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picviewer CE

NLF 的围观图修改版

2014-10-26 07:09:50 UTC itibariyledir. En son verisyonu görün.

// ==UserScript==
// @name           picviewer CE
// @author         NLF && ywzhaiqi
// @description    NLF 的围观图修改版
// @version        2014.10.26.1
// version        4.2.6.1
// @created        2011-6-15
// @lastUpdated    2013-5-29
// @namespace      http://userscripts.org/users/NLF
// @homepage       https://github.com/ywzhaiqi/userscript/tree/master/picviewerCE

// @grant          GM_getValue
// @grant          GM_setValue
// @grant          GM_addStyle
// @grant          GM_openInTab
// @grant          GM_xmlhttpRequest
// @grant          GM_registerMenuCommand
// @run-at         document-end

// @include       http://*
// @include       https://*
// @exclude       http://www.toodledo.com/tasks/*
// @exclude       http*://maps.google.com*/*
// ==/UserScript==

;(function(topObject,window,document,unsafeWindow){
	'use strict';

	function init(topObject,window,document,arrayFn,envir,storage,unsafeWindow){

		//一些设定。
		var prefs={
			floatBar:{//浮动工具栏相关设置.
				butonOrder:['actual','current','magnifier','gallery'],//按钮排列顺序'actual'(实际的图片),'current'(当前显示的图片),'magnifier'(放大镜观察),'gallery'(图集)
				showDelay:366,//浮动工具栏显示延时.单位(毫秒)
				hideDelay:566,//浮动工具栏隐藏延时.单位(毫秒)
				position:'top left',// 取值为: 'top left'(图片左上角) 或者 'top right'(图片右上角) 'bottom right'(图片右下角) 'bottom left'(图片左下角);
				offset:{//浮动工具栏偏移.单位(像素)
					x:-15,//x轴偏移(正值,向右偏移,负值向左)
					y:-15,//y轴偏移(正值,向下,负值向上)
				},
				forceShow:{//在没有被缩放的图片上,但是大小超过下面设定的尺寸时,强制显示浮动框.(以便进行旋转,放大,翻转等等操作)..
					enabled:true,//启用强制显示.
					size:{//图片尺寸.单位(像素);
						w:166,
						h:166,
					},
				},
				minSizeLimit:{//就算是图片被缩放了(看到的图片被设定了width或者height限定了大小,这种情况下),如果没有被缩放的原图片小于设定值,那么也不显示浮动工具栏.
					w:100,
					h:100,
				},

				// 按键,感觉用不太到,默认禁用
				keys: {
					enable: false,
					actual: 'a',  //  当出现悬浮条时按下 `a` 打开原图
					current: 'c',
					magnifier: 'm',
					gallery: 'g',
				},
			},

			magnifier:{//放大镜的设置.
				radius: 77,//默认半径.单位(像素).
				wheelZoom:{//滚轮缩放.
					enabled:true,
					pauseFirst:true,//需要暂停(单击暂停)后,才能缩放.(推荐,否则因为放大镜会跟着鼠标,如果放大镜过大,那么会影响滚动.)..
					range:[0.4,0.5,0.6,0.7,0.8,0.9,1,1.1,1.2,1.3,1.4,1.5,1.7,1.9,2,2.5,3.0,4.0],//缩放的范围
				},
			},

			gallery:{//图库相关设定
				fitToScreen:true,//图片适应屏幕(适应方式为contain,非cover).
				sidebarPosition: 'bottom',//'top' 'right' 'bottom' 'left'  四个可能值
					sidebarSize: 120,//侧栏的高(如果是水平放置)或者宽(如果是垂直放置)
					sidebarToggle: true,  // 是否显示隐藏按钮
				transition:true,//大图片区的动画。
				preload:true,//对附近的图片进行预读。
				max:5,//最多预读多少张(前后各多少张)

				autoScrollAndReload: false, // 最后一张图片时,滚动主窗口到最底部,然后自动重载库的图片。还有bug,有待进一步测试
				autoZoom: true,  // 如果有放大,则把图片及 sidebar 部分的缩放改回 100%,增大可视面积(仅在 chrome 下有效)
				descriptionLength: 32,  // 注释的最大宽度
			},

			imgWindow:{// 图片窗相关设置
				fitToScreen: false,//适应屏幕,并且水平垂直居中(适应方式为contain,非cover).
				syncSelectedTool:true,//同步当前选择的工具,如果开了多个图片窗口,其中修改一个会反映到其他的上面。
				defaultTool:'hand',//"hand","rotate","zoom";打开窗口的时候默认选择的工具
				close:{//关闭的方式
					escKey:true,//按esc键
					dblClickImgWindow: true,//双击图片窗口
					clickOutside:'', // 点击图片外部关闭。值为''|'click'|'dblclick';无或点击或双击
				},
				overlayer:{// 覆盖层.
					shown:false,//显示
					color:'rgba(0,0,0,0.8)',//颜色和不透明度设置.
				},
				shiftRotateStep:15,// 旋转的时候,按住shift键时,旋转的步进.单位:度.
				zoom:{//滚轮缩放
					range:[0.1,0.2,0.3,0.4,0.5,0.6,0.7,0.8,0.9,1,1.1,1.2,1.3,1.4,1.5,1.7,1.9,2,2.5,3.0,4.0],//缩放比例.(不要出现负数,谢谢-_-!~)
					mouseWheelZoom:true,//是否允许使用滚轮缩放。
				},
			},

			//等图片完全载入后,才开始执行弹出,放大等等操作,
			//按住ctrl键的时候,可以临时执行和这个设定相反的设定.
			waitImgLoad:true,

			//框架里面的图片在顶层窗口展示出来,但是当frame与顶层窗口domain不一样的时候,可能导致图片被反盗链拦截,
			//按住shift键,可以临时执行和这个设定相反的设定
			framesPicOpenInTopWindow:true,
		};

		//各网站高级规则;
		var siteInfo=[
			{name: "google 图片搜索",
				//网址例子.(方便测试.查看.之类的)
				siteExample:"http://www.google.com.hk/search?q=firefox&tbm=isch",
				//是否启用
				enabled:true,
				//站点正则
				url:/https?:\/\/www.google(\.\w{1,3}){1,3}\/search\?.*&tbm=isch/,
				//鼠标左键点击直接打开..(这个只是当高级规则的getImage()返回图片的时候生效)
				// 无效?只有少数情况下有作用?
				clikToOpen:{
					enabled:true,
					preventDefault:true,//是否尝试阻止点击的默认行为(比如如果是你点的是一个链接,默认行为是打开这个链接,如果是true,js会尝试阻止链接的打开(如果想临时打开这个链接,请使用右键的打开命令))
					type:'actual',//默认的打开方式: 'actual'(弹出,原始图片) 'magnifier'(放大镜) 'current'(弹出,当前图片)
				},
				//获取图片实际地址的处理函数,
				//this 为当前鼠标悬浮图片的引用,
				//第一个参数和this相同,也是当前鼠标悬浮图片的引用,
				//第二个参数为包裹当前图片的第一个a元素(可能不存在).
				getImage:function(img,a){
					if(!a)return;
					if (a.href.match(/imgurl=(.*?\.\w{1,5})&/i)) {
						return decodeURIComponent(RegExp.$1);
					}
				},

				// ====== 我新增的 ======
				// 自定义样式
				css: '',
				// 排除的图片正则
				// exclude: /weixin_code\.png$/i,
			},
			{name: "Bing 图片搜索",
				siteExample:"http://cn.bing.com/images/search?q=%E7%BE%8E%E5%A5%B3",
				enabled:true,
				url: /^https?:\/\/[^.]*\.bing\.com\/images\//i,
				getImage:function(img, a){
					if (!a) return;
					var oldsrc=this.src;
					var $ = /,imgurl:"([^"]+)/.exec(a.getAttribute('m'));
					var newsrc= $ ? $[1] : '';
					if(newsrc!=oldsrc)return newsrc;
				}
			},
			// 百度自身的全屏查看方式更加好,跟这个脚本的库查看类似。
			{name: "百度图片搜索",
				siteExample: "http://image.baidu.com/i?ie=utf-8&word=%E9%A3%8E%E6%99%AF&oq=%E9%A3%8E%E6%99",
				enabled: true,
				url: /^https?:\/\/image\.baidu\.com\/.*&word=/i,
				getImage: function(img, a) {
					if (!a) return;
					var reg = /&objurl=(http.*?\.(?:jpg|jpeg|png|gif|bmp))/i;
					if (a.href.match(reg)) {
						return decodeURIComponent(RegExp.$1);
					}
				}
			},
			{name: "百度图片 - channel/detail",
				siteExample: "http://image.baidu.com/channel?c=%E7%BE%8E%E5%A5%B3&t=%E5%85%A8%E9%83%A8&s=0",
				enabled: true,
				url: /^https?:\/\/image\.baidu\.com\/(?:channel|detail)/i,
				getImage: function(img, a) {
					var src = this.src,
						ret = src;
					var pic = new RegExp("(hiphotos|imgsrc)\\.baidu\\.com/(.+?)/.+?([0-9a-f]{40})");
					ret = src.replace(pic, '$1.baidu.com/$2/pic/item/$3');

					if (ret != src) {
						return ret;
					}
				},
				description: './../../following-sibling::div[@class="ext-info"]/a',
			},
			{name:"百度贴吧",
				enabled:true,
				url:/^https?:\/\/tieba\.baidu\.[^\/]+\//i,
				getImage:function(img){
					var src=img.src;
					var reg=/^(http:\/\/imgsrc\.baidu\.com\/forum\/)ab(pic\/item\/[\w.]+)/i ;
					var result=src.match(reg);
					//帖子列表页面
					if(result){//小图的时候
						return result[1]+result[2];
					}else{//小图点击之后的较大图,或者帖子内容页面的图片。
						var prefix = 'http://imgsrc.baidu.com/forum/pic/item/';
						var reg2 = /\/sign=\w+\/([\w.]+)$/;
						var sign = src.match(reg2);
						return  sign ? prefix + sign[1] : null;
					};
				},
			},
			// {name:"豆瓣",
			// 	siteExample:"http://movie.douban.com/photos/photo/1000656155/",
			// 	enabled: false,
			// 	url:/^https?:\/\/[^.]*\.douban\.com/i,
			// 	getImage:function(){
			// 		var oldsrc = this.src,
			// 			newsrc = oldsrc;
			// 		var pic = /\/view\/photo\/(?:photo|albumcover|albumicon|thumb)\/public\//i;
			// 		var movieCover = /\/view\/movie_poster_cover\/[si]pst\/public\//i;
			// 		var bookCover = /\/view\/ark_article_cover\/cut\/public\//i;
			// 		var spic = /(img\d+.douban.com)\/[sm]pic\//i

			// 		// 这个网址大图会出错
			// 		// http://movie.douban.com/subject/25708579/discussion/58950206/
			// 		if (pic.test(oldsrc)) {
			// 			newsrc = oldsrc.replace(pic, '/view/photo/raw/public/');
			// 		} else if (movieCover.test(oldsrc)) {
			// 			newsrc = oldsrc.replace(movieCover, '/view/photo/raw/public/');
			// 		} else if (bookCover.test(oldsrc)) {
			// 			newsrc = oldsrc.replace(bookCover, '/view/ark_article_cover/retina/public/');
			// 		} else if (spic.test(oldsrc)) {
			// 			newsrc = oldsrc.replace(spic, '$1/lpic/');
			// 		}

			// 		return newsrc == oldsrc ? null : newsrc;
			// 	}
			// },
			{name:"新浪微博",
				siteExample:"http://weibo.com/pub/?source=toptray",
				enabled:true,
				url:/^https?:\/\/(?:[^.]+\.)*weibo\.com/i,
				getImage:function(img){
					var oldsrc=this.src;
					var pic=/(\.sinaimg\.cn\/)(?:bmiddle)/i;//微博内容图片.
					var pic2=/(\.sinaimg\.cn\/)(?:square|thumbnail)/i;// 微博内容图片2.
					var head=/(\.sinaimg\.cn\/\d+)\/50\//i;//头像.
					var photoList=/\.sinaimg\.cn\/thumb150\/\w+/i//相册
					var newsrc;
					if(pic.test(oldsrc)){
						newsrc=oldsrc.replace(pic,'$1large');  // large 不是每一张图片都有的
						return newsrc==oldsrc? '' : newsrc;
					} else if (pic2.test(oldsrc)) {
						newsrc=oldsrc.replace(pic2,'$1mw1024');
						return newsrc==oldsrc? '' : newsrc;
					} else if(head.test(oldsrc)){
						newsrc=oldsrc.replace(head,'$1/180/');
						return newsrc==oldsrc? '' : newsrc;
					}else if(photoList.test(oldsrc)){
						newsrc=oldsrc.replace('/thumb150/','/mw690/');
						return newsrc==oldsrc? '' : newsrc;
					};
				},
			},
			{name:"腾讯微博",
				siteExample:"http://t.qq.com/p/news",
				enabled:true,
				url:/^http:\/\/[^\/]*t\.qq\.com\//i,
				getImage:function(img){
					var pic=/(\.qpic\.cn\/mblogpic\/\w+)\/\d+/i;//图片
					var head=/(\.qlogo\.cn\/mbloghead\/\w+)\/\d+/i;//头像.
					var oldsrc=this.src;
					var newsrc;
					if(pic.test(oldsrc)){
						newsrc=oldsrc.replace(pic,'$1/2000');
						return newsrc==oldsrc? '' : newsrc;;
					}else if(head.test(oldsrc)){
						newsrc=oldsrc.replace(head,'$1/0');
						return newsrc==oldsrc? '' : newsrc;;
					};
				},
			},
			{name:"淘宝搜索",
				enabled:true,
				url:/^http:\/\/[^\.]+\.taobao\.com\//i,
				getImage:function(){
					var src = this.src;
					var ret = src.replace(new RegExp("((?:img\\d\\d\\.taobaocdn|g(?:[^.]*\\.?){1,2}?\\.alicdn)\\.com/)(?:img/|tps/http:\\//img\\d\\d+\\.taobaocdn\\.com/)?((?:imgextra|bao/uploaded)/i\\d+/[^!]+![^.]+\\.[^_]+)_.+", 'i'),
						'$1/$2');
					if (ret != src) return ret;
				},
			},
			{name: "deviantart",
				siteExample: "http://www.deviantart.com",
				enabled:true,
				url:/^https?:\/\/[^.]*\.deviantart\.com/i,
				getImage:function(){
					var oldsrc=this.src;
					var newsrc=oldsrc.replace(/(http:\/\/[^\/]+\/fs\d+\/)200H\/(.*)/i,'$1$2');
					return newsrc==oldsrc? '' : newsrc;
				},
			},
			{name: '花瓣网',
				enabled: true,
				url: /^https?:\/\/huaban\.com\//i,
				ext: 'previous-2',
				// ext: function(target) {
				// 	if (target.className == 'cover') {
				// 		return target.parentNode.querySelector('img');
				// 	}
				// },
				getImage: function() {
					var pic = /(.*img.hb.aicdn.com\/.*)_fw(?:236|320)$/i
					if (this.src.match(pic)) {
						return RegExp.$1 + '_fw658';
					}
				},
				description: './../following-sibling::p[@class="description"]',
				// css: '.pin a.img .cover { display: none; }',
				exclude: /weixin_code\.png$/i,
			},
			// 其它
			{name: "wikipedia",
				enabled:true,
				url:/^https?:\/\/[^.]+.wikipedia.org\//i,
				getImage:function(){
					var src=this.src;
					var ret=src.replace('/thumb/','/');
					if(src==ret)return;//非缩略图
					return (ret.match(/(https?:\/\/.*)\/\d+px-.*/) || [])[1];
				},
			},
			{name: "cnbeta",
				enabled: true,
				url: /^https?:\/\/www.cnbeta.com\//i,
				getImage: function() {
					var oldsrc = this.src,
						newsrc = oldsrc;
					// http://static.cnbetacdn.com/newsimg/2014/0922/19_1411376098.png_180x132.png
					if (oldsrc.match(/(static.cnbetacdn.com\/.+)_\d+x\d+\.\w{2,4}$/)) {
						newsrc = 'http://' + RegExp.$1;
					}

					return newsrc == oldsrc ? null : newsrc;
				}
			},
			{name:"沪江碎碎",
				enabled:true,
				url:/^https?:\/\/([^.]+\.)*(?:yeshj\.com|hjenglish\.com|hujiang\.com)/i,
				getImage:function(img){
					var oldsrc=this.src;
					var reg=/^(https?:\/\/(?:[^.]+\.)*hjfile.cn\/.+)(_(?:s|m))(\.\w+)$/i;
					if(reg.test(oldsrc)){
						return oldsrc.replace(reg,'$1$3');
					};
				},
			},
			{name: '大众点评',
				siteExample: 'http://www.dianping.com/shop/17873296/photos',
				url: /^https?:\/\/www.dianping.com\/shop/i,
				getImage: function() {
					var oldsrc = this.src,
						newsrc;
					var pic = /(.+?dpfile\.com\/.+)\(240c180\)\/(thumb\..+)/;
					newsrc = oldsrc.replace(pic, '$1(700x700)/$2');

					return newsrc == oldsrc ? null : newsrc;
				}
			},
			// 视频网站
			{name: "人人影视",
				enabled: true,
				url: /^http:\/\/www\.yyets\.com\//i,
				getImage: function() {
					var src = this.src;
					var ret = src.replace(new RegExp('(res\\.yyets\\.com/ftp/(?:attachment/)?\\d+/\\d+)/[ms]_(.*)', 'i'), '$1/$2');
					if (src == ret) return; //非缩略图
					return ret;
				},
			},
			{name: 'trakt.tv',
				url: /^http:\/\/trakt\.tv\//i,
				siteExample: 'http://trakt.tv/shows',
				getImage: function() {
					var oldsrc = this.src;
					if (oldsrc.match(/(.*\/images\/posters\/\d+)-(?:300|138)\.jpg\?(\d+)$/)) {
						return RegExp.$1 + '.jpg?' + RegExp.$2;
					}
				}
			},
			// Music
			{name: '网易云音乐',
				url: 'http://music.163.com/*',
				ext: 'previous',  // 扩展模式,检查前面一个是否为 img
				getImage: function() {
					var oldsrc = this.src;
					if (oldsrc.match(/(.*)\?param=\d+y\d+$/)) {
						return RegExp.$1;
					}
				}
			},
			// 美女
			{name: "美女薄情馆",  // 这个网站有限制,每天只能看多少张
				url: /^http:\/\/boqingguan\.com\//i,
				siteExample: 'http://boqingguan.com/Picture/31637',
				lazyAttr: 'data-original',  // 由于采用了延迟加载技术,所以图片可能为 loading.gif
				getImage: function(img, a) {
					var oldsrc = this.getAttribute('data-original') || this.src;
					if (oldsrc) {
						var newsrc = oldsrc.replace(/![a-z\d]+$/, '');
						return newsrc == oldsrc ? '' : newsrc;
					}
				}
			},
			// 游戏
			{name:"178.com",
				enabled:true,
				url:/^https?:\/\/(?:\w+\.)+178\.com\//i,
				clikToOpen:{
					enabled:true,
					preventDefault:true,
					type:'actual',
				},
				getImage:function(img,a){
					if(!a)return;
					var reg=/^https?:\/\/(?:\w+\.)+178\.com\/.+?(https?:\/\/img\d*.178.com\/[^.]+\.(?:jpg|jpeg|png|gif|bmp))/i;
					return (a.href.match(reg) || [])[1];
				},
			},
			{name: "天极网",
				url: /^http:\/\/game\.yesky\.com\//i,
				enabled: true,
				siteExample: "http://game.yesky.com/tupian/165/37968665.shtml",
				getImage: function() {
					var src = this.src;
					var ret = src.replace(/_\d+x\d+\.([a-z]+)$/i, '.$1');
					if (ret!=src) return ret;
				}
			},
			{name: "超级玩家",
				url: /^http:\/\/dota2\.sgamer\.com\/albums\//i,
				enabled: true,
				siteExample: "http://dota2.sgamer.com/albums/201407/8263_330866.html",
				getImage: function() {
					var src = this.src;
					var ret = src.replace(/\/s([^\.\/]+\.[a-z]+$)/i, '/$1');
					if (ret!=src) return ret;
				}
			},
			// 漫画站
			{name: "nhentai",
				url: /^http:\/\/nhentai\.net\/g\/\d+\//i,
				enabled: true,
				siteExample: "http://nhentai.net/g/113475/",
				getImage: function() {
					var src = this.src;
					var ret = src.replace(/\/(\d+)t(\.[a-z]+)$/i, '/$1$2');
					if (ret!=src) return ret;
				}
			},
			// 论坛
			{name:"极限主题社区",
				enabled:true,
				url:/^https?:\/\/bbs\.themex\.net\/.+/i,
				clikToOpen:{
					enabled:true,
					preventDefault:true,
					type:'actual',
				},
				getImage:function(){
					var reg=/^(https?:\/\/bbs\.themex\.net\/attachment\.php\?.+)&thumb=1(.+)/i;
					var src=this.src;
					var ret=src.replace(reg,'$1$2');
					return ret!=src? ret : '';
				},
			},
			{name:"opera官方论坛",
				siteExample:"http://bbs.operachina.com",
				enabled:true,
				url:/^http:\/\/bbs\.operachina\.com/i,
				getImage:function(){
					var src=this.src;
					if(/file.php\?id=\d+$/i.test(src)){
						return src+'&mode=view';
					};
				},
			},

			// 特殊的需要修正
			{name: 'github 修正',
				url: /^https?:\/\/github\.com\//i,
				clikToOpen: {
					enabled: true,
					preventDefault: true,
					type: 'actual',
				},
				getImage: function() {
					return this.src;
				}
			},

			// 需要 xhr 获取的
			{name: '优美图',
				url: /http:\/\/www\.topit\.me\//,
				getImage: function(img, a) {  // 如果有 xhr,则应该返回 xhr 的 url
					var oldsrc = this.src;
					if (a && oldsrc.match(/topit\.me\/.*\.jpg$/)) {
						return a.href;
					}
				},
				xhr: {
					q: ['a[download]', 'a#item-tip'],
				}
			},
			{name:"pixiv",  // 有些页面不行,需要 xhr 获取
				enabled:true,
				url:/^http:\/\/www\.pixiv\.net/i,
				getImage:function(img){
					var oldsrc = this.src,
						newsrc = oldsrc;
					var reg = /(pixiv.net\/img\d+\/img\/.+\/\d+)_[ms]\.(\w{2,5})$/i;
					if (reg.test(oldsrc)) {
						newsrc = oldsrc.replace(reg, '$1.$2');
					}
					// 这里的链接需要 xhr 获取?
					// http://www.pixiv.net/member_illust.php?id=341433

					return newsrc == oldsrc ? null : newsrc;
				},
			},
			// {name: '优酷电视剧',
			// 	siteExample: 'http://www.youku.com/v_olist/c_97.html',
			// 	url: /^https?:\/\/www.youku.com\/v_olist\//,
			// 	getImage: function() {
			// 		// {"r":"www\\.youku\\.com\\/show_page\\/id_.*\\.html","q":".baseinfo > .thumb > img"}
			// 	}
			// },
		];

		// 通配型规则,无视站点.
		var tprules=[
			function(img, a) { // GoogleContent 规则,来自 Imagus 扩展
				var reg = new RegExp('((?:(?:lh|gp|yt)\\d+\\.g(?:oogleuserconten|gph)|\\d\\.bp\\.blogspo)t\\.com/)(?:([_-](?:[\\w\\-]{11}/){4})[^/]+(/[^?#]+)?|([^=]+)).*');
				var $ = reg.exec(this.src);
				if ($) {
					var url = true ?
						$[1] + ($[4] ? $[4] + '=' : $[2]) + 's0' + ($[3] || '') : // 原图
						$[1] + ($[4] ? $[4] + '=' : $[2]) + 's1024' + ($[3] || ''); // 1024 大小
					return 'http://' + url;
				}
			},

			function(img,a){ // 解决新的dz论坛的原图获取方式.
				var reg=/(.+\/attachments?\/.+)\.thumb\.\w{2,5}$/i;
				var oldsrc=this.src;
				if (!oldsrc) return;
				var newsrc=oldsrc.replace(reg,'$1');
				if(oldsrc!=newsrc)return newsrc;
			},
		];

		var Rule = {};

		// TODO:兼容 Imagus 扩展的规则
		// 1、要移除前面的 https?://
		// Rule.imagus = [
		// 	{name: 'GoogleContent',
		// 		img: '^((?:(?:lh|gp|yt)\\d+\\.g(?:oogleuserconten|gph)|\\d\\.bp\\.blogspo)t\\.com/)(?:([_-](?:[\\w\\-]{11}/){4})[^/]+(/[^?#]+)?|([^=]+)).*',
		// 		to: function($) {
		// 			return true ?
		// 					$[1] + ($[4] ? $[4] + '=' : $[2]) + 's0' + ($[3]||'') :  // 原图
		// 					$[1] + ($[4] ? $[4] + '=' : $[2]) + 's1024' + ($[3]||'');  // 1024 大小
		// 		}
		// 	}
		// ];

		// 兼容部分 Mouseover Popup Image Viewer 脚本的规则
		Rule.MPIV = [
			{name: "Douban",  // 人人影视的豆瓣脚本需要用到
				r: "(img\\d+\\.douban\\.com/)(?:(view/)(?:photo|movie_poster_cover)/(?!large)[^/]+|(icon/u(?=\\d))|[sm](?=pic/))(.*)",
				s: function(m, node) {
					return [
						'http://' + m[1] + (m[2] ? m[2] + 'photo/raw' : ((m[3]||'') + 'l')) + m[4],
						'http://' + m[1] + (m[2] ? m[2] + 'photo/photo' : ((m[3]||'') + 'l')) + m[4]
					];
				},
			}
		];

		loadRule_MPIV();

		function loadRule_MPIV() {
			var isStringFn = function(a) {
				return typeof a == 'string' && a.indexOf('return ') > -1;
			};

			Rule.MPIV.forEach(function(h) {
				try {
					if(h.r) h.r = new RegExp(h.r, 'i');
					if(isStringFn(h.s)) h.s = new Function('m', 'node', h.s);
					if(isStringFn(h.q)) h.q = new Function('text', 'doc', h.q);
					if(isStringFn(h.c)) h.c = new Function('text', 'doc', h.c);
				} catch(ex) {
					console.error('MPIV 规则中无效的 host: ' + h, ex);
				}
			});

			var filter = function(hn, h) {
				return !h.d || hn.indexOf(h.d) > -1;
			};

			Rule.MPIV = Rule.MPIV.filter(filter.bind(null, location.hostname));
		}

		//图标
		prefs.icons={
			actual:'data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAABgAAAAYCAIAAABvFaqvAAAAGXRFWHRTb2Z0d2FyZQBBZG9iZSBJbWFnZVJlYWR5ccllPAAAA2ZpVFh0WE1MOmNvbS5hZG9iZS54bXAAAAAAADw/eHBhY2tldCBiZWdpbj0i77u/IiBpZD0iVzVNME1wQ2VoaUh6cmVTek5UY3prYzlkIj8+IDx4OnhtcG1ldGEgeG1sbnM6eD0iYWRvYmU6bnM6bWV0YS8iIHg6eG1wdGs9IkFkb2JlIFhNUCBDb3JlIDUuMy1jMDExIDY2LjE0NTY2MSwgMjAxMi8wMi8wNi0xNDo1NjoyNyAgICAgICAgIj4gPHJkZjpSREYgeG1sbnM6cmRmPSJodHRwOi8vd3d3LnczLm9yZy8xOTk5LzAyLzIyLXJkZi1zeW50YXgtbnMjIj4gPHJkZjpEZXNjcmlwdGlvbiByZGY6YWJvdXQ9IiIgeG1sbnM6eG1wTU09Imh0dHA6Ly9ucy5hZG9iZS5jb20veGFwLzEuMC9tbS8iIHhtbG5zOnN0UmVmPSJodHRwOi8vbnMuYWRvYmUuY29tL3hhcC8xLjAvc1R5cGUvUmVzb3VyY2VSZWYjIiB4bWxuczp4bXA9Imh0dHA6Ly9ucy5hZG9iZS5jb20veGFwLzEuMC8iIHhtcE1NOk9yaWdpbmFsRG9jdW1lbnRJRD0ieG1wLmRpZDpFQkE5RjA0RDk2MzhFMjExQTU0REJGNDRCQTFCOUNERSIgeG1wTU06RG9jdW1lbnRJRD0ieG1wLmRpZDozOEE0N0FDMTNENjgxMUUyOUQ4REU1MDlFRDYwNTkzOSIgeG1wTU06SW5zdGFuY2VJRD0ieG1wLmlpZDozOEE0N0FDMDNENjgxMUUyOUQ4REU1MDlFRDYwNTkzOSIgeG1wOkNyZWF0b3JUb29sPSJBZG9iZSBQaG90b3Nob3AgQ1M2IChXaW5kb3dzKSI+IDx4bXBNTTpEZXJpdmVkRnJvbSBzdFJlZjppbnN0YW5jZUlEPSJ4bXAuaWlkOkVCQTlGMDREOTYzOEUyMTFBNTREQkY0NEJBMUI5Q0RFIiBzdFJlZjpkb2N1bWVudElEPSJ4bXAuZGlkOkVCQTlGMDREOTYzOEUyMTFBNTREQkY0NEJBMUI5Q0RFIi8+IDwvcmRmOkRlc2NyaXB0aW9uPiA8L3JkZjpSREY+IDwveDp4bXBtZXRhPiA8P3hwYWNrZXQgZW5kPSJyIj8+nuhUUAAAAVFJREFUeNq01bGqglAYB/BuiQ0hDU26aTgYtES74As4iG/gQziIbyAStgu2NhQtvUGk6Au4OTg4qCjk5ulc4l6sa/eCx/sfDpzjxw/9OB9+AAAGvaQXCCLDQU/5N2i1Wl0uF1EUkXq0WCyKogiCoAvShE6nE9wahoHabEEQ4JrnOWqPqqqCK8dxqPdot9vBbVmWs9kMqUcMw2RZBk8cx0GCHt91PB7TNNV1HQn6M9PpFBUaj8f7/R7We55HUVR3yLIs8JXr9ToajbpA6/W6rmvQiKIoXaDz+QyeE0URhmHt0Hw+930/DMPlctlU4Ay+vM4jsiy3QARBQOJRkSQJTdPf0GazAW05HA4tkGmazSLXdXEc/xyi4TCO41bodrtNJpMniCRJePpSp2kafMTzPHgfSZKeIFVVfxbBGWZZdrvd/gLZtt3xZr8bEayvH8ldgAEAjySkPffpTOwAAAAASUVORK5CYII=',
			current:'data:image/png;base64,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',
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YEdyixVCViQmp0/mh8Ip01IgjBeQtCYJ4X7hcLcioWnUwKh/VMOwWGCXAPn9KSwdJ5uXmM3GDL6UXmwk1yo3FxQssFCFpNJqEUgxgZ2JryM5RsIONMucnaGh5wWK0oIYL5izuUP50evkVtksX5CkTk/lRQq/ThKQuCoRnf07W0gIBnLVgr51E6JJUlg6fujQIcmwYcMs4BewjejhAXm7dpBRlOWnYRRQZAQQlZXwpfp2pQie7xmSWQwcESt3coIkNBRG6pvoXV6Q0LvVlHaMEeMCI5H2XhrXxNSZU0ktlJpnjmsi4eTOV99gMtjdY1IRfCoDf+DAAQv415gqSO5TzaqiYlpJKYTSxwfOAQFwpcxTTl7Ku6ICq1haIE62cOHCJgcgkmhHQGVVVXCj551pAdj7Skq1najeVlNFN1p8jrVps6Zh2RdfIS4iDptSN6GwrBC19bWtEiCLENKY1vfv3y+JoYySNTbxXGbH9CE3ir4GAivQCjGTUVJO00Axwa2oCKvpmbXiRD/t+QmvxL6CKe9MQdvAtjhOY6ww/JzSj1rShPsLL6CRCJnIpFhuL6OFMNBcoyhNYebEDi/fe386acKAmXNnwjjViPFLx0OikrSqgczVq1dbwL9L8jdmay+/DO/YWMgpZWCr7xwYCA8iZCguhoK80xor8Af2HODg913bB792fqi6XcXHj4uu04PI6nJy4NmtG1yCgrgW5LQ/PGifuY4di7eY9sS5Zs2bhTkz5iCpTxJ+nPkjhBqhdRMyn0hAPJZmW86TkjdnZj5UGrrQ1YtS5cbLlyEcP86Bm8Hv3bUXw2KHIWV9CmJHxaL/wv7wCfTBrZu3+P0TojadqL5QHzsGr4gIuAQH83nZ/F79+vHnelmBWrehaUf1DOpJu54cSHVpiwTWHjlyBFOmTOEDtIewm/1gu2gRpJTvtCFX6k2izs6Gds8evlm/EV/eRiVnzKsx+Cb7G/6RSfMmIcAzAIsOLEJQSBCuXbtmIcH2k4Qieu2uXXw+bwKulMtxc8EC5IrpCT/wpey3qroKZdoypGxMQdzbccgcl9niLzDsKH2NwHZyaqp4mg/hryQHSSq2bhUKPvxQOEL9t8V7TLZv3y440oqKiizvDCb5hSR3wgSh+tgxYT/1M63mHBAdbXceSj/4VavVnhH3/izLGZFI4mv2QFp6umXCv5CcIqGSRpho9aG9e/cKT9Nu3bpleXcQyVmSk4+BHzhokKPT2RCQm8MzNWY9Quby5clKqqC+XLoUH7F8nuS6eP7IT8vI3KjYYd2r5LlK2C8pVsFFsP5tTU8Ba9CgQf5BQUG9q6urJT7kRn+le/8kSReFtSFDhoAqQNa9e/jw4fMKhcL0RNImlQosM6as+E4zvy8+0kRdXd0Od3f30fPmz8di8ZjE3CjI4WXyTidOnNhJudIJR39sXbx4ca85c+aMr6qqkvr5+dncG0qLcZQWhdoVAr1OTGIdauz3geZ+oemTk5PzRb9+/YbMnj0bS5Ys4YO7qSQcOXIkMjIyvpsxY8bBp/3FOCEhIZLqgbTi4mJpKEVn1l6g2HCcvFpNTc15b2/vTDHbwFMQWNfSxl7B7Irig5CVlWW2v5l/5H9y0Ptvsv2YnZ0thISEmOf8kUT5O+dr1TtlWW2ePwTeat6xJIY/Ct5M4L8CDADd5n9SL0lNMwAAAABJRU5ErkJggg==',
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		};

		//分享api;有需求的照着添加
		//api项,请返回给一个{url:url,wSize:{w:,h:}},脚本会自动调用window.open打开,如果不返回任何的话,脚本将不做任何其他事情。
		//api的参数
		/*{
			title
			pic
			url
		} */
		prefs.share={
			weibo:{
				disabled:false,
				name:'新浪微博',
				icon:'data:image/png;base64,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',
				api:function(args){
					var url='http://service.weibo.com/share/share.php?'+
						'title='+args.title+
						'&url='+args.url+
						'&pic='+args.pic;
					return {
						url:url,
						wSize:{
							h:500,
							w:620,
						},
					};
				},
			},
			t:{
				name:'腾讯微博',
				icon:'data:image/png;base64,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',
				api:function(args){
					var url='http://v.t.qq.com/share/share.php?'+
					'title='+args.title+
					'&url='+args.url+
					'&pic='+args.pic;
					return {
						url:url,
						wSize:{
							h:500,
							w:620,
						},
					};
				},
			},
			qZone:{
				name:'QQ空间',
				icon:'data:image/png;base64,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',
				api:function(args){
					var url='http://sns.qzone.qq.com/cgi-bin/qzshare/cgi_qzshare_onekey?'+
						'title='+args.title+
						'&pics='+args.pic+
						'&url='+args.url;
						return {
							url:url,
							wSize:{
								h:650,
								w:620,
							},
						};
				},
			},
			fanfou:{
				name:'饭否',
				icon:'data:image/png;base64,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',
				api:function(args){
					var url='http://fanfou.com/sharer/image?'+
					'u='+args.url+
					'&t='+args.title+
					'&img_src='+args.pic;
					return{
						url:url,
						wSize:{
							h:550,
							w:650,
						},
					};
				},
			},
			tieba:{
				name:'百度贴吧',
				icon:'data:image/png;base64,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',
				api:function(args){
					var url = 'http://tieba.baidu.com/f/commit/share/openShareApi?'+
					'title='+args.title+
					'&url='+args.url+
					'&pic='+args.pic;
					return {
						url:url,
						wSize:{
							h:600,
							w:630,
						},
					};
				},
			},
			renren:{
				name:'人人网',
				icon:'data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAABAAAAAQCAYAAAAf8/9hAAAACXBIWXMAAAsSAAALEgHS3X78AAAC10lEQVQ4jXWTTWhUVxTHf/M+nSTjTCax+dAkxk5lGo2ttMUGBJt0FEFUsJa0i0JXQpFu7KLFgIsKUgpdlRYMFApZKtRNrYkLKYUKFiWQtgq1nUAmkGgMiZN5M++9e+/pIvURIv3DWdxz7v93uPdwUmySndk56O04esbJFYec3EuviY4jXZ2dUU+mbzbmfhqX+mJ5s2ddKcv2d42O5Y5cC/3PZ2T8VkVERMJYy/itimy5MC3Zw1eq3o6jZzbaHICU7aVbXr84pYffPvi02IZZ1ZhmGwDPsTDNNo32DPHp/S3+3xcvOzdfPRxMf/keYrQFkB44+616a+RgUGjDPAphvkZlNU66VFZjmF9DVzVBcRuU3jnt7xodA7DsXHHI3n/yw3p3HuYCWIogUDSUSQANZaCm4HEIcwGNrizpF0fHrPS2XsfvOfZR2L0VlgKoKxDAGCIjCSAyAsaA0lA1GGMIX+7y3IcjH1hO274RZblQ06AADSihVMgmgFIhC0qSGlVF7Pu4L7xxzLL81k4TGVAGjIAROtsdju9uTQDHd7fS2e4kdZRBa7CbuwpWynZsQgXarEeoKR3IPzfl0oE8hHrDPQWApYPH81ao/iMLfdtdJk70PQeYONFH33Z3/QlGsBsxOlgsW3p55menFoISero97pwbSEznr89y/vpscr5zboCebg+U4K41iB/99iN2rjiUOTkpg1/fl4VaJM+0UI0kf2pS8qcmZaG6IV+LZM9Xv0vuyLUwle7ot/TKg9v6n6mJfWFER5ObdBu+dI/lMMVymGL40r0k39HksjeOaZSvfCH1xbINoJ7cvVFe6T306/yW3j39Gd789DYPH6xBtgl8h6XyU77/pcIrOzOc/eYPpn64erX+5+WPQSSVoFOW7fe/+1m68P6FuuV5qiWNTnsA2EGEW6vj69pa/f53n0SVG+OJbfNvP1tnN7/3kL21fxBArfx19//W+V9oRmy7yi+Z7gAAAABJRU5ErkJggg==',
				api:function(args){
					var url='http://widget.renren.com/dialog/share?'+
					'link='+args.url+
					'&title='+args.title+
					'&pic='+args.pic;
					return {
						url:url,
						wSize:{
							h:600,
							w:650,
						},
					};
				},
			},
			douban:{
				name:'豆瓣',
				icon:'data:image/png;base64,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',
				api:function(args){
					var url='http://shuo.douban.com/%21service/share?'+
					'href='+args.url+
					'&name='+args.title+
					'&image='+args.pic;
					return {
						url:url,
						wSize:{
							h:350,
							w:600,
						},
					};
				},
			},
		};

		if (typeof String.prototype.startsWith != 'function') {
		    String.prototype.startsWith = function(str) {
		        return this.slice(0, str.length) == str;
		    };
		}

		function getMStr(func) {
		    var lines = func.toString();
		    lines = lines.substring(lines.indexOf("/*") + 3, lines.lastIndexOf("*/"));
		    return lines;
		}

		function toRE(obj) {
			if (!obj) {
				return obj;
			} else if (obj instanceof RegExp) {
				return obj;
			} else if (obj instanceof Array) {
				return new RegExp(obj[0], obj[1]);
			} else if (typeof obj === 'string') {
				if (obj.indexOf('.*') == -1) {
					obj = wildcardToRegExpStr(obj);
				}
				return new RegExp(obj);
			}
		}

		function wildcardToRegExpStr(urlstr) {
			if (urlstr.source) return urlstr.source;
			var reg = urlstr.replace(/[()\[\]{}|+.,^$?\\]/g, "\\$&").replace(/\*+/g, function(str){
				return str === "*" ? ".*" : "[^/]*";
			});
			return "^" + reg + "$";
		}

		function isXPath(xpath) {
			return xpath.startsWith('./') || xpath.startsWith('//') || xpath.startsWith('id(');
		}

		function getElementByNode(selector, contextNode, doc) {
			var ret;
			if (!selector || !contextNode) return ret;
			doc = doc || document;

			var type = typeof selector;
			if (type == 'string') {
				if (isXPath(selector)) {
					ret = getElementByXpath(selector, contextNode, doc);
				} else {
					ret = contextNode.parentNode.querySelector(selector);
				}
			} else if (type == 'function') {
				ret = selector(contextNode, doc);
			}
			return ret;
		}

		function launchFullScreen(element) {
			if (element.requestFullscreen) {
				element.requestFullscreen();
			} else if (element.msRequestFullscreen) {
				element.msRequestFullscreen();
			} else if (element.mozRequestFullScreen) {
				element.mozRequestFullScreen();
			} else if (element.webkitRequestFullscreen) {
				element.webkitRequestFullscreen(Element.ALLOW_KEYBOARD_INPUT);
			}
		}

		function cancelFullScreen() {
			if (document.exitFullscreen) {
				document.exitFullscreen();
			} else if (document.msExitFullscreen) {
				document.msExitFullscreen();
			} else if (document.mozCancelFullScreen) {
				document.mozCancelFullScreen();
			} else if (document.webkitExitFullscreen) {
				document.webkitExitFullscreen();
			}
		}

		// 检测缩放
		function detectZoom (){
		    var ratio = 0,
		        screen = window.screen,
		        ua = navigator.userAgent.toLowerCase();

		    if (window.devicePixelRatio !== undefined) {
		            ratio = window.devicePixelRatio;
		    }
		    else if (~ua.indexOf('msie')) {
		        if (screen.deviceXDPI && screen.logicalXDPI) {
		            ratio = screen.deviceXDPI / screen.logicalXDPI;
		        }
		    }
		    else if (window.outerWidth !== undefined && window.innerWidth !== undefined) {
		        ratio = window.outerWidth / window.innerWidth;
		    }

		    if (ratio){
		        ratio = Math.round(ratio * 100);
		    }

		    return ratio;
		}

		//获取位置
		function getContentClientRect(target){
			var rect=target.getBoundingClientRect();
			var compStyle=getComputedStyle(target);
			var pFloat=parseFloat;
			var top=rect.top + pFloat(compStyle.paddingTop) + pFloat(compStyle.borderTopWidth);
			var right=rect.right - pFloat(compStyle.paddingRight) - pFloat(compStyle.borderRightWidth);
			var bottom=rect.bottom - pFloat(compStyle.paddingBottom) - pFloat(compStyle.borderBottomWidth);
			var left=rect.left + pFloat(compStyle.paddingLeft) + pFloat(compStyle.borderLeftWidth);
			return {
				top:top,
				right:right,
				bottom:bottom,
				left:left,
				width:right-left,
				height:bottom-top,
			};
		};

		//获取窗口大小.
		function getWindowSize(){
			/*
				//包含滚动条
				return {
					h:window.innerHeight,
					w:window.innerWidth,
				};
			*/

			//去除滚动条的窗口大小
			var de=document.documentElement;
			var body=document.body;
			var backCompat=document.compatMode=='BackCompat';
			return {
				h:backCompat? body.clientHeight : de.clientHeight,
				w:backCompat? body.clientWidth : de.clientWidth,
			};

		};

		//获取已滚动的距离
		function getScrolled(container){
			if(container){
				return {
					x:container.scrollLeft,
					y:container.scrollTop,
				};
			};
			return {
				x:'scrollX' in window ? window.scrollX : ('pageXOffset' in window ? window.pageXOffset : document.documentElement.scrollLeft || document.body.scrollLeft),
				y:'scrollY' in window ? window.scrollY : ('pageYOffset' in window ? window.pageYOffset :  document.documentElement.scrollTop || document.body.scrollTop),
			};
		};

		//xpath 获取单个元素
		function getElementByXpath(xpath,contextNode,doc){
			doc=doc || document;
			contextNode=contextNode || doc;
			return doc.evaluate(xpath,contextNode,null,9,null).singleNodeValue;
		};


		//事件支持检测.
		function eventSupported( eventName,elem ){
			elem = elem || document.createElement("div");
			eventName = "on" + eventName;
			var isSupported = (eventName in elem);
			if (!isSupported){
				if(!elem.setAttribute){//setAttribute是元素节点的方法
					elem=document.createElement("div");
				};
				var setAttr;
				if(!elem.hasAttribute(eventName)){
					setAttr=true;
					elem.setAttribute(eventName, "return;");
				};
				isSupported = typeof elem[eventName] == "function";
				if(setAttr)elem.removeAttribute(eventName);
			};
			return isSupported;
		};


		//检测属性支持.dom属性
		//返回带前缀的可以直接执行是属性
		function proSupported(proName,elem){
			//判断第一个字母是否大写,如果是的话,为构造函数,前缀也要大写
			var prefix=/^[A-Z]/.test(proName)? ['','WebKit-','O-','Moz-','MS-'] : ['','webkit-','o-','moz-','ms-'];
			var i=0;
			var p_i;
			var sProName;
			elem = elem || document.createElement("div");
			while(typeof (p_i=prefix[i++])!='undefined'){
				sProName=(p_i+proName).replace(/-([A-z])/g,function(a,b){
					return b.toUpperCase();
				});
				//console.log(sProName);
				if(sProName in elem)return sProName;
			};
		};


		//css属性支持
		//带前缀的默认为大写(所有浏览器支持)
		//比如WebkitTransform,MozTransform,OTransfomr
		//chrome浏览器大小写前缀都行。
		//firefox,opera只能大写
		//ie 9+只能小写
		function cssProSupported(proName,elem,capitalize){
			if(capitalize!==false)capitalize=true;
			proName=proName.toLowerCase();

			var prefix=['','-webkit-','-o-','-moz-','-ms-'];
			elem=elem || document.createElement('div');
			var style=elem.style;
			var camelPro;

			// 会有个错误 invalid 'in' operand style
			try {
				for(var i=0,ii=prefix.length;i<ii;i++){
					var first=true;
					camelPro=(prefix[i]+proName).replace(/-([a-z])/g,function(a,b){
						b=b.toUpperCase();
						if(first){
							first=false;
							if(!capitalize){
								b=b.toLowerCase();
							};
						};
						return b;
					});
					//console.log(camelPro);
					if(camelPro in style){
						return camelPro;
					}
				}
			} catch(ex) {}

			if(!capitalize)return;
			return cssProSupported(proName,elem,false);

		};

		//css属性值支持
		function cssValueSupported(proName,value,elem){
			var prefix=['','-webkit-','-o-','-moz-','-ms-'];
			elem=elem || document.createElement('div');
			var style=elem.style;
			var prefixedValue;
			for(var i=0,ii=prefix.length;i<ii;i++){
				prefixedValue=prefix[i] + value;
				style[proName]=prefixedValue;
				if(style[proName]==prefixedValue){
					return prefixedValue;
				};
			};
		};


		//elem.dataset的兼容实现
		//ie不支持;firefoxGM储存不能反映到元素属性上。
		function dataset(elem,pro,value){

			function getDataPrefix(){
				return 'data-' + pro.replace(/[A-Z]/g,function(m){
					return '-' + m.toLowerCase();
				});
			};

			if(typeof value=='undefined'){//取值
				if(elem.dataset){
					value = elem.dataset[pro];
				}else{//没有取到值,返回undefined,getAttribute默认是返回null,所以判断一下。
					var prefixedPro=getDataPrefix();
					if(elem.hasAttribute(prefixedPro)){
						value=elem.getAttribute(prefixedPro);
					};
				};
				return value;
			}else{
				elem.setAttribute(getDataPrefix(),value);
			};
		};


		//重新检查悬浮图片
		function imgReHover(img){
			//要检查的图片,是当前悬浮的。
			if(!floatBar.shown || floatBar.data.img != img)return;
			//console.log(img);

			var mHover=document.createEvent('MouseEvent');
			var cr=img.getBoundingClientRect();
			mHover.initMouseEvent('mouseover',true,true,window,0, cr.left + 10, cr.top + 10, cr.left + 10, cr.top + 10, false,false,false,false, 0,null);
			img.dispatchEvent(mHover);
		};

		// 获取真正的unsafeWindow,chrome里面也能访问到真实环境的变量
		// 在 chrome 37 测试无效
		if(!envir.firefox && !envir.opera && !envir.ie && !storage.supportGM){
			;(function(){
				document.addEventListener('picViewer-return-unsafeWindow',function(e){
					unsafeWindow = e.detail;
					// alert(unsafeWindow.$);
				},true);

				//页面脚本
				var s=document.createElement('script');
				s.textContent='(' + (function(){
					var cusEvent=document.createEvent('CustomEvent');
					cusEvent.initCustomEvent('picViewer-return-unsafeWindow',false,false,window);
					document.dispatchEvent(cusEvent);
				}).toString() +')()';
				document.head.appendChild(s);
			})();
		};


		//ie9 的HTMLElement.classList兼容,懒的麻烦,直接修改原型得了。=.=
		if(document.body && !document.body.classList){

			;(function (){
				'use strict';

				var ClassList=function(elem){
					var classes=elem.className.trim();
					classes=classes? classes.split(/\s+/) : [];
					this.push.apply(this,classes);

					this._updateClassName=function(){
						elem.className=this.toString();
					};
				};


				var checkToken = function (token) {
					token += '';//转成字符串

					var error=true;

					var message;
					var type;
					var name;
					var code;

					if (token == '') {//空字符串
						message='An invalid or illegal string was specified';
						name='SYNTAX_ERR';
						code=12;
					}else if (/\s/.test(token)) {//包含空格
						message='String contains an invalid character';
						name='INVALID_CHARACTER_ERR';
						code=5;
					}else{
						error=false;
					};
					if(error){
						error = new Error();
						error.message=message;
						error.type=type;
						error.name=name;
						error.code=code;
						throw error;
					};
				};

				var ClassListProto = ClassList.prototype = [];//继承数组的方法

				ClassListProto.add=function(token){
					checkToken(token);
					this.push(token);
					this._updateClassName();
				};
				ClassListProto.remove=function(token){
					checkToken(token);
					var index=this.indexOf(token);
					if(index != -1){//存在
						this.splice(index,1);
						this._updateClassName();
					};
				};
				ClassListProto.contains=function(token){
					checkToken(token);
					return (this.indexOf(token) != -1)? true : false;
				};
				ClassListProto.item=function(index){
					return this[index];
				};
				ClassListProto.toggle=function(token){
					checkToken(token);
					var index=this.indexOf(token);
					if(index != -1){//存在
						this.splice(index,1);
					}else{
						this.push(token);
					};
					this._updateClassName();
				};
				ClassListProto.toString=function(){
					return this.join(" ");
				};


				Object.defineProperty(HTMLElement.prototype,'classList',{
					get:function(){
						return new ClassList(this);
					},
					enumerable:true,
					configurable:true,
				});
			})();

		};


		//抛出错误到错误控制台
		function throwErrorInfo(err){
			if(console && console.error){
				console.error(err.message + '\n\n' + (err.stacktrace? err.stacktrace : '') + '\n\n' , err);
			};
		};

		//对象克隆
		function cloneObject(obj,deep){
			var obj_i;
			var ret=Array.isArray(obj)? [] : {};
			for(var i in obj){
				if(!obj.hasOwnProperty(i))continue;
				obj_i=obj[i];
				if(!deep || typeof obj_i!='object' || obj_i===null || obj_i.nodeType){
					ret[i]=obj_i;
				}else{
					ret[i]=cloneObject(obj_i,deep);
				};
			};
			return ret;
		};

		//闪烁元素。
		function flashEle(ele,duration){
			if(dataset(ele,'pvFlashing'))return;
			if(ele.offsetHeight==0)return;
			dataset(ele,'pvFlashing','1');

			var oOutline=ele.style.outline;
			var oOutlineOffset=ele.style.outlineOffset;
			var oOpacity=ele.style.opacity;
			var oTransform=ele.style[support.cssTransform];

			var count=0;
			var startTime=Date.now();
			duration=duration? duration : 1200;

			var flashInterval=setInterval(function(){
				var outline='none',
					outlineOffset=0,
					opacity=0.3,
					transform='';

				if(count % 2 == 0){
					outline='5px dashed rgba(255,0,0,0.95)';
					opacity=0.95;
					outlineOffset='1px';
					transform='scale(1.1)';
				}else{
					if((Date.now() - startTime) > duration){
						clearInterval(flashInterval);
						outline=oOutline;
						opacity=oOpacity;
						outlineOffset=oOutlineOffset;
						transform=oTransform;
						ele.removeAttribute('data-pv-flashing');
					};
				};

				ele.style.outline=outline;
				ele.style.outlineOffset=outlineOffset;
				ele.style.opacity=opacity;
				ele.style[support.cssTransform]=transform;

				count++;
			},80);
		};

		//支持情况.
		var support={
			cssTransform:cssProSupported('transform'),
			cssCursorValue:{
				zoomIn:cssValueSupported('cursor','zoom-in'),
				zoomOut:cssValueSupported('cursor','zoom-out'),
				grab:cssValueSupported('cursor','grab'),
				grabbing:cssValueSupported('cursor','grabbing'),
			},
		};


		//console.log('浏览器的一些对象支持情况:',support);

		//动画算法
		/*
		 t: current time(当前时间);
		 b: beginning value(初始值);
		 c: change in value(变化量);
		 d: duration(持续时间)。
		*/

		var Tween = {
			Cubic: {
				easeInOut: function(t,b,c,d){
					if ((t/=d/2) < 1) return c/2*t*t*t + b;
					return c/2*((t-=2)*t*t + 2) + b;
				},
			},
		};

		//imgReady
		var imgReady=(function(){
			var iRInterval,
				iRReadyFn=[],
				isrcs=[]
			;

			var timeLimit=3 * 60 * 1000;//3分钟

			function checkReady(){
				var now= Date.now();
				for(var i=0,ii=iRReadyFn.length,iRReadyFn_i;i<ii;i++){
					iRReadyFn_i=iRReadyFn[i];
					//now - iRReadyFn_i.startTime >= timeLimit ||
					if(iRReadyFn_i()){
						iRReadyFn.splice(i,1);
						isrcs.splice(i,1);
						i--;
						ii--;
					};
				};
				//console.log('checkReady',iRReadyFn.length)
				if(iRReadyFn.length==0){
					clearInterval(iRInterval);
					iRInterval=null;
				};
			};



			var imgReady=function(img,opts){

				if(/NodeList|HTMLCollection/.test(Object.prototype.toString.call(img))  || Array.isArray(img)){
					arrayFn.forEach.call(img,function(img,index,array){
						if(img instanceof HTMLImageElement){
							imgReady(img,opts);
						};
					});
					return;
				};

				if(!(img instanceof HTMLImageElement)){
					var t_img=document.createElement('img');
					t_img.src=img;
					img=t_img;
					t_img=null;
				};

				var ready,load,error,loadEnd,abort,timeout,time;
				ready=opts.ready;
				load=opts.load;
				error=opts.error;
				loadEnd=opts.loadEnd;
				abort=opts.abort;
				timeout=opts.timeout;
				time=typeof opts.time=='number'? opts.time : 0;

				if(time){
					setTimeout(function(){
						if(!loadEndDone){
							aborted=true;
							removeListener();
							img.src= prefs.icons.brokenImg_small;
							if(timeout){
								timeout.call(img,{
									target:img,
									type:'timeout',
								});
							};
							loadEndDone=true;
							if(loadEnd){
								loadEnd.call(img,{
									target:img,
									type:'timeout',
								});
							};

						};
					},time);
				};

				var src=img.src;
				var loadEndDone;

				function go(type,e){
					switch(type){
						case 'load':{
							removeListener();
							go('ready');//如果直接触发load,那么先触发ready
							if(load){
								load.call(img,e);
							};

							if(!loadEndDone){
								loadEndDone=true;
								if(loadEnd){
									loadEnd.call(img,e);
								};
							};
						}break;
						case 'ready':{
							if(!ready || readyHandler.done)return;
							readyHandler.done=true;
							ready.call(img,{
								target:img,
								type:'ready',
							});
						}break;
						case 'error':{
							removeListener();
							if(error){
								error.call(img,e);
							};
							if(!loadEndDone){
								loadEndDone=true;
								if(loadEnd){
									loadEnd.call(img,e);
								};
							};
						}break;
					};
				};

				var aborted;
				var ret={
					img:img,
					abort:function(){
						if(!loadEndDone){
							aborted=true;
							removeListener();
							img.src= prefs.icons.brokenImg_small;
							if(abort){
								abort.call(img,{
									target:img,
									type:'abort',
								});
							};
							loadEndDone=true;
							if(loadEnd){
								loadEnd.call(img,{
									target:img,
									type:'abort',
								});
							};
						};
					},
				};

				function readyHandler(){//尽快的检测图片大小.
					if(loadEndDone || aborted)return true;
					if(img.naturalWidth==0 || img.naturalHeight==0)return;
					go('ready');
					return true;
				};


				function loadHandler(e){
					go('load',e);
				};

				function errorHandler(e){
					go('error',e);
				};

				function removeListener(){
					img.removeEventListener('load',loadHandler,true);
					img.removeEventListener('error',errorHandler,true);
				};

				//ready必须在load之前触发。

				if(img.complete){//图片已经加载完成.
					if(typeof img.width=='number' && img.width && img.height){//图片
						setTimeout(function(){
							if(aborted)return;
							go('load',{
								type:'load',
								target:img,
							});
						},0);
					}else{//这不是图片.opera会识别错误.
						setTimeout(function(){
							if(aborted)return;
							go('error',{
								type:'error',
								target:img,
							});
						},0);
					};
					return ret;
				};


				img.addEventListener('load',loadHandler,true);
				img.addEventListener('error',errorHandler,true);


				if(ready){
					var index=isrcs.indexOf(src);
					if(index==-1){
						isrcs.push(src);
						readyHandler.startTime= Date.now();
						iRReadyFn.push(readyHandler);
					}else{
						iRReadyFn[index].startTime= Date.now();
					};

					if(!iRInterval){
						iRInterval=setInterval(checkReady,66);
					};
				};

				return ret;
			};

			return imgReady;
		})();


		var addWheelEvent=(function(){

			function getSupportEventName(){
				var ret='DOMMouseScroll';
				if(eventSupported('wheel')){//w3c FF>=17 ie>=9
					ret='wheel';
				}else if(eventSupported('mousewheel')){//opera,chrome
					ret='mousewheel';
				};
				return ret;
			};

			var eventName;

			return function(ele,callback,useCapture){
				if(!eventName){
					eventName=getSupportEventName();
				};

				ele.addEventListener(eventName,function(e){
					var type=e.type;
					var ne;
					if(type!='wheel'){
						ne={};
						for(var i in e){
							ne[i]=e[i];
						};

						ne.type='wheel';
						ne.deltaX=0;
						ne.deltaY=0;
						ne.deltaZ=0;
						ne.deltaMode=1;//line
						ne.preventDefault=e.preventDefault.bind(e);
						ne.stopPropagation=e.stopPropagation.bind(e);

						var x=0,y=0;
						if(typeof e.axis=='number'){//DOMMouseScroll
							if(e.axis==2){
								y=e.detail;
							}else{
								x=e.detail;
							};
						}else{
							//opera早起版本的mousewheel只支持y轴的滚动,e.wheelDeltaY undefined
							if(typeof e.wheelDeltaY=='undefined' ||  e.wheelDeltaY!=0){
								y=-e.wheelDelta/40;
							}else{
								x=-e.wheelDelta/40;
							};
						};
						ne.deltaY =y;
						ne.deltaX =x;

					};

					callback.call(this,ne? ne : e);
				},useCapture || false);
			};
		})();


		var addCusMouseEvent=(function(){

			function getSupported(){
				return {
					mouseleave:eventSupported('mouseleave'),
					mouseenter:eventSupported('mouseenter'),
				};
			};

			var support;
			var map={
				mouseleave:'mouseout',
				mouseenter:'mouseover',
			};

			return function(type, ele, fn){//事件类型,元素,监听函数
				if(!support){
					support=getSupported();
				};

				// chrome 30+ 虽然支持 mouseenter,但是存在问题
				if(support[type] && !(type == 'mouseenter' && window.chrome)){
					ele.addEventListener(type,fn,false);//mouseleave,enter不冒泡
				}else{
					ele.addEventListener(map[type],function(e){
						var relatedTarget=e.relatedTarget;//mouseout,去往的元素;mouseover,来自的元素
						if(!this.contains(relatedTarget)){
							fn.call(this,e);
						};
					},true);
				};
			};

		})();


		//库
		function GalleryC(){
			this.init();
		};

		var gallery;
		var galleryMode;

		GalleryC.prototype={
			init:function(){
				this.addStyle();
				var container=document.createElement('span');

				this.gallery=container;
				container.className='pv-gallery-container';
				container.tabIndex=1;//为了获取焦点,来截获键盘事件
				container.innerHTML=
					'<span class="pv-gallery-head">'+
						'<span class="pv-gallery-head-float-left">'+
							'<span title="图片信息" class="pv-gallery-head-left-img-info">'+
								'<span class="pv-gallery-head-left-img-info-resolution" title="分辨率">0 x 0</span>'+
								'<span class="pv-gallery-head-left-img-info-scaling" title="缩放比">(100%)</span>'+
								'<span class="pv-gallery-vertical-align-helper"></span>'+
								'<span class="pv-gallery-head-left-img-info-description" title="图片注释"></span>'+
							'</span>'+
						'</span>'+

						'<span title="点击退出收藏模式" class="pv-gallery-head-command pv-gallery-head-command-exit-collection">'+
							'<span>退出收藏</span>'+
							'<span class="pv-gallery-vertical-align-helper"></span>'+
						'</span>'+

						'<span title="弹出照片进行复杂操作" class="pv-gallery-head-command pv-gallery-head-command-operate">'+
							'<span>折腾</span>'+
							'<span class="pv-gallery-vertical-align-helper"></span>'+
						'</span>'+

						'<span class="pv-gallery-head-command-container">'+
							'<span class="pv-gallery-head-command pv-gallery-head-command-collect">'+
								'<span class="pv-gallery-head-command-collect-icon"></span>'+
								'<span class="pv-gallery-head-command-collect-text"></span>'+
								'<span class="pv-gallery-vertical-align-helper"></span>'+
							'</span>'+
							'<span class="pv-gallery-head-command-drop-list pv-gallery-head-command-drop-list-collect">'+
								'<span title="给收藏的图片添加一些描述吧" class="pv-gallery-head-command-drop-list-item pv-gallery-head-command-drop-list-item-collect-description">'+
									'<span>描述:</span>'+
									'<textarea data-prefs="description" cols="25" rows="5"></textarea>'+
								'</span>'+
							'</span>'+
						'</span>'+

						'<span class="pv-gallery-head-command-container">'+
							'<span title="播放幻灯片" class="pv-gallery-head-command pv-gallery-head-command-slide-show">'+
								'<span class="pv-gallery-head-command_overlayer"></span>'+
								'<span class="pv-gallery-head-command-slide-show-button">'+
									'<span class="pv-gallery-head-command-slide-show-button-inner"></span>'+
									'<span class="pv-gallery-vertical-align-helper"></span>'+
								'</span>'+
								'<span class="pv-gallery-head-command-slide-show-countdown" title="倒计时"></span>'+
								'<span class="pv-gallery-vertical-align-helper"></span>'+
							'</span>'+
							'<span class="pv-gallery-head-command-drop-list pv-gallery-head-command-drop-list-slide-show">'+
								'<span class="pv-gallery-head-command-drop-list-item" title="间隔时间,单位(秒)">'+
									'<input data-prefs="interval" step="1" min="1" type="number" value="5" />'+
									'<span>间隔(s)</span>'+
								'</span>'+
								'<span class="pv-gallery-head-command-drop-list-item"  title="从后往前播放">'+
									'<input id="pv-gallery-head-command-drop-list-item-slide-show-backward" data-prefs="backward" type="checkbox" />'+
									'<label for="pv-gallery-head-command-drop-list-item-slide-show-backward">后退   </label>'+
								'</span>'+
								'<span class="pv-gallery-head-command-drop-list-item"  title="从每张图片完全读取完成后才开始倒计时">'+
									'<input id="pv-gallery-head-command-drop-list-item-slide-show-wait" data-prefs="wait" type="checkbox" checked="checked" />'+
									'<label for="pv-gallery-head-command-drop-list-item-slide-show-wait">等待图片读取</label>'+
								'</span>'+
								'<span class="pv-gallery-head-command-drop-list-item"  title="快速跳过读取错误的图片">'+
									'<input id="pv-gallery-head-command-drop-list-item-slide-show-skipErrorImg" data-prefs="skipErrorImg" type="checkbox" checked="checked" />'+
									'<label for="pv-gallery-head-command-drop-list-item-slide-show-skipErrorImg">跳过错误图片</label>'+
								'</span>'+
							'</span>'+
						'</span>'+

						'<span class="pv-gallery-head-command-container">'+
							'<span title="选择图片类别" class="pv-gallery-head-command pv-gallery-head-command-category">'+
								'<span>类别</span>'+
								'<span class="pv-gallery-vertical-align-helper"></span>'+
							'</span>'+
							'<span class="pv-gallery-head-command-drop-list pv-gallery-head-command-drop-list-category">'+
							'</span>'+
						'</span>'+

						'<span class="pv-gallery-head-command-container">'+
							'<span title="一些命令菜单" class="pv-gallery-head-command pv-gallery-head-command-others">'+
								'<span>命令</span>'+
								'<span class="pv-gallery-vertical-align-helper"></span>'+
							'</span>'+
							'<span class="pv-gallery-head-command-drop-list pv-gallery-head-command-drop-list-others">'+
								'<span class="pv-gallery-head-command-drop-list-item" data-command="openInNewWindow" title="新窗口打开图片">新窗口打开</span>'+
								'<span class="pv-gallery-head-command-drop-list-item" data-command="scrollIntoView" title="滚动到当前图片所在的位置">定位到图片</span>'+
								'<span class="pv-gallery-head-command-drop-list-item" data-command="enterCollection" title="查看所有收藏的图片">查看所有收藏</span>'+
								'<span class="pv-gallery-head-command-drop-list-item" data-command="exportImages" title="导出所有图片的链接到新窗口">导出所有图片</span>'+
								'<span class="pv-gallery-head-command-drop-list-item" data-command="reloadGalleryC" title="重新载入所有有效的图片">手动重载</span>'+
								'<span class="pv-gallery-head-command-drop-list-item" title="最后一张图片时,滚动主窗口到最底部,然后自动重载库的图片(测试)">'+
									'<input type="checkbox"  data-command="scrollToEndAndReload"/>'+
									'<label data-command="scrollToEndAndReload">自动重载</label>'+
								'</span>'+
								'<span id="pv-gallery-fullscreenbtn" class="pv-gallery-head-command-drop-list-item" data-command="fullScreen">进入全屏</span>'+
								'<span class="pv-gallery-head-command-drop-list-item" data-command="openPrefs">设置</span>'+
							'</span>'+
						'</span>'+

						'<span class="pv-gallery-head-command-container">'+
							'<span title="分享" class="pv-gallery-head-command pv-gallery-head-command-share">'+
								'<span>分享</span>'+
								'<span class="pv-gallery-vertical-align-helper"></span>'+
							'</span>'+
							'<span class="pv-gallery-head-command-drop-list pv-gallery-head-command-drop-list-share">'+
							'</span>'+
						'</span>'+

						'<span title="关闭库" class="pv-gallery-head-command pv-gallery-head-command-close">'+
						'</span>'+

					'</span>'+

					'<span class="pv-gallery-body">'+

						'<span class="pv-gallery-img-container">'+

							'<span class="pv-gallery-img-content">'+
								'<span class="pv-gallery-img-parent">'+
									'<img title="读取错误,点击重载" class="pv-gallery-img_broken" src="'+prefs.icons.brokenImg+'" />'+
								'</span>'+
								'<span class="pv-gallery-vertical-align-helper"></span>'+
							'</span>'+

							'<span class="pv-gallery-img-controler pv-gallery-img-controler-pre"></span>'+
							'<span class="pv-gallery-img-controler pv-gallery-img-controler-next"></span>'+

							'<span class="pv-gallery-scrollbar-h pv-gallery-img-scrollbar-h">'+
								'<span class="pv-gallery-scrollbar-h-track pv-gallery-img-scrollbar-h-track">'+
									'<span class="pv-gallery-scrollbar-h-handle pv-gallery-img-scrollbar-h-handle"></span>'+
								'</span>'+
							'</span>'+

							'<span class="pv-gallery-scrollbar-v pv-gallery-img-scrollbar-v">'+
								'<span class="pv-gallery-scrollbar-v-track pv-gallery-img-scrollbar-v-track">'+
									'<span class="pv-gallery-scrollbar-v-handle pv-gallery-img-scrollbar-v-handle"></span>'+
								'</span>'+
							'</span>'+

							'<span class="pv-gallery-sidebar-toggle" title="开关侧边栏">'+
								'<span class="pv-gallery-sidebar-toggle-content"></span>'+
								'<span class="pv-gallery-vertical-align-helper"></span>'+
							'</span>'+

						'</span>'+

						'<span class="pv-gallery-sidebar-container" unselectable="on">'+
							'<span class="pv-gallery-vertical-align-helper"></span>'+
							'<span class="pv-gallery-sidebar-content" >'+

								'<span class="pv-gallery-sidebar-controler pv-gallery-sidebar-controler-pre"></span>'+
								'<span class="pv-gallery-sidebar-controler pv-gallery-sidebar-controler-next"></span>'+

								'<span class="pv-gallery-sidebar-thumbnails-container">'+
								'</span>'+

								'<span class="pv-gallery-scrollbar-h pv-gallery-thumb-scrollbar-h">'+
									'<span class="pv-gallery-scrollbar-h-track pv-gallery-thumb-scrollbar-h-track">'+
										'<span class="pv-gallery-scrollbar-h-handle pv-gallery-thumb-scrollbar-h-handle"></span>'+
									'</span>'+
								'</span>'+
								'<span class="pv-gallery-scrollbar-v pv-gallery-thumb-scrollbar-v">'+
									'<span class="pv-gallery-scrollbar-v-track pv-gallery-thumb-scrollbar-v-track">'+
										'<span class="pv-gallery-scrollbar-v-handle pv-gallery-thumb-scrollbar-v-handle"></span>'+
									'</span>'+
								'</span>'+

							'</span>'+
						'</span>'+

					'</span>';
				document.body.appendChild(container);

				var maximizeTrigger=document.createElement('span');
				this.maximizeTrigger=maximizeTrigger;
				maximizeTrigger.innerHTML='-回到库-<span class="pv-gallery-maximize-trigger-close" title="关闭库"></span>';
				maximizeTrigger.className='pv-gallery-maximize-trigger';

				document.body.appendChild(maximizeTrigger);


				var validPos=['top','right','bottom','left'];
				var sBarPosition=prefs.gallery.sidebarPosition;
				if(validPos.indexOf(sBarPosition)==-1){
					sBarPosition='bottom';
				};

				this.sBarPosition=sBarPosition;
				this.selectedClassName='pv-gallery-sidebar-thumb_selected-' + sBarPosition;


				var sBarDirection='v';//垂直放置
				var isHorizontal=false;
				if(sBarPosition=='top' || sBarPosition=='bottom'){
					sBarDirection='h';//水平放置
					isHorizontal=true;
				};
				this.sBarDirection=sBarDirection;
				this.isHorizontal=isHorizontal;

				var classPrefix='pv-gallery-';
				var validClass=[
					'head',

					'head-left-img-info',
					'head-left-img-info-description',
					'head-left-img-info-resolution',
					'head-left-img-info-scaling',

					'head-command-close',
					'head-command-operate',
					'head-command-slide-show',
					'head-command-slide-show-button-inner',
					'head-command-slide-show-countdown',
					'head-command-collect',
					'head-command-exit-collection',

					'head-command-drop-list-category',
					'head-command-drop-list-others',
					'head-command-drop-list-share',
					'head-command-drop-list-slide-show',
					'head-command-drop-list-collect',

					'body',

					'img-container',

					'img-scrollbar-h',
					'img-scrollbar-h-handle',
					'img-scrollbar-h-track',

					'img-scrollbar-v',
					'img-scrollbar-v-handle',
					'img-scrollbar-v-track',

					'thumb-scrollbar-h',
					'thumb-scrollbar-h-handle',
					'thumb-scrollbar-h-track',

					'thumb-scrollbar-v',
					'thumb-scrollbar-v-handle',
					'thumb-scrollbar-v-track',

					'img-content',
					'img-parent',
					'img_broken',

					'img-controler-pre',
					'img-controler-next',

					'sidebar-toggle',
					'sidebar-toggle-content',

					'sidebar-container',
					'sidebar-content',

					'sidebar-controler-pre',
					'sidebar-controler-next',

					'sidebar-thumbnails-container',
				];

				var eleMaps={};
				this.eleMaps=eleMaps;

				validClass.forEach(function(c){
					eleMaps[c]=container.querySelector('.'+ classPrefix + c);
				});

				var posClass=[//需要添加'top bottom left right'class的元素
					'img-container',
					'sidebar-toggle',
					'sidebar-container',
					'sidebar-thumbnails-container',
				];
				posClass.forEach(function(c){
					eleMaps[c].classList.add(classPrefix + c + '-' +sBarPosition);
				});

				var hvClass=[//需要添加'v h'class的元素
					'sidebar-toggle',
					'sidebar-toggle-content',
					'sidebar-container',
					'sidebar-content',
					'sidebar-controler-pre',
					'sidebar-controler-next',
					'sidebar-thumbnails-container',
				];
				hvClass.forEach(function(c){
					eleMaps[c].classList.add(classPrefix + c + '-' + sBarDirection);
				});



				//图片区域水平方向的滚动条
				var imgScrollbarH=new this.Scrollbar({
						bar:eleMaps['img-scrollbar-h'],
						handle:eleMaps['img-scrollbar-h-handle'],
						track:eleMaps['img-scrollbar-h-track'],
					},
					eleMaps['img-content'],
					true);
					this.imgScrollbarH=imgScrollbarH;

				//图片区域垂直方向的滚动条
				var imgScrollbarV=new this.Scrollbar({
						bar:eleMaps['img-scrollbar-v'],
						handle:eleMaps['img-scrollbar-v-handle'],
						track:eleMaps['img-scrollbar-v-track'],
					},
					eleMaps['img-content'],
					false);
				this.imgScrollbarV=imgScrollbarV;

				//缩略图区域的滚动条
				var thumbScrollbar;
				if(isHorizontal){
					thumbScrollbar=new this.Scrollbar({
						bar:eleMaps['thumb-scrollbar-h'],
						handle:eleMaps['thumb-scrollbar-h-handle'],
						track:eleMaps['thumb-scrollbar-h-track'],
					},
					eleMaps['sidebar-thumbnails-container'],
					true);
				}else{
					thumbScrollbar=new this.Scrollbar({
						bar:eleMaps['thumb-scrollbar-v'],
						handle:eleMaps['thumb-scrollbar-v-handle'],
						track:eleMaps['thumb-scrollbar-v-track'],
					},
					eleMaps['sidebar-thumbnails-container'],
					false);
				};
				this.thumbScrollbar=thumbScrollbar;

				var self=this;


				var imgStatistics={//图片的总类,统计,初始化值
					rule:{
						shown:true,
						count:0,
						description:'由高级规则匹配出来的',
						name:'高级规则',
					},
					tpRule:{
						shown:true,
						count:0,
						description:'由通配规则匹配出来的',
						name:'通配规则',
					},
					scale:{
						shown:true,
						count:0,
						description:'js自动查找,相对页面显示的图片有缩放过的',
						name:'缩放过的',
					},
					force:{
						shown:true,
						count:0,
						description:'js自动查找,无缩放过的,但是满足一定的大小',
						name:'无缩放过',
					},
				};
				this.imgStatistics=imgStatistics;

				//生成分类下拉列表
				var typeMark='';
				var imgStatistics_i;
				for(var i in imgStatistics){
					if(!imgStatistics.hasOwnProperty(i))continue;
					imgStatistics_i=imgStatistics[i];
					typeMark+=
						'<span class="pv-gallery-head-command-drop-list-item" title="'+imgStatistics_i.description+'">'+
							'<input type="checkbox" data-type="'+i+'" id="pv-gallery-head-command-drop-list-item-category-'+i+'" />'+
							'<label for="pv-gallery-head-command-drop-list-item-category-'+i+'">'+imgStatistics_i.name+'</label>'+
						'</span>';
				};
				eleMaps['head-command-drop-list-category'].innerHTML=typeMark;


				//收藏相关
				var collection={
					getMatched:function(){
						return (this.all || this.get())._find(function(value,index){
							if(value.src==self.src){
								return true;
							};
						});
					},
					check:function(){
						//从缓存数据中检查。
						var matched=this.getMatched();
						this.favorite=matched? matched[0] : null;

						this.tAreaValue();
						this.highLight();
					},
					tAreaValue:function(){
						this.textArea.value=this.favorite? this.favorite.description : self.eleMaps['head-left-img-info-description'].textContent;
					},
					highLight:function(){
						eleMaps['head-command-collect'].classList[this.favorite? 'add' : 'remove']('pv-gallery-head-command-collect-favorite');
					},
					add:function(){
						this.favorite={
							src:self.src,
							thumbSrc:dataset(self.relatedThumb,'thumbSrc'),
							naturalSize:self.imgNaturalSize,
							description:this.textArea.value,
						};

						//为了防止多个页面同时的储存,添加前,先载入最新的数据。
						this.get();
						//检查是否已经在里面了
						var matched=this.getMatched();

						if(matched){//如果已经存在,删除旧的。
							this.all.splice(matched[1],1);
						};
						this.all.unshift(this.favorite);//添加到最前面。
						this.highLight();
						this.save();
					},
					remove:function(){
						//获得最新数据
						this.get();
						//检查是否已经在里面了
						var matched=this.getMatched();
						if(matched){
							this.all.splice(matched[1],1);
							this.save();
						};
						this.favorite=null;
						this.highLight();
					},
					save:function(){
						storage.setItem('pv_collection',encodeURIComponent(JSON.stringify(this.all)));
					},
					get:function(){
						var ret=storage.getItem('pv_collection') || '[]';
						try{
							ret=JSON.parse(decodeURIComponent(ret));
						}catch(e){
							ret=[];
						};
						this.all=ret;
						return ret;
					},
					enter:function(){

						if(this.all.length==0){
							alert('你还木有收藏任何图片');
							return;
						};

						this.mMode=true;
						var button=this.dropListButton;
						button.textContent='退出收藏查看';
						dataset(button,'command','exitCollection');
						this.headButton.style.display='inline-block';
						eleMaps['sidebar-thumbnails-container'].classList.add('pv-gallery-sidebar-thumbnails_hide-span');

						//生成dom
						var container=document.createElement('span');

						this.container=container;

						var data_i;
						var spanMark='';
						var i=0;
						while(data_i=this.all[i++]){
							 spanMark +=
							 '<span class="pv-gallery-sidebar-thumb-container" '+
								' data-natural-size="' + JSON.stringify(data_i.naturalSize).replace(/"/g,'&quot;') +
								'" data-src="' + data_i.src +
								'" data-thumb-src="' + data_i.thumbSrc +
								'">'+
								'<span class="pv-gallery-vertical-align-helper"></span>'+
								'<span class="pv-gallery-sidebar-thumb-loading" title="正在读取中......"></span>'+
							'</span>';
						};
						container.innerHTML=spanMark;
						eleMaps['sidebar-thumbnails-container'].appendChild(container);


						this.selected=self.selected;//备份

						self.select(container.children[0]);
						self.thumbScrollbar.reset();
						self.loadThumb();
					},
					exit:function(){
						if(!this.mMode)return;

						this.mMode=false;
						var button=this.dropListButton;
						button.textContent='查看所有收藏';
						dataset(button,'command','enterCollection');
						this.headButton.style.display='none';
						eleMaps['sidebar-thumbnails-container'].removeChild(this.container);
						eleMaps['sidebar-thumbnails-container'].classList.remove('pv-gallery-sidebar-thumbnails_hide-span');

						self.select(this.selected);
						self.thumbScrollbar.reset();
						self.loadThumb();
					},
					textArea:eleMaps['head-command-drop-list-collect'].querySelector('textarea'),
					dropListButton:eleMaps['head-command-drop-list-others'].querySelector('[data-command$="Collection"]'),
					headButton:eleMaps['head-command-exit-collection'],
				};

				this.collection=collection;

				eleMaps['head-command-drop-list-collect'].addEventListener('input',function(e){
					var target=e.target;
					if(!collection.favorite)return;
					collection.favorite[dataset(target,'prefs')]=target.value;
					clearTimeout(collection.saveTimer);
					collection.saveTimer=setTimeout(function(){
						collection.save();
					},500);
				},true);


				var slideShow={
					opts:{
						interval:5000,
						wait:true,
						backward:false,
						skipErrorImg:true,
						run:false,
					},
					//timing:
						//select(选中下一个图片后(缩略图栏选中了),还没开始读取大图(一般选中后,延时200ms开始读取大图)),
						//loadEnd(当前显示图片已经读取完成后),
						//click(点击按钮),
						//change(改变设置)
					run:function(timing){
						if(!this.opts.run)return;

						if(timing!='loadEnd'){
							this.stop();
						};

						if(timing=='click' || timing=='select'){
							if(!this.getEle()){//没有要切换到的图片了,停止
								this.exit();
								return;
							};
						};

						if(this.opts.skipErrorImg){
							if(self.imgError && !self.isLoading){//确保是当前图片和选中缩略图一致的时候
								self.select(this.getEle());
								return;
							};
						};


						if(this.opts.wait){
							if(timing!='select' && (timing=='loadEnd'  || (!self.isLoading && (self.img.complete || self.imgError)))){
								this.go();
							};
						}else{
							if(timing!='loadEnd'){
								this.go();
							};
						};

					},
					getEle:function(){
						return self.getThumSpan(this.opts.backward)
					},
					go:function(){
						this.stop();//停止上次的。
						var interval=this.opts.interval;
						var _self=this;
						this.timer=setTimeout(function(){
							_self.setCountdown(0);
							clearInterval(_self.countdownTimer);
							self.select(_self.getEle());
						},interval);

						var startTime=Date.now();
						this.countdownTimer=setInterval(function(){
							_self.setCountdown(interval - (Date.now()-startTime));
						},100);
					},
					stop:function(){
						this.setCountdown(this.opts.interval);
						clearTimeout(this.timer);
						clearInterval(this.countdownTimer);
					},
					exit:function(){
						this.opts.run=true;
						this.switchStatus();
						this.stop();
					},
					setCountdown:function(value){
						eleMaps['head-command-slide-show-countdown'].textContent=(value/1000).toFixed(2);
					},
					switchStatus:function(){
						this.opts.run=!this.opts.run;
						eleMaps['head-command-slide-show-button-inner'].classList[this.opts.run? 'add' : 'remove']('pv-gallery-head-command-slide-show-button-inner_stop');
					},
					check:function(){
						this.opts.run?  this.run('click') : this.stop();
					},
				};

				slideShow.setCountdown(slideShow.opts.interval);;
				this.slideShow=slideShow;

				//幻灯片播放下拉列表change事件的处理
				eleMaps['head-command-drop-list-slide-show'].addEventListener('change',function(e){
					var target=e.target;
					var value;
					var prefs=dataset(target,'prefs');
					if(target.type=='checkbox'){
						value=target.checked;
					}else{
						value=parseFloat(target.value);
						if(isNaN(value)){//无效
							value=slideShow.opts[prefs] / 1000;
						};
						value=value>0 ? value : 1;
						target.value=value;
						value *= 1000;
					};
					slideShow.opts[prefs]=value;
					slideShow.run('change');
					//console.log(slideShow.opts);
				},true);


				//分类下拉列表的点击发生change事件的处理
				eleMaps['head-command-drop-list-category'].addEventListener('change',function(e){
					var target=e.target;
					self.iStatisCopy[dataset(target,'type')].shown=target.checked;
					self.switchThumbVisible();//切换图片类别显隐;
				},true);


				//命令下拉列表的点击处理
				eleMaps['head-command-drop-list-others'].addEventListener('click',function(e){
					if(e.button!=0)return;//左键
					var target=e.target;
					var command=dataset(target,'command');
					if(!command)return;
					switch(command){
						case 'openInNewWindow':{
							window.open(self.src,'_blank');
						}break;
						case 'scrollIntoView':{
							if(collection.mMode){
								alert('收藏模式中,无法使用');
								return;
							};
							var relatedThumb=self.relatedThumb;
							var index=arrayFn.indexOf.call(self.imgSpans,relatedThumb);
							var targetImg=self.data[index].img;

							if(targetImg){
								if(!document.documentElement.contains(targetImg) || getComputedStyle(targetImg).display=='none'){//图片不存在文档中,或者隐藏了。
									alert('图片不在文档中,或者被隐藏了,无法定位!');
									return;
								};
								self.minimize();
								setTimeout(function(){
									self.navigateToImg(targetImg);
									flashEle(targetImg);
								},0);

							}else{//frame发送过来的时候删除了不能传送的图片

								document.addEventListener('pv-navigateToImg',function(e){
									//console.log('pv-navigateToImg',e);
									if(!e.detail){
										alert('图片不在文档中,或者被隐藏了,无法定位!');
										return;
									};
									self.minimize();
									setTimeout(function(){//将frame滚动到中间位置
										if(self.iframe){
											self.navigateToImg(self.iframe);
										};
									},0);
								},true);
								window.postMessage({//问问frame。。
									messageID:messageID,
									command:'navigateToImg',
									index:index,
									to:self.from,
								},'*');
							};

						}break;
						case 'exportImages':
							var exportImages = function () {  // 导出所有图片到新窗口
								var nodes = document.querySelectorAll('.pv-gallery-sidebar-thumb-container[data-src]');
								var arr = [].map.call(nodes, function(node){
									return '<div><img src=' + node.dataset.src + ' /></div>'
								});

								var title = document.title;

								var html = '\
									<head>\
										<title>' + title + ' 导出大图</title>\
										<style>\
											div {\
												float: left;\
												max-height: 180px;\
												max-width: 320px;\
												margin: 2px;\
											}\
											img {\
												max-height: 180px;\
												max-width: 320px;\
											}\
										</style>\
									</head>\
									<body>\
										<p>【图片标题】:' + title + '</p>\
										<p>【图片数量】:' + nodes.length + '</p>\
								';

								html += arr.join('\n') + '</body>'
								GM_openInTab('data:text/html;charset=utf-8,' + encodeURIComponent(html));
							};

							exportImages();
							break;
						case 'reloadGalleryC':
							self.reload();
							break;
						case 'scrollToEndAndReload':
							var checkbox = target.parentNode.firstChild;
							checkbox.checked = !checkbox.checked;

							prefs.gallery.autoScrollAndReload = checkbox.checked;
							break;
						case 'fullScreen':
							if (target.classList.contains('fullscreenbtn')) {
								if (cancelFullScreen()) return;
								target.textContent = '进入全屏';
								target.classList.remove('fullscreenbtn');
								return;
							}

							if (launchFullScreen(document.documentElement)) return;
							target.classList.toggle('fullscreenbtn');
							target.textContent = '退出全屏';
							target.classList.add('fullscreenbtn');
							break;
						case 'openPrefs':
							openPrefs();
							break;
						case 'enterCollection':{
							//进入管理模式
							collection.enter();
						}break;
						case 'exitCollection':{
							//退出管理模式
							collection.exit();
						}break;
					};
				},true);

				// 监视全屏的变化
				function fullScreenChanged() {
					if (!document.fullscreenElement && // alternative standard method
						!document.mozFullScreenElement &&
						!document.webkitFullscreenElement &&
						!document.msFullscreenElement) {

						var btn = document.getElementById("pv-gallery-fullscreenbtn");
						if (btn) {
							btn.textContent = '进入全屏';
							btn.removeClass('fullscreenbtn');
						}
					}
				}
				document.addEventListener('webkitfullscreenchange', fullScreenChanged, false);
				document.addEventListener('mozfullscreenchange', fullScreenChanged, false);
				document.addEventListener('fullscreenchange', fullScreenChanged, false);

				//生成分享的下拉列表
				var shareMark='';
				var shareItem;
				for(var i in prefs.share){
					if(!prefs.share.hasOwnProperty(i))continue;
					shareItem=prefs.share[i];
					if(shareItem.disabled)continue;
					shareMark+=(
						'<span class="pv-gallery-head-command-drop-list-item" data-site="'+i+'" style="\
							background-image:url(\''+ shareItem.icon +'\');\
							background-position:4px center;\
							background-repeat:no-repeat;\
							padding-left:24px;">'+shareItem.name+'</span>');
				};

				eleMaps['head-command-drop-list-share'].innerHTML=shareMark;

				//分享下拉列表的点击处理
				eleMaps['head-command-drop-list-share'].addEventListener('click',function(e){
					if(e.button!=0)return;//左键
					var target=e.target;
					var site=dataset(target,'site');
					if(!site)return;
					var site_info=prefs.share[site];
					var param=site_info.api.call(self.img,{
						title:encodeURIComponent(document.title),
						pic:encodeURIComponent(self.src),
						url:encodeURIComponent(location.href),
					});
					if(!param)return;
					window.open(param.url,'_blank','height='+param.wSize.h+',width='+param.wSize.w+',left=30,top=30,location=no,status=no,toolbar=no,menubar=no,scrollbars=yes');
				},true);



				var loadThumbsTimer;
				eleMaps['sidebar-thumbnails-container'].addEventListener('scroll',function(e){//发生scroll事件时加载缩略图
					clearTimeout(loadThumbsTimer);//加个延时,在连续触发的时候缓一缓。
					loadThumbsTimer=setTimeout(function(){
						self.loadThumb();
					},200);
				},false);

				addWheelEvent(eleMaps['body'],function(e){//wheel事件
					if(e.deltaZ!=0)return;//z轴
					var target=e.target;
					e.preventDefault();
					if(eleMaps['sidebar-container'].contains(target)){//缩略图区滚动滚轮翻图片
						var distance=self.thumbSpanOuterSize;

						if(e.deltaY<0 || e.deltaX<0){//向上滚
							distance=-distance;
						};
						thumbScrollbar.scrollBy(distance)
					}else{//图片区域滚动
						var distance=100;
						if(e.deltaY!=0){//y轴
							if(self.img.classList.contains('pv-gallery-img_zoom-out')){//图片可以缩小时,滚动图片,否则切换图片。
								if(e.deltaY < 0){
									distance=-distance;
								};
								if(eleMaps['img-scrollbar-h'].contains(target)){//如果在横向滚动条上。
									imgScrollbarH.scrollBy(distance);
								}else{
									imgScrollbarV.scrollBy(distance);
								};
							}else{
								e.deltaY < 0 ? self.selectPrevious() : self.selectNext();
							};
						}else{//x轴
							if(e.deltaX < 0){
								distance=-distance;
							};
							imgScrollbarH.scrollBy(distance);
						};
					};
				},true);


				//focus,blur;
				addCusMouseEvent('mouseenter',container,function(){
					this.focus();
				});
				addCusMouseEvent('mouseleave',container,function(){
					this.blur();
				});

				//上下左右切换图片,空格键模拟滚动一页

				var validKeyCode=[38,39,40,37,32,9]//上右下左,32空格,tab禁止焦点切换。
				var keyDown;

				document.addEventListener('keydown',function(e){
					var keyCode=e.keyCode;
					var index=validKeyCode.indexOf(keyCode);
					if(index==-1)return;

					var target=e.target;

					if(!container.contains(target))return;//触发焦点不再gallery里面。
					e.preventDefault();

					if(keyCode==9)return;//tab键
					if(keyCode==32){//32空格,模拟滚动一页
						imgScrollbarV.scrollByPages(1);
						return;
					};

					if(keyDown)return;//已按下。
					keyDown=true;

					var stop;
					switch(index){
						case 0:;
						case 3:{
							self.selectPrevious();
							stop=self.simpleSlideShow(true);
						}break;
						case 1:;
						case 2:{
							self.selectNext();
							stop=self.simpleSlideShow();
						}break;
					};

					function keyUpHandler(e){
						if(e.keyCode!=validKeyCode[index])return;
						document.removeEventListener('keyup',keyUpHandler,false);
						keyDown=false;
						stop();
					};
					document.addEventListener('keyup',keyUpHandler,false);

				},true);


				var imgDraged;
				eleMaps['img-parent'].addEventListener('mousedown',function(e){//如果图片尺寸大于屏幕的时候按住图片进行拖移
					var target=e.target;
					if(e.button!=0 || target.nodeName!='IMG')return;
					var bigger=target.classList.contains('pv-gallery-img_zoom-out');//如果是大于屏幕

					var oClient={
						x:e.clientX,
						y:e.clientY,
					};

					var oScroll={
						left:self.imgScrollbarH.getScrolled(),
						top:self.imgScrollbarV.getScrolled(),
					};

					var moveFiredCount=0;
					var moveHandler=function(e){
						moveFiredCount++;
						if(moveFiredCount<2){//给个缓冲。。
							return;
						};
						imgDraged=true;
						if(bigger){
							target.style.cursor= support.cssCursorValue.grabbing || 'pointer';
							self.imgScrollbarV.scroll(oScroll.top-(e.clientY-oClient.y));
							self.imgScrollbarH.scroll(oScroll.left-(e.clientX-oClient.x));
						};
					};

					var upHandler=function(){
						target.style.cursor='';

						//拖曳之后阻止随后可能产生click事件产生的大小切换。
						//确保在随后的click事件发生后执行
						setTimeout(function(){
							imgDraged=false;
						},0);

						document.removeEventListener('mousemove',moveHandler,true);
						document.removeEventListener('mouseup',upHandler,true);
					};

					document.addEventListener('mousemove',moveHandler,true);
					document.addEventListener('mouseup',upHandler,true);
				},true);

				eleMaps['img-parent'].addEventListener('click',function(e){//点击图片本身就行图片缩放处理
					var target=e.target;
					if(e.button!=0 || target.nodeName!='IMG')return;

					if(imgDraged){//在拖动后触发的click事件,取消掉。免得一拖动完就立即进行的缩放。。。
						imgDraged=false;
						return;
					};

					if(target.classList.contains('pv-gallery-img_zoom-in')){//放大
						self.fitContains=false;
						var zoomX = typeof e.offsetX=='undefined' ? e.layerX : e.offsetX;
						var zoomY = typeof e.offsetY=='undefined' ? e.layerY : e.offsetY;
						var scaleX=zoomX/target.offsetWidth;
						var scaleY=zoomY/target.offsetHeight;
						self.fitToScreen({
							x:scaleX,
							y:scaleY,
						});
					}else if(target.classList.contains('pv-gallery-img_zoom-out')){
						self.fitContains=true;
						self.fitToScreen();
					};
				},true);


				container.addEventListener('mousedown',function(e){//鼠标按在导航上,切换图片
					if(e.button!=0)return;//左键
					var target=e.target;
					if(target.nodeName=='IMG')e.preventDefault();

					var matched=true;
					var stop;
					switch(target){
						case eleMaps['img-controler-pre']:;
						case eleMaps['sidebar-controler-pre']:{//上一个
							self.selectPrevious();
							stop=self.simpleSlideShow(true);
						}break;
						case eleMaps['img-controler-next']:;
						case eleMaps['sidebar-controler-next']:{//下一个
							self.selectNext();
							stop=self.simpleSlideShow();
						}break;
						default:{
							matched=false;
						}break;
					};

					function mouseUpHandler(e){
						document.removeEventListener('mouseup',mouseUpHandler,true);
						stop();
					};

					if(matched){
						e.preventDefault();
						document.addEventListener('mouseup',mouseUpHandler,true);
					};
				},false);

				eleMaps['sidebar-thumbnails-container'].addEventListener('click',function(e){//点击缩略图切换
					if(e.button!=0)return;//左键
					var target=e.target;
					var targetP;
					if(!dataset(target,'src') && (targetP=target.parentNode) && !dataset(targetP,'src'))return;

					self.select(targetP? targetP : target);
				},false);

				//点击读取错误的图片占位符重新读取
				eleMaps['img_broken'].addEventListener('click',function(e){
					if(self.isLoading){
						self.select(self.errorSpan);
					}else{
						self.getImg(self.errorSpan);
					};
				},false);


				eleMaps['head'].addEventListener('click',function(e){//顶栏上面的命令
					if(e.button!=0)return;
					var target=e.target;
					if(eleMaps['head-command-close']==target){
						self.close();
					}else if(eleMaps['head-command-operate'].contains(target)){
						imgReady(self.src,{
							ready:function(){
								new ImgWindowC(this);
							},
						});
					}else if(eleMaps['head-command-collect'].contains(target)){
						if(collection.favorite){
							collection.remove();
						}else{
							collection.add();
						};
					}else if(eleMaps['head-command-exit-collection'].contains(target)){
						collection.exit();
					}else if(eleMaps['head-command-slide-show'].contains(target)){
						slideShow.switchStatus();
						slideShow.check();
					};

				},false);


				//点击还原。
				maximizeTrigger.addEventListener('click',function(e){
					var target=e.target;
					this.style.display='none';
					if(target==this){
						self.show();
						self.resizeHandler();
					}else{
						self.minimized=false;
					};
				},true);


				this._resizeHandler=this.resizeHandler.bind(this);

				//插入动态生成的css数据。
				this.globalSSheet.insertRule('.pv-gallery-sidebar-thumb-container{'+
					((isHorizontal ? 'width' : 'height') + ':'  + (isHorizontal ?  getComputedStyle(eleMaps['sidebar-thumbnails-container']).height : getComputedStyle(eleMaps['sidebar-thumbnails-container']).width)) +
				'}',this.globalSSheet.cssRules.length);

				this.forceRepaintTimes=0;

				container.style.display='none';
				this.shown=false;

				// 我添加的部分
				this.initToggleBar();
				this.initZoom();
			},

			// 我新加的,是否显示切换 sidebar 按钮
			initToggleBar: function() {
				if (prefs.gallery.sidebarToggle) {
					var toggleBar = this.eleMaps['sidebar-toggle'];
					toggleBar.style.display = 'block';
					toggleBar.style.height = '12px';
					toggleBar.addEventListener('click', this.showHideBottom.bind(this), false);

					// 顶部圆角
					switch (prefs.gallery.sidebarPosition) {
						case 'bottom':
							toggleBar.style.borderRadius = '8px 8px 0 0';  // 左上、右上、右下、左下
							break;
						case 'top':
							toggleBar.style.borderRadius = '0 0 8px 8px';
							break;
						case 'left':
							toggleBar.style.height = '60px';
							toggleBar.style.borderRadius = '0 8px 8px 0';
							break;
						case 'right':
							toggleBar.style.height = '60px';
							toggleBar.style.borderRadius = '8px 0 0 8px';
							break;
					}
				}
			},
			showHideBottom: function() {  // 显示隐藏 sidebar-container
				var sidebarContainer = this.eleMaps['sidebar-container'],
					isHidden = sidebarContainer.style.visibility == 'hidden';

				sidebarContainer.style.visibility = isHidden ? 'visible' : 'hidden';

				var sidebarPosition = prefs.gallery.sidebarPosition,
					capitalize = function(string) { // 将字符串中每个单词首字母大写
						var words = string.split(" ");
						for (var i = 0; i < words.length; i++) {
							words[i] = words[i].charAt(0).toUpperCase() + words[i].slice(1);
						}
						return words.join(" ");
					};

				// 修正下图片底部的高度
				this.eleMaps['img-container'].style['border' + capitalize(sidebarPosition)] = isHidden ?
						prefs.gallery.sidebarSize + 'px solid transparent' :
						'0';
				// 修正底部距离
				this.eleMaps['sidebar-toggle'].style[sidebarPosition] = isHidden ? '-5px' : '0';
			},
			initZoom: function() {  // 如果有放大,则把图片及 sidebar 部分缩放比率改为 1
				if (prefs.gallery.autoZoom && document.body.style.zoom != undefined) {
					var oZoom = detectZoom();
					if (oZoom > 100) {
						this.eleMaps['body'].style.zoom = 100 / oZoom;
					}
				}
			},

			getThumSpan:function(previous,relatedTarget){
				var ret;
				var rt = relatedTarget || this.selected;
				if(!rt)return;
				while((rt=previous ? rt.previousElementSibling : rt.nextElementSibling)){
					if(rt.clientWidth!=0){
						ret=rt;
						break;
					};
				};
				return ret;
			},
			selectPrevious:function(){
				this.select(this.getThumSpan(true));
			},
			selectNext:function(){
				this.select(this.getThumSpan());
			},
			select:function(ele,noTransition){
				if(!ele || this.selected==ele)return;
				if(this.selected){
					this.selected.classList.remove(this.selectedClassName);
					this.selected.classList.remove('pv-gallery-sidebar-thumb_selected');
				};
				ele.classList.add(this.selectedClassName);
				ele.classList.add('pv-gallery-sidebar-thumb_selected');

				this.selected=ele;
				this.arrowVisib();

				var self=this;
				clearTimeout(this.loadImgTimer);
				this.loadImgTimer=setTimeout(function(){//快速跳转的时候不要尝试读取图片。
					self.loadImg(ele);
				},200);

				this.selectedIntoView(noTransition);
				this.forceRepaint();
				this.slideShow.run('select');
			},
			loadThumb:function(){//读取可视范围里面的缩略图

				var self=this;

				var pro=this.isHorizontal ? ['scrollLeft','clientWidth','offsetLeft','offsetWidth'] : ['scrollTop','clientHeight','offsetTop','offsetHeight'];
				var thumbC=this.eleMaps['sidebar-thumbnails-container'];

				var scrolled=thumbC[pro[0]];

				var loadStopDis=scrolled + thumbC[pro[1]];

				var imgSpans=this.selected.parentNode.children;
				var span_i;
				var spanOffset;
				var thumb;

				var i=0
				while(span_i=imgSpans[i++]){
					if(span_i.clientWidth==0)continue;//隐藏的

					spanOffset=span_i[pro[2]];
					if(spanOffset + span_i[pro[3]] <= scrolled)continue;//在滚动条上面了
					if(spanOffset >= loadStopDis)break;//在滚动条下面了

					if(dataset(span_i,'thumbLoaded'))continue;//已经加载了缩略图

					thumb=document.createElement('img');
					thumb.src=dataset(span_i,'thumbSrc') || dataset(span_i,'src') || prefs.icons.brokenImg_small;
					//thumb.src='http://www.notexistwebsite.com/';
					thumb.className='pv-gallery-sidebar-thumb';

					dataset(span_i,'thumbLoaded','true');
					span_i.appendChild(thumb);

					imgReady(thumb,{
						error:function(e){
							this.src=prefs.icons.brokenImg_small;
						},
					});
				};

			},
			selectedIntoView:function(noTransition){
				var thumBC=this.eleMaps['sidebar-thumbnails-container'];
				var pro=this.isHorizontal ? ['offsetLeft','clientWidth','offsetWidth'] : ['offsetTop','clientHeight','offsetHeight'] ;
				//需要滚动的距离。
				var needScrollDis= this.selected[pro[0]];
				//尽可能的居中显示
				var thumBCClient=thumBC[pro[1]];
				var scrollCenter=Math.max((thumBCClient - this.selected[pro[2]])/2,0);

				this.thumbScrollbar.scroll(needScrollDis - scrollCenter,false,!noTransition);
			},
			getImg:function(ele){
				var self = this;

				var src = dataset(ele,'src');

				this.lastLoading=src;//记住最后读取的图片
				this.isLoading=true;//表示选择的图片正在读取

				// 特殊的 xhr 方式获取
				var xhr = dataset(ele, 'xhr');
				if (xhr) {
					var error = function() {
						dataset(ele, 'xhr', '');
						self.getImg(ele);
					};
					xhrLoad.load({
						url: src,
						xhr: JSON.parse(decodeURIComponent(xhr)),
						cb: function(imgSrc, caption) {
							if (imgSrc) {
								dataset(ele, 'src', imgSrc);
								dataset(ele, 'xhr', '');
								self.getImg(ele);
							} else {
								error();
							}
						},
						onerror: error
					});
					return;
				}

				var allLoading=this.allLoading;
				if(allLoading.indexOf(src)!=-1){//在读取队列中。
					return;
				};
				allLoading.push(src);

				//上一个读取中的图片,不是当前显示的。那么直接终止
				var preImgR=this.imgReady;
				if(preImgR && this.img){
					if(preImgR.img.src!=this.src){
						preImgR.abort();
						preImgR.removeLI();
					};
				};


				//显示读取指示器。
				var loadingIndicator=ele.querySelector('.pv-gallery-sidebar-thumb-loading');
				loadingIndicator.style.display='block';


				this.imgReady=imgReady(src,{
					ready:function(){
						//从读取队列中删除自己
						var index=allLoading.indexOf(src);
						if(index!=-1){
							allLoading.splice(index,1);
						};

						if(src!=self.lastLoading)return;

						loadingIndicator.style.display='';
						if(preImgR)preImgR.abort();
						self.loadImg(this,ele);
					},
					loadEnd:function(e){//在loadend后开始预读。
						//从读取队列中删除自己
						var index=allLoading.indexOf(src);
						if(index!=-1){
							allLoading.splice(index,1);
						};

						if(src!=self.lastLoading)return;

						if(e.type=='error'){
							loadingIndicator.style.display='';
							self.errorSpan=ele;
							if(preImgR)preImgR.abort();
							self.loadImg(this,ele,true);
						};

						self.slideShow.run('loadEnd');

						//console.log(this,'预读开始');
						if(prefs.gallery.preload){
							if(self.preloading){//结束上次的预读。
								self.preloading.abort();
							};
							self.preloading=new self.Preload(ele,self);
							self.preloading.preload();
						};
					},
				});

				this.imgReady.removeLI=function(){
					loadingIndicator.style.display='';
				};

			},
			loadImg:function(img,relatedThumb,error){
				if(img.nodeName!='IMG'){//先读取。
					this.getImg(img);
					return;
				};

				if(this.img){
					this.img.style.display='none';
				};

				var imgNaturalSize={
					h:img.naturalHeight,
					w:img.naturalWidth,
				};
				this.imgNaturalSize=imgNaturalSize;

				this.eleMaps['head-left-img-info-resolution'].textContent= imgNaturalSize.w + ' x ' + imgNaturalSize.h;
				// 加上图片的注释
				var description = decodeURIComponent(dataset(relatedThumb, 'description')),
					defaultLength = prefs.gallery.descriptionLength;
				this.eleMaps['head-left-img-info-description'].title = description;
				this.eleMaps['head-left-img-info-description'].textContent= description.length > defaultLength ?
						description.slice(0, defaultLength) + '...' :
						description;

				this.img=img;
				this.src=img.src;
				this.isLoading=false;

				this.relatedThumb=relatedThumb;
				img.className='pv-gallery-img';

				if(error){
					this.imgError=true;
					this.img.style.display='none';
					this.eleMaps['img_broken'].style.display='inline-block';
				}else{
					this.imgError=false;
					this.eleMaps['img_broken'].style.display='';
					if(!dataset(relatedThumb,'naturalSize')){
						dataset(relatedThumb,'naturalSize',JSON.stringify(imgNaturalSize));
					};
				};

				function styled(){
					img.style.opacity=1;
					img.style[support.cssTransform]='scale(1)';
				};


				if(prefs.gallery.transition){
					setTimeout(styled,0);
				}else{
					styled();
				};

				this.eleMaps['img-parent'].appendChild(img);

				this.fitContains=prefs.gallery.fitToScreen;//适应屏幕

				this.fitToScreen({
					x:0,
					y:0,
				});

				this.collection.check();//检查是否在收藏里面。

			},
			fitToScreen:function(scale){

				var container=this.eleMaps['img-content'];
				var containerSize={
					h:container.clientHeight,
					w:container.clientWidth,
				};

				var img=this.img;

				img.classList.remove('pv-gallery-img_zoom-in');
				img.classList.remove('pv-gallery-img_zoom-out');

				var imgSty=img.style;
				imgSty.width='';
				imgSty.height='';

				var contentSSize={
					h:container.scrollHeight,
					w:container.scrollWidth,
				};
				var larger=contentSSize.h>containerSize.h || contentSSize.w>containerSize.w;

				var scaled='100%';

				if(this.fitContains){//适应屏幕
					this.imgScrollbarV.hide();
					this.imgScrollbarH.hide();
					if(larger){
						img.classList.add('pv-gallery-img_zoom-in');
						if(contentSSize.h/contentSSize.w >=containerSize.h/containerSize.w){
							var height=this.imgNaturalSize.h-(contentSSize.h - containerSize.h);
							imgSty.height=height + 'px';
							scaled=height/this.imgNaturalSize.h;
						}else{
							var width=this.imgNaturalSize.w-(contentSSize.w - containerSize.w);
							imgSty.width=width + 'px';
							scaled=width/this.imgNaturalSize.w;
						};
						scaled=(scaled*100).toFixed(2) + '%';
					};
				}else{//不做尺寸调整
					this.imgScrollbarV.reset();
					this.imgScrollbarH.reset();

					if(larger){
						img.classList.add('pv-gallery-img_zoom-out');
						if(scale){//通过鼠标点击进行的切换。
							this.imgScrollbarH.scroll(container.scrollWidth * scale.x - containerSize.w/2);
							this.imgScrollbarV.scroll(container.scrollHeight * scale.y - containerSize.h/2);
						};
					};
				};


				var imgScaledInfo=this.eleMaps['head-left-img-info-scaling'];
				imgScaledInfo.textContent='('+scaled+')';
				if(scaled!='100%'){
					imgScaledInfo.style.color='#E9CCCC';
				}else{
					imgScaledInfo.style.color='';
				};

			},

			load:function(data, from, reload){
				if(this.shown || this.minimized){//只允许打开一个,请先关掉当前已经打开的库

					if(from){//frame发送过来的数据。
						window.postMessage({
							messageID:messageID,
							command:'sendFail',
							to:from,
						},'*');
					};

					if(this.minimized){
						alert('请先关掉当前已经打开的库');
						flashEle(this.maximizeTrigger);
					};
					return;
				};

				var self=this;
				if(from){//来自frame,获取这个frame所在的iframe标签。定位到图片的时候要用到。
					window.postMessage({
						messageID:messageID,
						command:'getIframeObject',
						windowId:from,
					},'*');
					document.addEventListener('pv-getIframeObject',function(e){
						self.iframe=e.detail;
					},true);
				};

				var unique=this.unique(data);
				data=unique.data;
				var index=unique.index;

				if (reload && this.data.length >= data.length) {
					// alert('没有新增的图片');
					return;
				}

				this.clear();//还原对象的一些修改,以便复用。
				this.show(reload);

				//console.log(data);

				this.data=data;
				this.from=from;//如果来自frame,那么这个from应该保存了那个frame的窗口id,便于以后通信。

				var spanMark='';
				var data_i;
				var iStatisCopy=this.iStatisCopy;
				for(var i=0,ii=data.length;i<ii;i++){
					data_i=data[i];
					iStatisCopy[data_i.type].count++;
					spanMark +=
						 '<span class="pv-gallery-sidebar-thumb-container'+
							'" data-type="' + data_i.type +
							'" data-src="' + data_i.src +
							(data_i.xhr ? '" data-xhr="' + encodeURIComponent(JSON.stringify(data_i.xhr)) : '') +
							'" data-description="' + encodeURIComponent(data_i.description || '') +
							'" data-thumb-src="' + data_i.imgSrc +
							'" title="' + data_i.img.title +
							'">'+
							'<span class="pv-gallery-vertical-align-helper"></span>'+
							'<span class="pv-gallery-sidebar-thumb-loading" title="正在读取中......"></span>'+
						'</span>';
				};


				var thumbnails=this.eleMaps['sidebar-thumbnails-container'];
				thumbnails.innerHTML=spanMark;

				//写入类别数据。
				var gallery=this.gallery;
				var input,label,iStatisCopy_i;

				for(var i in iStatisCopy){
					if(!iStatisCopy.hasOwnProperty(i))continue;
					iStatisCopy_i=iStatisCopy[i];
					input=gallery.querySelector('#pv-gallery-head-command-drop-list-item-category-' + i);
					input.checked=iStatisCopy_i.shown;
					if(iStatisCopy_i.count==0){
						input.disabled=true;
						input.parentNode.classList.add('pv-gallery-head-command-drop-list-item_disabled');
					}else{
						input.disabled=false;
						input.parentNode.classList.remove('pv-gallery-head-command-drop-list-item_disabled');
					};

					label=gallery.querySelector('label[for="pv-gallery-head-command-drop-list-item-category-' + i + '"]');
					label.textContent=label.textContent.replace(/(.*)/i,'') + '(' + iStatisCopy_i.count + ')';
				};

				this.imgSpans=thumbnails.children;

				this.thumbScrollbar.reset();
				this.select(this.imgSpans[index],true);

				this.runOnce();

				this.switchThumbVisible();

			},
			clear:function(){

				this.allLoading=[];//读取中的图片数组
				this.iStatisCopy=cloneObject(this.imgStatistics,true);//图片统计副本
				this.selected==null;
				if(this.img){
					this.img.style.display='none';
					this.img=null;
				};
				//读取错误的图片占位符
				this.eleMaps['img_broken'].style.display='';
				//清空dom
				this.eleMaps['sidebar-thumbnails-container'].innerHTML='';
				this.eleMaps['head-left-img-info-resolution'].textContent='0 x 0';
				this.eleMaps['head-left-img-info-scaling'].textContent='(100%)';
				//隐藏滚动条
				this.imgScrollbarV.hide();
				this.imgScrollbarH.hide();
				this.thumbScrollbar.hide();
				//重置style;
				this.thumbVisibleStyle.textContent='';
			},

			// --------- 我添加的部分 start ----------------
			reload: function() {
				// 函数在 LoadingAnimC 中
				var data = this.getAllValidImgs();
				// 设置当前选中的图片
				data.target = {
					src: this.selected.dataset.src
				};

				this.close(true);

				this.load(data, null, true);
			},
			reloadNew: function() {

			},
			getAllValidImgs:function(){
				var imgs = document.getElementsByTagName('img'),
					container = document.querySelector('.pv-gallery-container'),
					preloadContainer = document.querySelector('.pv-gallery-preloaded-img-container'),
					validImgs = [];

				arrayFn.forEach.call(imgs, function(img, index, imgs) {
					// 排除库里面的图片
					if (container.contains(img) || preloadContainer.contains(img)) return;

					var result = findPic(img);
					if (result) {
						validImgs.push(result);
					};
				});
				return validImgs;
			},
			scrollToEndAndReload: function() {
				if (!prefs.gallery.autoScrollAndReload) {
					return;
				}

				// 滚动主窗口到最底部,然后自动重载库的图片
				// TODO:
				// 1、修正 滚动几页后不再滚动 的 bug。
				// 2、关闭图库再打开,图片的顺序不太正确?
				// 3、定位图片无效或不存在的 bug
				window.scrollTo(0, 99999);

				var self = this;
				clearTimeout(self.reloadTimeout);
				self.reloadTimeout = setTimeout(function(){
					// window.removeEventListener('scroll', self.scrolled, false);
					self.reload();
				}, 1000);
			},
			// --------- 我添加的部分 end ----------------

			unique:function(data){
				var imgSrc=data.target.src;

				var data_i,
					data_i_src,
					dataSrcs=[];

				var index;

				for(var i=0,ii=data.length;i<ii;i++){
					data_i=data[i];
					data_i_src=data_i.src;
					if(dataSrcs.indexOf(data_i_src)!=-1){//已经存在
						data.splice(i,1);//移除
						i--;
						ii--;
						continue;
					};
					dataSrcs.push(data_i_src);

					if(imgSrc==data_i_src){
						index=i;
					};
				};

				if(typeof index =='undefined'){
					index=0;
					data.unshift(data.target);
				};

				delete data.target;

				return {
					data:data,
					index:index,
				};
			},
			show:function(reload){
				this.shown=true;
				galleryMode=true;

				if (!reload) {
					var des=document.documentElement.style;
					this.deOverflow={
						x:des.overflowX,
						y:des.overflowY,
					};
					des.overflow='hidden';
					this.gallery.style.display='';
					this.gallery.focus();
					window.addEventListener('resize',this._resizeHandler,true);
				}
			},
			close:function(reload){
				this.shown=false;
				this.minimized=false;

				if (!reload) {
					galleryMode=false;
					this.gallery.blur();
					this.gallery.style.display='none';
					var des=document.documentElement.style;
					des.overflowX=this.deOverflow.x;
					des.overflowY=this.deOverflow.y;
					this.slideShow.exit();
					this.collection.exit();
					window.removeEventListener('resize',this._resizeHandler,true);

					// 退出全屏
					var btn = document.getElementById('pv-gallery-fullscreenbtn');
					if (btn.classList.contains('fullscreenbtn')) {
						cancelFullScreen();
						btn.textContent = '进入全屏';
						btn.classList.remove('fullscreenbtn');
					}
				}
			},
			runOnce:function(){//运行一次来获取某些数据。
				var thumbSpanCS=getComputedStyle(this.selected);
				this.thumbSpanOuterSize=this.isHorizontal?
						this.selected.offsetWidth + parseFloat(thumbSpanCS.marginLeft) + parseFloat(thumbSpanCS.marginRight) :
						this.selected.offsetHeight + parseFloat(thumbSpanCS.marginTop) + parseFloat(thumbSpanCS.marginBottom);


				//console.log(this.thumbSpanOuterSize);

				this.runOnce=function(){
				};
			},

			minimize:function(){
				this.close();
				this.maximizeTrigger.style.display='block';
				this.minimized=true;
			},
			navigateToImg:function(targetImg){
				targetImg.scrollIntoView();//先调用原方法,可以让overflow hidden的滚动出来。

				//让图片近可能的居中
				var imgBCRect=getContentClientRect(targetImg);
				var wSize=getWindowSize();

				window.scrollBy(imgBCRect.left - (wSize.w - imgBCRect.width)/2,
					imgBCRect.top - (wSize.h - imgBCRect.height)/2);

			},
			switchThumbVisible:function(){
				var style=this.thumbVisibleStyle;
				var count=0;
				var styleText=[];
				var iStatisCopy=this.iStatisCopy;
				var iStatisCopy_i;

				for(var i in iStatisCopy){
					if(!iStatisCopy.hasOwnProperty(i))continue;
					iStatisCopy_i=iStatisCopy[i];
					if(iStatisCopy_i.shown){
						count+=iStatisCopy_i.count;
					}else{
						styleText.push('.pv-gallery-sidebar-thumb-container[data-type="'+i+'"]');
					};
				};

				//写入style;
				style.textContent=styleText.join(',') + '{\
					display:none !important;\
				}';

				//初始化缩略图区的滚动条
				this.thumbScrollbar.reset();
				this.arrowVisib();

				//载入缩略图
				this.loadThumb();
			},
			forceRepaint:function(){//解决opera的fixed元素,当滚动条不再最高处的时候,不重绘fixed元素的问题。
				clearTimeout(this.forceRepaintTimer);
				var self=this;
				this.forceRepaintTimer=setTimeout(function(){
					if(envir.opera){
						self.forceRepaintTimes % 2 ==0 ? window.scrollBy(0,1) : window.scrollBy(0,-1);
						self.forceRepaintTimes++;
					};
				},333);
			},
			resizeHandler:function(){//窗口变化时,调整一些东西。
				this.thumbScrollbar.reset();
				//this.selectedIntoView();
				this.fitToScreen();
				this.loadThumb();
			},
			arrowVisib:function(){//当当前选择元素的前面或者后面没有元素的时候隐藏控制箭头

				var icps=this.eleMaps['img-controler-pre'].style;
				var icns=this.eleMaps['img-controler-next'].style;
				var scps=this.eleMaps['sidebar-controler-pre'].style;
				var scns=this.eleMaps['sidebar-controler-next'].style;

				//下一张的箭头
				if(this.getThumSpan()){
					icns.display='';
					scns.display='';
				}else{
					icns.display='none';
					scns.display='none';

					this.scrollToEndAndReload();
				};

				//上一张的箭头
				if(this.getThumSpan(true)){
					icps.display='';
					scps.display='';
				}else{
					icps.display='none';
					scps.display='none';
				};
			},
			simpleSlideShow:function(backward,interval){
				clearInterval(this.slideShowInterval);//幻灯播放,只允许存在一个,否则得乱套

				var self=this;
				var slideShowInterval=setInterval(function(){
					var before=self.selected;
					backward ? self.selectPrevious() : self.selectNext();
					if(before == self.selected){//没有下一个元素了。。
						stop();
					};
				},(interval? interval : 800));

				this.slideShowInterval=slideShowInterval;

				function stop(){
					clearInterval(slideShowInterval);
				};

				return stop;
			},


			Preload:function(ele,oriThis){
				this.ele=ele;
				this.oriThis=oriThis;//主this
				this.init();
			},
			Scrollbar:function(scrollbar,container,isHorizontal){
				this.scrollbar=scrollbar;
				this.container=container;
				this.isHorizontal=isHorizontal
				this.init();
			},

			addStyle:function(){
				var style=document.createElement('style');
				style.type='text/css';
				style.textContent='\
					/*最外层容器*/\
					.pv-gallery-container {\
						position: fixed;\
						top: 0;\
						left: 0;\
						width: 100%;\
						height: 100%;\
						min-width:none;\
						min-height:none;\
						padding: 0;\
						margin: 0;\
						border: none;\
						z-index:899999999;\
						background-color: transparent;\
					}\
					/*全局border-box*/\
					.pv-gallery-container span{\
						-moz-box-sizing: border-box;\
						box-sizing: border-box;\
						line-height: 1.6;\
					}\
					.pv-gallery-container * {\
						font-size: 14px;\
					}\
					/*点击还原的工具条*/\
					.pv-gallery-maximize-trigger{\
						position:fixed;\
						bottom:15px;\
						left:15px;\
						display:none;\
						background:#000;\
						opacity:0.6;\
						padding-left:10px;\
						font-size:16px;\
						line-height:0;\
						color:white;\
						cursor:pointer;\
						box-shadow:3px 3px 0 0 #333;\
						z-index:899999998;\
					}\
					.pv-gallery-maximize-trigger:hover{\
						opacity:0.9;\
					}\
					.pv-gallery-maximize-trigger-close{\
						display:inline-block;\
						padding-left:10px;\
						vertical-align:middle;\
						height:30px;\
						padding:10px 0;\
						width:24px;\
						background:url("'+prefs.icons.loadingCancle+'") center no-repeat;\
					}\
					.pv-gallery-maximize-trigger-close:hover{\
						background-color:#333;\
					}\
					/*顶栏*/\
					.pv-gallery-head {\
						position: absolute;\
						top: 0;\
						left: 0;\
						width: 100%;\
						height:30px;\
						z-index:1;\
						background-color:rgb(0,0,0);\
						border:none;\
						border-bottom:1px solid #333333;\
						text-align:right;\
						line-height:0;\
						font-size: 14px;\
						color:#757575;\
						padding-right:42px;\
					}\
					.pv-gallery-head > span{\
						vertical-align:middle;\
					}\
					/*顶栏左边*/\
					.pv-gallery-head-float-left{\
						float:left;\
						height:100%;\
						text-align:left;\
						padding-left:5px;\
					}\
					.pv-gallery-head-float-left > span{\
						display:inline-block;\
						height:100%;\
						vertical-align:middle;\
					}\
					.pv-gallery-head-float-left > span > *{\
						vertical-align:middle;\
					}\
					.pv-gallery-head-left-img-info{\
						cursor:help;\
					}\
					.pv-gallery-head-left-img-info-description {\
						margin-left: 10px;\
					}\
					/*顶栏里面的按钮样式-开始*/\
					.pv-gallery-head-command{\
						display:inline-block;\
						cursor:pointer;\
						height:100%;\
						padding:0 8px;\
						text-align:center;\
						position:relative;\
						z-index:1;\
						vertical-align:middle;\
						-o-user-select: none;\
						-ms-user-select: none;\
						-webkit-user-select: none;\
						-moz-user-select: -moz-none;\
						user-select: none;\
					}\
						/*辅助点击事件的生成,countdown*/\
					.pv-gallery-head-command_overlayer{\
						top:0;\
						left:0;\
						right:0;\
						bottom:0;\
						position:absolute;\
						opacity:0;\
					}\
					.pv-gallery-head-command > *{\
						vertical-align:middle;\
					}\
					.pv-gallery-head-command-close{\
						position:absolute;\
						top:0;\
						right:0;\
						width:40px;\
						border-left: 1px solid #333333;\
						background:transparent no-repeat center;\
						background-image:url("'+prefs.icons.loadingCancle+'");\
					}\
					.pv-gallery-head-command-slide-show-countdown{\
						font-size:0.8em;\
					}\
					.pv-gallery-head-command-slide-show-button{\
						border-radius:36px;\
						display:inline-block;\
						width:18px;\
						height:18px;\
						border:2px solid #757575;\
						margin-right:3px;\
						line-height:0;\
					}\
					.pv-gallery-head-command-slide-show-button-inner{\
						display:inline-block;\
						border:none;\
						border-top:4px solid transparent;\
						border-bottom:4px solid transparent;\
						border-left:8px solid #757575;\
						vertical-align:middle;\
					}\
					.pv-gallery-head-command-slide-show-button-inner_stop{\
						border-color:#757575;\
					}\
					.pv-gallery-head-command-collect-icon{\
						display:inline-block;\
						height:20px;\
						width:20px;\
						background:transparent url("' + prefs.icons.fivePointedStar + '") 0 0 no-repeat;\
					}\
					.pv-gallery-head-command-collect-icon ~ .pv-gallery-head-command-collect-text::after{\
						content:"收藏";\
					}\
					.pv-gallery-head-command-collect-favorite > .pv-gallery-head-command-collect-icon{\
						background-position:-40px 0 !important;\
					}\
					.pv-gallery-head-command-collect-favorite > .pv-gallery-head-command-collect-text::after{\
						content:"已收藏";\
					}\
					.pv-gallery-head-command-exit-collection{\
						color:#939300 !important;\
						display:none;\
					}\
					.pv-gallery-head-command:hover{\
						background-color:#272727;\
						color:#ccc;\
					}\
					/*droplist*/\
					.pv-gallery-head-command-drop-list{\
						position:absolute;\
						right:0;\
						display:none;\
						box-shadow:0 0 3px #808080;\
						background-color:#272727;\
						line-height: 1.6;\
						text-align:left;\
						padding:10px;\
						color:#ccc;\
						margin-top:-1px;\
					}\
					.pv-gallery-head-command-drop-list-item{\
						display:block;\
						padding:2px 5px;\
						cursor:pointer;\
						white-space:nowrap;\
					}\
					.pv-gallery-head-command-drop-list-item-collect-description{\
						cursor:default;\
					}\
					.pv-gallery-head-command-drop-list-item-collect-description > textarea{\
						resize:both;\
						width:auto;\
						height:auto;\
					}\
					.pv-gallery-head-command-drop-list-item_disabled{\
						color:#757575;\
					}\
					.pv-gallery-head-command-drop-list-item input + *{\
						padding-left:3px;\
					}\
					.pv-gallery-head-command-drop-list-item input[type=number]{\
						text-align:left;\
						max-width:50px;\
						height:20px;\
					}\
					.pv-gallery-head-command-drop-list-item > * {\
						vertical-align:middle;\
					}\
					.pv-gallery-head-command-drop-list-item label {\
						font-weight: normal;\
					}\
					.pv-gallery-head-command-drop-list-item:hover{\
						background-color:#404040;\
					}\
					/*container*/\
					.pv-gallery-head-command-container{\
						display:inline-block;\
						height:100%;\
						position:relative;\
					}\
					/* after伪类生成标识下拉菜单的三角图标*/\
					.pv-gallery-head-command-container > .pv-gallery-head-command::after{\
						content:"";\
						display:inline-block;\
						vertical-align:middle;\
						border:none;\
						border-top:7px solid #757575;\
						border-left:5px solid transparent;\
						border-right:5px solid transparent;\
						margin-left:5px;\
						-moz-transition:all 0.3s ease-in-out 0s;\
						-webkit-transition:all 0.3s ease-in-out 0s;\
						transition:all 0.3s ease-in-out 0s;\
					}\
					.pv-gallery-head-command-container:hover{\
						box-shadow:0 0 3px #808080;\
					}\
					.pv-gallery-head-command-container:hover > .pv-gallery-head-command{\
						background-color:#272727;\
						color:#ccc;\
					}\
					.pv-gallery-head-command-container:hover > .pv-gallery-head-command::after{\
						-webkit-transform:rotate(180deg);\
						-moz-transform:rotate(180deg);\
						transform:rotate(180deg);\
						border-top:7px solid #ccc;\
					}\
					.pv-gallery-head-command-container:hover .pv-gallery-head-command-collect-icon{\
						background-position:-20px 0;\
					}\
					.pv-gallery-head-command-container:hover .pv-gallery-head-command-slide-show-button{\
						border-color:#ccc;\
					}\
					.pv-gallery-head-command-container:hover .pv-gallery-head-command-slide-show-button-inner{\
						border-left-color:#ccc;\
					}\
					.pv-gallery-head-command-container:hover .pv-gallery-head-command-slide-show-button-inner_stop{\
						border-color:#ccc;\
					}\
					.pv-gallery-head-command-container:hover > .pv-gallery-head-command-drop-list{\
						display:block;\
					}\
					/*顶栏里面的按钮样式-结束*/\
					.pv-gallery-body {\
						display: block;\
						height: 100%;\
						width: 100%;\
						margin: 0;\
						padding: 0;\
						border: none;\
						border-top: 30px solid transparent;\
						position: relative;\
						background-clip: padding-box;\
						z-index:0;\
					}\
					.pv-gallery-img-container {\
						display: block;\
						padding: 0;\
						margin: 0;\
						border: none;\
						height: 100%;\
						width: 100%;\
						background-clip: padding-box;\
						background-color: rgba(20,20,20,0.96);\
						position:relative;\
					}\
					.pv-gallery-img-container-top {\
						border-top: '+ prefs.gallery.sidebarSize +'px solid transparent;\
					}\
					.pv-gallery-img-container-right {\
						border-right: '+ prefs.gallery.sidebarSize +'px solid transparent;\
					}\
					.pv-gallery-img-container-bottom {\
						border-bottom: '+ prefs.gallery.sidebarSize +'px solid transparent;\
					}\
					.pv-gallery-img-container-left {\
						border-left: '+ prefs.gallery.sidebarSize +'px solid transparent;\
					}\
					/*大图区域的切换控制按钮*/\
					.pv-gallery-img-controler{\
						position:absolute;\
						top:50%;\
						height:60px;\
						width:50px;\
						margin-top:-30px;\
						cursor:pointer;\
						opacity:0.3;\
						z-index:1;\
					}\
					.pv-gallery-img-controler-pre{\
						background:rgba(70,70,70,0.5) url("'+prefs.icons.arrowLeft+'") no-repeat center;\
						left:10px;\
					}\
					.pv-gallery-img-controler-next{\
						background:rgba(70,70,70,0.5) url("'+prefs.icons.arrowRight+'") no-repeat center;\
						right:10px;\
					}\
					.pv-gallery-img-controler:hover{\
						background-color:rgba(140,140,140,0.5);\
						opacity:0.9;\
						z-index:2;\
					}\
					/*滚动条样式--开始*/\
					.pv-gallery-scrollbar-h,\
					.pv-gallery-scrollbar-v{\
						display:none;\
						z-index:1;\
						opacity:0.3;\
						position:absolute;\
						margin:0;\
						padding:0;\
						border:none;\
					}\
					.pv-gallery-scrollbar-h{\
						bottom:10px;\
						left:0;\
						right:0;\
						height:10px;\
						margin:0 2px;\
					}\
					.pv-gallery-scrollbar-v{\
						top:0;\
						bottom:0;\
						right:10px;\
						width:10px;\
						margin:2px 0;\
					}\
					.pv-gallery-scrollbar-h:hover{\
						height:15px;\
					}\
					.pv-gallery-scrollbar-v:hover{\
						width:15px;\
					}\
					.pv-gallery-scrollbar-h:hover,\
					.pv-gallery-scrollbar-v:hover{\
						opacity:0.9;\
						z-index:2;\
					}\
					.pv-gallery-scrollbar-h-track,\
					.pv-gallery-scrollbar-v-track{\
						position:absolute;\
						top:0;\
						left:0;\
						right:0;\
						bottom:0;\
						background-color:rgba(100,100,100,1);\
						border:2px solid transparent;\
					}\
					.pv-gallery-scrollbar-h-handle,\
					.pv-gallery-scrollbar-v-handle{\
						position:absolute;\
						background-color:black;\
					}\
					.pv-gallery-scrollbar-h-handle{\
						height:100%;\
					}\
					.pv-gallery-scrollbar-v-handle{\
						width:100%;\
					}\
					.pv-gallery-scrollbar-h-handle:hover,\
					.pv-gallery-scrollbar-v-handle:hover{\
						background-color:#502121;\
					}\
					.pv-gallery-scrollbar-h-handle:active,\
					.pv-gallery-scrollbar-v-handle:active{\
						background-color:#391A1A;\
					}\
					/*滚动条样式--结束*/\
					.pv-gallery-img-content{\
						display:block;\
						width:100%;\
						height:100%;\
						overflow:hidden;\
						text-align:center;\
						padding:0;\
						border:none;\
						margin:0;\
						line-height:0;\
						font-size:0;\
						white-space:nowrap;\
					}\
					.pv-gallery-img-parent{\
						display:inline-block;\
						vertical-align:middle;\
						line-height:0;\
					}\
					.pv-gallery-img_broken{\
						display:none;\
						cursor:pointer;\
					}\
					.pv-gallery-img{\
						position:relative;\/*辅助e.layerX,layerY*/\
						display:inline-block;\
						vertical-align:middle;\
						width:auto;\
						height:auto;\
						padding:0;\
						border:5px solid #313131;\
						margin:10px;\
						opacity:0.6;\
						-webkit-transform:scale(0.9);\
						-moz-transform:scale(0.9);\
						transform:scale(0.9);\
						'+
						(prefs.gallery.transition ? ('\
						-webkit-transition: opacity 0.15s ease-in-out,\
							-webkit-transform 0.1s ease-in-out;\
						-moz-transition: opacity 0.15s ease-in-out,\
							-moz-transform 0.1s ease-in-out;\
						transition: opacity 0.15s ease-in-out,\
							transform 0.1s ease-in-out;\
						') : '') + '\
					}\
					.pv-gallery-img_zoom-out{\
						cursor:'+support.cssCursorValue.zoomOut+';\
					}\
					.pv-gallery-img_zoom-in{\
						cursor:'+support.cssCursorValue.zoomIn+';\
					}\
					.pv-gallery-sidebar-toggle{\
						position:absolute;\
						line-height:0;\
						text-align:center;\
						background-color:rgb(0,0,0);\
						color:#757575;\
						white-space:nowrap;\
						cursor:pointer;\
						z-index:1;\
						display:none;\
					}\
					.pv-gallery-sidebar-toggle:hover{\
						color:#ccc;\
					}\
					.pv-gallery-sidebar-toggle-h{\
						width:80px;\
						margin-left:-40px;\
						left:50%;\
					}\
					.pv-gallery-sidebar-toggle-v{\
						height:80px;\
						margin-top:-40px;\
						top:50%;\
					}\
					.pv-gallery-sidebar-toggle-top{\
						top:-5px;\
					}\
					.pv-gallery-sidebar-toggle-right{\
						right:-5px;\
					}\
					.pv-gallery-sidebar-toggle-bottom{\
						bottom:-5px;\
					}\
					.pv-gallery-sidebar-toggle-left{\
						left:-5px;\
					}\
					.pv-gallery-sidebar-toggle-content{\
						display:inline-block;\
						vertical-align:middle;\
						white-space:normal;\
						word-wrap:break-word;\
						overflow-wrap:break-word;\
						line-height:1.1;\
						font-size:12px;\
						text-align:center;\
						margin:2px;\
					}\
					.pv-gallery-sidebar-toggle-content-v{\
						width:1.1em;\
					}\
					/*侧边栏开始*/\
					.pv-gallery-sidebar-container {\
						position: absolute;\
						background-color:rgb(0,0,0);\
						padding:5px;\
						border:none;\
						margin:none;\
						text-align:center;\
						line-height:0;\
						white-space:nowrap;\
						-o-user-select: none;\
						-webkit-user-select: none;\
						-moz-user-select: -moz-none;\
						user-select: none;\
					}\
					.pv-gallery-sidebar-container-h {\
						height: '+ prefs.gallery.sidebarSize +'px;\
						width: 100%;\
					}\
					.pv-gallery-sidebar-container-v {\
						width: '+ prefs.gallery.sidebarSize +'px;\
						height: 100%;\
					}\
					.pv-gallery-sidebar-container-top {\
						top: 0;\
						left: 0;\
						border-bottom:1px solid #333333;\
					}\
					.pv-gallery-sidebar-container-right {\
						top: 0;\
						right: 0;\
						border-left:1px solid #333333;\
					}\
					.pv-gallery-sidebar-container-bottom {\
						bottom: 0;\
						left: 0;\
						border-top:1px solid #333333;\
					}\
					.pv-gallery-sidebar-container-left {\
						top: 0;\
						left: 0;\
						border-right:1px solid #333333;\
					}\
					.pv-gallery-sidebar-content {\
						display: inline-block;\
						margin: 0;\
						padding: 0;\
						border: none;\
						background-clip: padding-box;\
						vertical-align:middle;\
						position:relative;\
						text-align:left;\
					}\
					.pv-gallery-sidebar-content-h {\
						height: 100%;\
						width: 90%;\
						border-left: 40px solid transparent;\
						border-right: 40px solid transparent;\
					}\
					.pv-gallery-sidebar-content-v {\
						height: 90%;\
						width: 100%;\
						border-top: 40px solid transparent;\
						border-bottom: 40px solid transparent;\
					}\
					.pv-gallery-sidebar-controler{\
						cursor:pointer;\
						position:absolute;\
						background:rgba(255,255,255,0.1) no-repeat center;\
					}\
					.pv-gallery-sidebar-controler:hover{\
						background-color:rgba(255,255,255,0.3);\
					}\
					.pv-gallery-sidebar-controler-pre-h,\
					.pv-gallery-sidebar-controler-next-h{\
						top:0;\
						width:36px;\
						height:100%;\
					}\
					.pv-gallery-sidebar-controler-pre-v,\
					.pv-gallery-sidebar-controler-next-v{\
						left:0;\
						width:100%;\
						height:36px;\
					}\
					.pv-gallery-sidebar-controler-pre-h {\
						left: -40px;\
						background-image: url("'+prefs.icons.arrowLeft+'");\
					}\
					.pv-gallery-sidebar-controler-next-h {\
						right: -40px;\
						background-image: url("'+prefs.icons.arrowRight+'");\
					}\
					.pv-gallery-sidebar-controler-pre-v {\
						top: -40px;\
						background-image: url("'+prefs.icons.arrowTop+'");\
					}\
					.pv-gallery-sidebar-controler-next-v {\
						bottom: -40px;\
						background-image: url("'+prefs.icons.arrowBottom+'");\
					}\
					.pv-gallery-sidebar-thumbnails-container {\
						display: block;\
						overflow: hidden;\
						height: 100%;\
						width: 100%;\
						margin:0;\
						border:none;\
						padding:0;\
						line-height:0;\
						position:relative;\
					}\
					.pv-gallery-sidebar-thumbnails-container span{\
						vertical-align:middle;\
					}\
					.pv-gallery-sidebar-thumbnails-container-h{\
						border-left:1px solid #464646;\
						border-right:1px solid #464646;\
						white-space:nowrap;\
					}\
					.pv-gallery-sidebar-thumbnails-container-v{\
						border-top:1px solid #464646;\
						border-bottom:1px solid #464646;\
						white-space:normal;\
					}\
					.pv-gallery-sidebar-thumbnails-container-top {\
						padding-bottom:5px;\
					}\
					.pv-gallery-sidebar-thumbnails-container-right {\
						padding-left:5px;\
					}\
					.pv-gallery-sidebar-thumbnails-container-bottom {\
						padding-top:5px;\
					}\
					.pv-gallery-sidebar-thumbnails-container-left {\
						padding-right:5px;\
					}\
					.pv-gallery-sidebar-thumb-container {\
						display:inline-block;\
						text-align: center;\
						border:2px solid rgb(52,52,52);\
						cursor:pointer;\
						position:relative;\
						padding:2px;\
						font-size:0;\
						line-height:0;\
						white-space:nowrap;\
						vertical-align: middle;\
						top:0;\
						left:0;\
						-webkit-transition:all 0.2s ease-in-out;\
						transition:all 0.2s ease-in-out;\
					}\
					.pv-gallery-sidebar-thumbnails-container-h  .pv-gallery-sidebar-thumb-container {\
						margin:0 2px;\
						height:100%;\
					}\
					.pv-gallery-sidebar-thumbnails-container-v  .pv-gallery-sidebar-thumb-container {\
						margin:2px 0;\
						width:100%;\
					}\
					.pv-gallery-sidebar-thumbnails_hide-span > .pv-gallery-sidebar-thumb-container {\
						display:none;\
					}\
					.pv-gallery-sidebar-thumb-container:hover {\
						border:2px solid rgb(57,149,211);\
					}\
					.pv-gallery-sidebar-thumb_selected {\
						border:2px solid rgb(229,59,62);\
					}\
					.pv-gallery-sidebar-thumb_selected-top {\
						top:5px;\
					}\
					.pv-gallery-sidebar-thumb_selected-right {\
						left:-5px;\
					}\
					.pv-gallery-sidebar-thumb_selected-bottom {\
						top:-5px;\
					}\
					.pv-gallery-sidebar-thumb_selected-left {\
						left:5px;\
					}\
					.pv-gallery-sidebar-thumb-loading{\
						position:absolute;\
						top:0;\
						left:0;\
						text-align:center;\
						width:100%;\
						height:100%;\
						display:none;\
						opacity:0.6;\
						background:black url("'+ prefs.icons.loading + '") no-repeat center ;\
					}\
					.pv-gallery-sidebar-thumb-loading:hover{\
						opacity:0.8;\
					}\
					.pv-gallery-sidebar-thumb {\
						display: inline-block;\
						vertical-align: middle;\
						max-width: 100% !important;\
						max-height: 100% !important;\
						height: auto !important;\
						width: auto !important;\
					}\
					.pv-gallery-vertical-align-helper{\
						display:inline-block;\
						vertical-align:middle;\
						width:0;\
						height:100%;\
						margin:0;\
						border:0;\
						padding:0;\
						visibility:hidden;\
						white-space:nowrap;\
						background-color:red;\
					}\
				';
				var head=document.head;
				head.appendChild(style);
				this.globalSSheet=style.sheet;

				var style2=document.createElement('style');
				this.thumbVisibleStyle=style2;
				style2.type='text/css';
				head.appendChild(style2);

				// 让 description 的文字内容溢出用点点点(...)省略号表示
				// .pv-gallery-head-left-img-info-description {
				//   	overflow: hidden;
				//     text-overflow: ellipsis;
				//     white-space: nowrap;
				//     width: 27em;
				// }
			},

		};


		GalleryC.prototype.Preload.prototype={//预读对象
			init:function(){
				if(!this.container){//预读的图片都仍里面
					var div=document.createElement('div');
					div.className='pv-gallery-preloaded-img-container';
					div.style.display='none';
					document.body.appendChild(div);
					GalleryC.prototype.Preload.prototype.container=div;
				};
				this.max=prefs.gallery.max;
				this.nextNumber=0;
				this.nextEle=this.ele;
				this.preNumber=0;
				this.preEle=this.ele;
				this.direction='pre';
			},
			preload:function(){
				var ele=this.getPreloadEle();
				if(!ele){
					//console.log('预读正常结束');
					return;
				};

				//console.log('正在预读:',ele);
				var self=this;
				this.imgReady=imgReady(dataset(ele,'src'),{
					loadEnd:function(){
						if(self.aborted){
							//console.log('强制终止了');
							return;
						};
						dataset(ele,'preloaded','true')
						self.container.appendChild(this);
						self.preload();
					},
					time:60 * 1000,//限时一分钟,否则强制结束并开始预读下一张。
				});
			},
			getPreloadEle:function(){
				if((this.max<=this.nextNumber && this.max<=this.preNumber) || (!this.nextEle && !this.preEle)){
					return;
				};
				var ele=this.direction=='pre'?  this.getNext() : this.getPrevious();
				if(ele && !dataset(ele,'preloaded')){
					return ele;
				}else{
					return this.getPreloadEle();
				};
			},
			getNext:function(){
				this.nextNumber++;
				this.direction='next';
				if(!this.nextEle)return;
				return (this.nextEle = this.oriThis.getThumSpan(false,this.nextEle));
			},
			getPrevious:function(){
				this.preNumber++;
				this.direction='pre';
				if(!this.preEle)return;
				return (this.preEle = this.oriThis.getThumSpan(true,this.preEle));
			},
			abort:function(){
				this.aborted=true;
				if(this.imgReady){
					this.imgReady.abort();
				};
			},
		};


		GalleryC.prototype.Scrollbar.prototype={//滚动条对象
			init:function(){
				var bar=this.scrollbar.bar;
				this.shown=bar.offsetWidth!=0;
				var self=this;
				bar.addEventListener('mousedown',function(e){//点击滚动条区域,该干点什么!
					e.preventDefault();
					var target=e.target;
					var handle=self.scrollbar.handle;
					var track=self.scrollbar.track;
					switch(target){
						case handle:{//手柄;功能,拖动手柄来滚动窗口
							var pro=self.isHorizontal ? ['left','clientX'] : ['top','clientY'];
							var oHOffset=parseFloat(handle.style[pro[0]]);
							var oClient=e[pro[1]];

							var moveHandler=function(e){
								self.scroll(oHOffset + e[pro[1]] - oClient,true);
							};
							var upHandler=function(){
								document.removeEventListener('mousemove',moveHandler,true);
								document.removeEventListener('mouseup',upHandler,true);
							};
							document.addEventListener('mousemove',moveHandler,true);
							document.addEventListener('mouseup',upHandler,true);
						}break;
						case track:{//轨道;功能,按住不放来连续滚动一个页面的距离
							var pro=self.isHorizontal ? ['left','offsetX','layerX','clientWidth','offsetWidth'] : ['top' , 'offsetY' ,'layerY','clientHeight','offsetHeight'];
							var clickOffset=typeof e[pro[1]]=='undefined' ?  e[pro[2]] : e[pro[1]];
							var handleOffset=parseFloat(handle.style[pro[0]]);
							var handleSize=handle[pro[4]];
							var under= clickOffset > handleOffset ;//点击在滚动手柄的下方
							var containerSize=self.container[pro[3]];

							var scroll=function(){
								self.scrollBy(under?  (containerSize - 10) : (-containerSize + 10));//滚动一个页面距离少一点
							};
							scroll();

							var checkStop=function(){//当手柄到达点击位置时停止
								var handleOffset=parseFloat(handle.style[pro[0]]);
								if(clickOffset >= handleOffset && clickOffset <= (handleOffset + handleSize)){
									clearTimeout(scrollTimeout);
									clearInterval(scrollInterval);
								};
							};


							var scrollInterval;
							var scrollTimeout=setTimeout(function(){
								scroll();
								scrollInterval=setInterval(function(){
									scroll();
									checkStop();
								},120);
								checkStop();
							},300);


							checkStop();

							var upHandler=function(){
								clearTimeout(scrollTimeout);
								clearInterval(scrollInterval);
								document.removeEventListener('mouseup',upHandler,true);
							};
							document.addEventListener('mouseup',upHandler,true);
						}break;
					};

				},true);
			},
			reset:function(){//判断滚动条该显示还是隐藏

				var pro=this.isHorizontal ? ['scrollWidth','clientWidth','width'] : ['scrollHeight','clientHeight','height'];

				//如果内容大于容器的content区域

				var scrollSize=this.container[pro[0]];
				var clientSize=this.container[pro[1]];
				var scrollMax=scrollSize - clientSize;
				this.scrollMax=scrollMax;
				if(scrollMax>0){
					this.show();
					var trackSize=this.scrollbar.track[pro[1]];
					this.trackSize=trackSize;
					var handleSize=Math.floor((clientSize/scrollSize) * trackSize);
					handleSize=Math.max(20,handleSize);//限制手柄的最小大小;
					this.handleSize=handleSize;
					this.one=(trackSize-handleSize) / scrollMax;//一个像素对应的滚动条长度
					this.scrollbar.handle.style[pro[2]]= handleSize + 'px';
					this.scroll(this.getScrolled());
				}else{
					this.hide();
				};
			},
			show:function(){
				if(this.shown)return;
				this.shown=true;
				this.scrollbar.bar.style.display='block';
			},
			hide:function(){
				if(!this.shown)return;
				this.shown=false;
				this.scrollbar.bar.style.display='none';
			},
			scrollBy:function(distance,handleDistance){
				this.scroll(this.getScrolled() + (handleDistance?  distance / this.one :  distance));
			},
			scrollByPages:function(num){
				this.scroll(this.getScrolled() + (this.container[(this.isHorizontal ? 'clientWidth' : 'clientHeight')] - 10) * num);
			},
			scroll:function(distance,handleDistance,transition){
				if(!this.shown)return;

				//滚动实际滚动条
				var _distance=distance;
				_distance=handleDistance?  distance / this.one :  distance;
				_distance=Math.max(0,_distance);
				_distance=Math.min(_distance,this.scrollMax);


				var pro=this.isHorizontal? ['left','scrollLeft'] : ['top','scrollTop'];


				//滚动虚拟滚动条
				//根据比例转换为滚动条上应该滚动的距离。
				distance=handleDistance? distance : this.one * distance;
				//处理非法值
				distance=Math.max(0,distance);//如果值小于0那么取0
				distance=Math.min(distance,this.trackSize - this.handleSize);//大于极限值,取极限值

				var shs=this.scrollbar.handle.style;
				var container=this.container;
				if(transition){
					clearInterval(this.transitionInterval);

					var start=0;
					var duration=10;

					var cStart=this.getScrolled();
					var cChange=_distance-cStart;
					var sStart=parseFloat(shs[pro[0]]);
					var sChange=distance-sStart;

					var transitionInterval=setInterval(function(){
						var cEnd=Tween.Cubic.easeInOut(start,cStart,cChange,duration);
						var sEnd=Tween.Cubic.easeInOut(start,sStart,sChange,duration);

						container[pro[1]]=cEnd;
						shs[pro[0]]=sEnd + 'px';

						start++;
						if(start>=duration){
							clearInterval(transitionInterval);
						};
					},35);

					this.transitionInterval=transitionInterval;

					return;
				};

				shs[pro[0]]=distance + 'px';
				container[pro[1]]=_distance;
			},
			getScrolled:function(){
				return  this.container[(this.isHorizontal ? 'scrollLeft' : 'scrollTop')];
			},
		};


		//放大镜
		function MagnifierC(img,data){
			this.img=img;
			this.data=data;
			this.init();
		};

		MagnifierC.all=[];
		MagnifierC.styleZIndex=900000000;//全局z-index;
		MagnifierC.zoomRange=prefs.magnifier.wheelZoom.range.slice(0).sort();//升序
		MagnifierC.zoomRangeR=MagnifierC.zoomRange.slice(0).reverse();//降序

		MagnifierC.prototype={
			init:function(){
				this.addStyle();
				MagnifierC.all.push(this);
				var container=document.createElement('span');

				container.className='pv-magnifier-container';
				document.body.appendChild(container);

				this.magnifier=container;

				var imgNaturalSize={
					h:this.img.naturalHeight,
					w:this.img.naturalWidth,
				};

				this.imgNaturalSize=imgNaturalSize;

				var cs=container.style;
				cs.zIndex=MagnifierC.styleZIndex++;



				var maxDia=Math.ceil(Math.sqrt(Math.pow(1/2*imgNaturalSize.w,2) + Math.pow(1/2*imgNaturalSize.h,2)) * 2);
				this.maxDia=maxDia;

				var radius=prefs.magnifier.radius;
				radius=Math.min(maxDia/2,radius);
				this.radius=radius;
				var diameter=radius * 2;
				this.diameter=diameter;

				cs.width=diameter + 'px';
				cs.height=diameter + 'px';
				cs.borderRadius=radius+1 + 'px';
				cs.backgroundImage='url("'+ this.img.src +'")';
				cs.marginLeft= -radius +'px';
				cs.marginTop= -radius +'px';

				var imgPos=getContentClientRect(this.data.img);
				var wScrolled=getScrolled();
				var imgRange={//图片所在范围
					x:[imgPos.left + wScrolled.x , imgPos.right + wScrolled.x],
					y:[imgPos.top + wScrolled.y, imgPos.bottom + wScrolled.y],
				};
				var imgW=imgRange.x[1] - imgRange.x[0];
				var imgH=imgRange.y[1] - imgRange.y[0];
				//如果图片太小的话,进行范围扩大。
				var minSize=60;
				if(imgW < minSize){
					imgRange.x[1] +=(minSize - imgW)/2;
					imgRange.x[0] -=(minSize - imgW)/2;
					imgW=minSize;
				};
				if(imgH < minSize){
					imgRange.y[1] +=(minSize - imgH)/2;
					imgRange.y[0] -=(minSize - imgH)/2;
					imgH=minSize;
				};
				this.imgSize={
					w:imgW,
					h:imgH,
				};
				this.imgRange=imgRange;
				//console.log(this.imgRange,this.imgSize);

				this.setMouseRange();


				this.move({
					pageX:imgRange.x[0],
					pageY:imgRange.y[0],
				});

				this._focus=this.focus.bind(this);
				this._blur=this.blur.bind(this);
				this._move=this.move.bind(this);
				this._remove=this.remove.bind(this);
				this._pause=this.pause.bind(this);
				this._zoom=this.zoom.bind(this);

				if(prefs.magnifier.wheelZoom.enabled){
					this.zoomLevel=1;
					this.defaultDia=diameter;
					addWheelEvent(container,this._zoom,false);
				};

				container.addEventListener('mouseover',this._focus,false);
				container.addEventListener('mouseout',this._blur,false);
				container.addEventListener('dblclick',this._remove,false);
				container.addEventListener('click',this._pause,false);


				document.addEventListener('mousemove',this._move,true);
			},
			addStyle:function(){
				if(MagnifierC.style)return;
				var style=document.createElement('style');
				style.type='text/css';
				MagnifierC.style=style;
				style.textContent='\
					.pv-magnifier-container{\
						position:absolute;\
						padding:0;\
						margin:0;\
						background-origin:border-box;\
						-moz-box-sizing:border-box;\
						box-sizing:border-box;\
						border:3px solid #CCCCCC;\
						background:rgba(40, 40, 40, 0.9) no-repeat;\
					}\
					.pv-magnifier-container_focus{\
						box-shadow: 0px 0px 6px rgba(0, 0, 0, 0.7);\
					}\
					.pv-magnifier-container_pause{\
						border-color:red;\
					}\
				';
				document.head.appendChild(style);
			},
			focus:function(){
				this.magnifier.classList.add('pv-magnifier-container_focus');
				this.magnifier.style.zIndex=MagnifierC.styleZIndex++;
			},
			blur:function(){
				this.magnifier.classList.remove('pv-magnifier-container_focus');
			},
			move:function(e){
				var mouseCoor={
					x:e.pageX,
					y:e.pageY,
				};
				var mouseRange=this.mouseRange;
				var imgRange=this.imgRange;

				if( !(mouseCoor.x >= mouseRange.x[0] && mouseCoor.x <= mouseRange.x[1] && mouseCoor.y >= mouseRange.y[0] && mouseCoor.y <= mouseRange.y[1]))return;//如果不再鼠标范围
				if(mouseCoor.x > imgRange.x[1]){
					mouseCoor.x = imgRange.x[1];
				}else if(mouseCoor.x < imgRange.x[0]){
					mouseCoor.x = imgRange.x[0];
				};
				if(mouseCoor.y > imgRange.y[1]){
					mouseCoor.y = imgRange.y[1];
				}else if(mouseCoor.y < imgRange.y[0]){
					mouseCoor.y = imgRange.y[0];
				};

				var ms=this.magnifier.style;
				ms.top= mouseCoor.y + 'px';
				ms.left= mouseCoor.x + 'px';

				var radius=this.radius;
				var imgSize=this.imgSize;
				var imgNaturalSize=this.imgNaturalSize;
				var px=-((mouseCoor.x-imgRange.x[0])/imgSize.w * imgNaturalSize.w) + radius +'px';
				var py=-((mouseCoor.y-imgRange.y[0])/imgSize.h * imgNaturalSize.h) + radius +'px';
				//console.log(px,py);
				ms.backgroundPosition=px + ' ' + py;
			},
			getNextZoomLevel:function(){
				var level;
				var self=this;
				if(this.zoomOut){//缩小
					MagnifierC.zoomRangeR._find(function(value){
						if(value < self.zoomLevel){
							level=value;
							return true;
						}
					})
				}else{
					MagnifierC.zoomRange._find(function(value){
						if(value > self.zoomLevel){
							level=value;
							return true;
						};
					});
				}
				return level;
			},
			zoom:function(e){
				if(e.deltaY===0)return;//非Y轴的滚动
				if(prefs.magnifier.wheelZoom.pauseFirst && !this.paused)return;
				e.preventDefault();
				if(e.deltaY < 0){//向上滚,放大;
					if(this.diameter >= this.maxDia)return;
					this.zoomOut=false;
				}else{
					this.zoomOut=true;
				};
				var level=this.getNextZoomLevel();
				if(!level)return;

				this.zoomLevel=level;
				var diameter=this.defaultDia * level;
				if(diameter > this.maxDia){
					diameter = this.maxDia;
				};

				var radius=diameter/2
				this.diameter=diameter;
				var bRadius=this.radius;
				this.radius=radius;
				this.setMouseRange();
				var ms=this.magnifier.style;
				ms.width=diameter+'px';
				ms.height=diameter+'px';
				ms.borderRadius=radius+1 + 'px';
				ms.marginLeft=-radius+'px';
				ms.marginTop=-radius+'px';
				var bBP=ms.backgroundPosition.split(' ');
				ms.backgroundPosition=parseFloat(bBP[0]) + (radius - bRadius) + 'px' + ' ' + (parseFloat(bBP[1]) + ( radius - bRadius) + 'px');

			},
			pause:function(){
				if(this.paused){
					this.magnifier.classList.remove('pv-magnifier-container_pause');
					document.addEventListener('mousemove',this._move,true);
				}else{
					this.magnifier.classList.add('pv-magnifier-container_pause');
					document.removeEventListener('mousemove',this._move,true);
				};
				this.paused=!this.paused;
			},
			setMouseRange:function(){
				var imgRange=this.imgRange;
				var radius=this.radius;
				this.mouseRange={//鼠标活动范围
					x:[imgRange.x[0]-radius , imgRange.x[1] + radius],
					y:[imgRange.y[0]-radius , imgRange.y[1] + radius],
				};
			},
			remove:function(){
				this.magnifier.parentNode.removeChild(this.magnifier);
				document.removeEventListener('mousemove',this._move,true);
				MagnifierC.all.splice(MagnifierC.all.indexOf(this),1);
			},
		};




		//图片窗口
		function ImgWindowC(img, data){
			this.img=img;
			this.src=img.src;
			this.data = data;

			this.init();
		};

		ImgWindowC.all=[];//所有的窗口对象
		ImgWindowC.styleZIndex=1000000000;//全局z-index;
		ImgWindowC.zoomRange=prefs.imgWindow.zoom.range.slice(0).sort();//升序
		ImgWindowC.zoomRangeR=ImgWindowC.zoomRange.slice(0).reverse();//降序
		ImgWindowC.overlayer=null;


		ImgWindowC.prototype={
			init:function(){
				var self=this;
				//图片是否已经被打开
				if(ImgWindowC.all._find(function(iwin){
					if(iwin.src==self.src){
						iwin.firstOpen();
						return true;
					};
				}))return;

				this.addStyle();

				var img=this.img;
				img.className='pv-pic-window-pic pv-pic-ignored';
				img.style.cssText='\
					top:0px;\
					left:0px;\
				';

				var imgNaturalSize={
					h:img.naturalHeight,
					w:img.naturalWidth,
				};
				this.imgNaturalSize=imgNaturalSize;

				var container=document.createElement('span');
				container.style.cssText='\
					cursor:pointer;\
					top:0px;\
					left:0px;\
				';
				container.className='pv-pic-window-container';
				container.innerHTML=
					'<span class="pv-pic-window-rotate-indicator">'+
						'<span class="pv-pic-window-rotate-indicator-pointer"></span>'+
					'</span>'+
					'<span class="pv-pic-window-rotate-overlayer"></span>'+
					'<span class="pv-pic-window-toolbar" unselectable="on">'+
						'<span class="pv-pic-window-tb-hand pv-pic-window-tb-tool" title="抓手"></span>'+
						'<span class="pv-pic-window-tb-tool-badge-container pv-pic-window-tb-tool-extend-menu-container">'+
							'<span class="pv-pic-window-tb-rotate pv-pic-window-tb-tool" title="旋转"></span>'+
							'<span class="pv-pic-window-tb-tool-badge">0</span>'+
							'<span class="pv-pic-window-tb-tool-extend-menu pv-pic-window-tb-tool-extend-menu-rotate">'+
								'<span class="pv-pic-window-tb-tool-extend-menu-item">0</span>'+
								'<span class="pv-pic-window-tb-tool-extend-menu-item">+90</span>'+
								'<span class="pv-pic-window-tb-tool-extend-menu-item">-90</span>'+
							'</span>'+
						'</span>'+
						'<span class="pv-pic-window-tb-tool-badge-container pv-pic-window-tb-tool-extend-menu-container">'+
							'<span class="pv-pic-window-tb-zoom pv-pic-window-tb-tool" title="缩放"></span>'+
							'<span class="pv-pic-window-tb-tool-badge">0</span>'+
							'<span class="pv-pic-window-tb-tool-extend-menu pv-pic-window-tb-tool-extend-menu-zoom">'+
								'<span class="pv-pic-window-tb-tool-extend-menu-item">1</span>'+
								'<span class="pv-pic-window-tb-tool-extend-menu-item">+0.1</span>'+
								'<span class="pv-pic-window-tb-tool-extend-menu-item">-0.1</span>'+
							'</span>'+
						'</span>'+
						'<span class="pv-pic-window-tb-flip-horizontal pv-pic-window-tb-command" title="水平翻转"></span>'+
						'<span class="pv-pic-window-tb-flip-vertical pv-pic-window-tb-command" title="垂直翻转"></span>'+
					'</span>'+
					'<span class="pv-pic-window-close"></span>' +
					'<span class="pv-pic-window-range"></span>' +
					'<span class="pv-pic-window-description"></span>';

				container.insertBefore(img,container.firstChild);

				this.imgWindow=container;

				var toolMap={
					'hand':container.querySelector('.pv-pic-window-tb-hand'),
					'rotate':container.querySelector('.pv-pic-window-tb-rotate'),
					'zoom':container.querySelector('.pv-pic-window-tb-zoom'),
					'fh':container.querySelector('.pv-pic-window-tb-flip-horizontal'),
					'fv':container.querySelector('.pv-pic-window-tb-flip-vertical'),
				};
				this.toolMap=toolMap;


				//关闭
				var closeButton=container.querySelector('.pv-pic-window-close');
				closeButton.style.cssText='\
					top: -24px;\
					right: 0px;\
				';
				this.closeButton=closeButton;

				closeButton.addEventListener('click',function(e){
					self.remove();
				},false);

				/**
				 * 说明
				 * 1、对原来的适应屏幕等功能会有影响,暂时禁用。
				 * 2、分为 absolute 和默认的2种情况
				 */
				if (this.data) {
					var descriptionSpan = container.querySelector('.pv-pic-window-description');
					// descriptionSpan.style.cssText = '\
					// 	bottom: -40px;\
					// 	left: 10px;\
					// ';
					descriptionSpan.textContent = this.data.description || '';
					// descriptionSpan.style.display = this.data.description ? 'block' : 'none';
					descriptionSpan.style.display = 'none';
					this.descriptionSpan = descriptionSpan;
				}

				var toolbar=container.querySelector('.pv-pic-window-toolbar');
				toolbar.style.cssText='\
					top: 0px;\
					left: -45px;\
				';
				this.toolbar=toolbar;

				this.selectedToolClass='pv-pic-window-tb-tool-selected';

				this.viewRange=container.querySelector('.pv-pic-window-range');

				this.rotateIndicator=container.querySelector('.pv-pic-window-rotate-indicator');
				this.rotateIPointer=container.querySelector('.pv-pic-window-rotate-indicator-pointer');
				this.rotateOverlayer=container.querySelector('.pv-pic-window-rotate-overlayer');


				this.hKeyUp=true;
				this.rKeyUp=true;
				this.zKeyUp=true;

				this.spaceKeyUp=true;
				this.ctrlKeyUp=true;
				this.altKeyUp=true;
				this.shiftKeyUp=true;

				//缩放工具的扩展菜单
				container.querySelector('.pv-pic-window-tb-tool-extend-menu-zoom').addEventListener('click',function(e){
					var target=e.target;
					var text=target.textContent;
					var value;
					switch(text){
						case '1':{
							value=1;
						}break;
						case '+0.1':{
							value=self.zoomLevel + 0.1;
						}break;
						case '-0.1':{
							value=self.zoomLevel - 0.1;
						}break;
					};
					if(typeof value!='undefined'){
						self.zoom(value,{x:0,y:0});
					};
				},true);

				//旋转工具的扩展菜单
				container.querySelector('.pv-pic-window-tb-tool-extend-menu-rotate').addEventListener('click',function(e){
					var target=e.target;
					var text=target.textContent;
					var value;
					function convert(deg){
						return deg * Math.PI/180;
					};

					switch(text){
						case '0':{
							value=0;
						}break;
						case '+90':{
							value=self.rotatedRadians + convert(90);
						}break;
						case '-90':{
							value=self.rotatedRadians - convert(90);
						}break;
					};

					var PI=Math.PI;
					if(typeof value!='undefined'){
						if(value>=2*PI){
							value-=2*PI;
						}else if(value<0){
							value+=2*PI;
						};
						self.rotate(value,true);
					};
				},true);

				toolbar.addEventListener('mousedown',function(e){//鼠标按下选择工具
					self.toolbarEventHandler(e);
				},false);


				toolbar.addEventListener('dblclick',function(e){//鼠标双击工具
					self.toolbarEventHandler(e);
				},false);


				//阻止浏览器对图片的默认控制行为
				img.addEventListener('mousedown',function(e){
					e.preventDefault();
				},false);


				container.addEventListener('mousedown',function(e){//当按下的时,执行平移,缩放,旋转操作
					self.imgWindowEventHandler(e);
				},false);

				container.addEventListener('click',function(e){//阻止opera ctrl+点击保存图片
					self.imgWindowEventHandler(e);
				},false);

				if(prefs.imgWindow.zoom.mouseWheelZoom){//是否使用鼠标缩放
					addWheelEvent(container,function(e){//滚轮缩放
						self.imgWindowEventHandler(e);
					},false);
				};


				if(prefs.imgWindow.overlayer.shown){//是否显示覆盖层
					var overlayer=ImgWindowC.overlayer;
					if(!overlayer){
						var overlayer=document.createElement('span');
						ImgWindowC.overlayer=overlayer;
						overlayer.className='pv-pic-window-overlayer';
						document.body.appendChild(overlayer);
						overlayer.style.backgroundColor=prefs.imgWindow.overlayer.color;
					};
					overlayer.style.display='block';
				};

				//是否点击图片外部关闭
				if(prefs.imgWindow.close.clickOutside.trigger){
					var clickOutside=function(e){
						var target=e.target;
						if(!container.contains(target)){
							self.remove();
						};
					};
					this.clickOutside=clickOutside;
					document.addEventListener(prefs.imgWindow.close.clickOutside.trigger,clickOutside,true);
				};

				//是否双击图片本身关闭
				if(prefs.imgWindow.close.dblClickImgWindow){
					var dblClickImgWindow=function(e){
						var target=e.target;
						if(target==container || target==img || target==self.rotateOverlayer){
							self.remove();
						};
					};
					container.addEventListener('dblclick',dblClickImgWindow,true);
				};


				document.body.appendChild(container);
				ImgWindowC.all.push(this);

				this._blur=this.blur.bind(this);
				this._focusedKeydown=this.focusedKeydown.bind(this);
				this._focusedKeyup=this.focusedKeyup.bind(this);

				this.rotatedRadians=0;//已经旋转的角度
				this.zoomLevel=1;//缩放级别
				this.setToolBadge('zoom',1);

				//选中默认工具
				this.selectTool(prefs.imgWindow.defaultTool);

				this.firstOpen();
			},


			addStyle:function(){
				if(ImgWindowC.style)return;
				var style=document.createElement('style');
				ImgWindowC.style=style;
				style.textContent='\
					.pv-pic-window-container {\
						position: absolute;\
						background-color: rgba(40,40,40,0.9);\
						padding: 8px;\
						border: 5px solid #ccc;\
						line-height: 0;\
						text-align: left;\
					}\
					.pv-pic-window-container_focus {\
						box-shadow: 0 0 10px rgba(0,0,0,0.6);\
					}\
					.pv-pic-window-close,\
					.pv-pic-window-toolbar,\
					.pv-pic-window-tb-tool-extend-menu{\
						-webkit-transition: opacity 0.2s ease-in-out;\
						transition: opacity 0.2s ease-in-out;\
					}\
					.pv-pic-window-toolbar {\
						position: absolute;\
						background-color: #535353;\
						padding: 0;\
						opacity: 0.9;\
						display: none;\
						cursor: default;\
						-o-user-select: none;\
						-webkit-user-select: none;\
						-moz-user-select: -moz-none;\
						user-select: none;\
					}\
					.pv-pic-window-toolbar:hover {\
						opacity: 1;\
					}\
					.pv-pic-window-toolbar_focus {\
						display: block;\
					}\
					.pv-pic-window-close {\
						cursor: pointer;\
						position: absolute;\
						right: 0px;\
						top: -24px;\
						background: url("'+prefs.icons.close+'") no-repeat center bottom;\
						height: 17px;\
						width: 46px;\
						opacity: 0.9;\
						border:none;\
						padding:0;\
						padding-top:2px;\
						background-color:#1771FF;\
						display: none;\
					}\
					.pv-pic-window-close:hover {\
						background-color:red;\
						opacity: 1;\
					}\
					.pv-pic-window-close_focus {\
						display: block;\
					}\
					.pv-pic-window-description {\
						margin-top: 20px;\
						min-height: 20px;\
					}\
					.pv-pic-window-pic {\
						position: relative;\
						display:inline-block;\/*opera把图片设置display:block会出现渲染问题,会有残影,还会引发其他各种问题,吓尿*/\
						max-width:none;\
						min-width:none;\
						max-height:none;\
						min-height:none;\
						padding:0;\
						margin:0;\
						border:none;\
						vertical-align:middle;\
					}\
					.pv-pic-window-pic_focus {\
						box-shadow: 0 0 6px black;\
					}\
					.pv-pic-window-tb-tool,\
					.pv-pic-window-tb-command{\
						height: 24px;\
						width: 24px;\
						padding: 12px 8px 6px 6px;\
						margin:0;\
						display: block;\
						background: transparent no-repeat center;\
						cursor: pointer;\
						position: relative;\
						border: none;\
						border-left: 2px solid transparent;\
						border-bottom: 1px solid #868686;\
						background-origin: content-box;\
					}\
					.pv-pic-window-toolbar > span:last-child {\
						border-bottom: none;\
					}\
					.pv-pic-window-tb-tool:hover,\
					.pv-pic-window-tb-command:hover{\
						border-left: 2px solid red;\
					}\
					.pv-pic-window-tb-tool-selected{\
						box-shadow: inset 0 21px 0 rgba(255,255,255,0.3) ,inset 0 -21px 0 rgba(0,0,0,0.3);\
						border-left:2px solid #1771FF;\
					}\
					.pv-pic-window-tb-hand {\
						background-image: url("'+prefs.icons.hand+'");\
					}\
					.pv-pic-window-tb-rotate {\
						background-image: url("'+prefs.icons.rotate+'");\
					}\
					.pv-pic-window-tb-zoom {\
						background-image: url("'+prefs.icons.zoom+'");\
					}\
					.pv-pic-window-tb-flip-horizontal {\
						background-image: url("'+prefs.icons.flipHorizontal+'");\
					}\
					.pv-pic-window-tb-flip-vertical {\
						background-image: url("'+prefs.icons.flipVertical+'");\
					}\
					.pv-pic-window-tb-tool-badge-container {\
						display: block;\
						position: relative;\
					}\
					.pv-pic-window-tb-tool-badge {\
						position: absolute;\
						top: -3px;\
						right: 1px;\
						font-size: 10px;\
						line-height: 1.5;\
						padding: 0 3px;\
						background-color: #F93;\
						border-radius: 50px;\
						opacity: 0.5;\
						color: black;\
					}\
					.pv-pic-window-tb-tool-extend-menu{\
						position:absolute;\
						top:0;\
						margin-left:-1px;\
						background-color:#535353;\
						display:none;\
						left:40px;\
						color:#C3C3C3;\
						font-size:12px;\
						text-shadow:0px -1px 0px black;\
						opacity:0.7;\
					}\
					.pv-pic-window-tb-tool-extend-menu:hover{\
						opacity:0.9;\
					}\
					.pv-pic-window-tb-tool-extend-menu-item{\
						display:block;\
						line-height:1.5;\
						text-align:center;\
						padding:10px;\
						cursor:pointer;\
						border: none;\
						border-right: 2px solid transparent;\
						border-bottom: 1px solid #868686;\
					}\
					.pv-pic-window-tb-tool-extend-menu-item:last-child{\
						border-bottom: none;\
					}\
					.pv-pic-window-tb-tool-extend-menu-item:hover{\
						border-right:2px solid red;\
					}\
					.pv-pic-window-tb-tool-extend-menu-item:active{\
						padding:11px 9px 9px 11px;\
					}\
					.pv-pic-window-tb-tool-extend-menu-container:hover .pv-pic-window-tb-tool{\
						border-left:2px solid red;\
					}\
					.pv-pic-window-tb-tool-extend-menu-container:hover .pv-pic-window-tb-tool-extend-menu{\
						display:block;\
					}\
					.pv-pic-window-tb-tool-extend-menu-container::after{\
						content:"";\
						position:absolute;\
						right:1px;\
						bottom:2px;\
						width:0;\
						height:0;\
						padding:0;\
						margin:0;\
						border:3px solid #C3C3C3;\
						border-top-color:transparent;\
						border-left-color:transparent;\
						opacity:0.5;\
					}\
					.pv-pic-window-overlayer{\
						height:100%;\
						width:100%;\
						position:fixed;\
						z-index:999999999;\
						top:0;\
						left:0;\
					}\
					.pv-pic-window-rotate-indicator{\
						display:none;\
						position:fixed;\
						width:250px;\
						height:250px;\
						padding:10px;\
						margin-top:-135px;\
						margin-left:-135px;\
						background:transparent url("'+ prefs.icons.rotateIndicatorBG +'") no-repeat center;\
					}\
					.pv-pic-window-rotate-indicator-pointer{\
						display:block;\
						margin-left:auto;\
						margin-right:auto;\
						background:transparent url("'+ prefs.icons.rotateIndicatorPointer +'") no-repeat center;\
						width:60px;\
						height:240px;\
						position:relative;\
						top:5px;\
						transform:rotate(0.1deg);\
					}\
					.pv-pic-window-rotate-overlayer{/*当切换到旋转工具的时候显示这个覆盖层,然后旋转指示器显示在这个覆盖层的下面*/\
						position:absolute;\
						top:0;\
						bottom:0;\
						left:0;\
						right:0;\
						display:none;\
						background-color:transparent;\
					}\
					.pv-pic-window-range{\
						position:absolute;\
						border:none;\
						width:100px;\
						height:100px;\
						box-shadow: 0px 0px 5px rgba(0, 0, 0, 0.8);\
						display:none;\
						padding:0;\
						background-color:rgba(255, 0, 0, 0.150);\
					}\
				';
				document.head.appendChild(style);
			},

			firstOpen:function(){
				this.focus();
				var imgWindow=this.imgWindow;
				var scrolled=getScrolled();
				imgWindow.style.left=-5 + scrolled.x + 'px';
				imgWindow.style.top=-5 + scrolled.y + 'px';

				if(prefs.imgWindow.fitToScreen){
					this.fitToScreen();
					this.center(true,true);
				}else{
					//window的尺寸
					var wSize=getWindowSize();
					//空隙
					wSize.h -= 16;
					wSize.w -= 16;

					var imgWindowCS=getComputedStyle(imgWindow);

					var rectSize={
						h:parseFloat(imgWindowCS.height),
						w:parseFloat(imgWindowCS.width),
					};

					this.center(rectSize.w <= wSize.w , rectSize.h <= wSize.h);
				};

				this.keepScreenInside();
			},
			keepScreenInside:function(){//保持按钮在屏幕里面.
				var imgWindow=this.imgWindow;
				var imgWindowFullSize={
					h:imgWindow.offsetHeight,
					w:imgWindow.offsetWidth,
				};

				var windowSize=getWindowSize();

				function keepSI(obj,offsetDirection,defaultValue, out){
					var objRect=obj.getBoundingClientRect();
					var objStyle=obj.style;

					while(offsetDirection.length){
						var oD=offsetDirection[0];
						var oDV=defaultValue[0];
						offsetDirection.shift();
						defaultValue.shift();
						var oValue=parseFloat(objStyle[oD]);
						var newValue;
						switch(oD){
							case 'top':{
								newValue=oValue - objRect.top;
								if(objRect.top<0){
									newValue=Math.min(newValue,imgWindowFullSize.h);
								}else{
									newValue=Math.max(newValue,oDV);
								};
							}break;
							case 'right':{
								newValue=oValue + (objRect.right - windowSize.w);
								if(objRect.right > windowSize.w){//屏幕外
									newValue=Math.min(newValue,imgWindowFullSize.w);
								}else{
									newValue=Math.max(newValue,oDV);
								};
							}break;
							case 'bottom':{
								newValue=oValue + (objRect.bottom - windowSize.h);
								if(objRect.bottom > windowSize.h){//屏幕外
									newValue=Math.min(newValue,imgWindowFullSize.h);
								}else{
									newValue=Math.max(newValue,oDV);
								};
							}break;
							case 'left':{
								newValue=oValue - objRect.left;
								if(objRect.left<0){
									newValue=Math.min(newValue,imgWindowFullSize.w);
								}else{
									newValue=Math.max(newValue,oDV);
								}
							}break;
						};
						//console.log(newValue);
						objStyle[oD]=newValue + 'px';

					};
				};

				keepSI(this.closeButton,['top','right'],[-24,0]);
				keepSI(this.toolbar,['top','left'],[0,-45]);

				// 保持注释在图片里面
				// keepSI(this.descriptionSpan,['bottom', 'left'],[-40, 10]);
			},
			fitToScreen:function(){
				var wSize=getWindowSize();
				//空隙
				wSize.h -= 16;
				wSize.w -= 16;

				var imgWindow=this.imgWindow;
				var imgWindowCS=getComputedStyle(imgWindow);
				var rectSize={
					h:parseFloat(imgWindowCS.height),
					w:parseFloat(imgWindowCS.width),
				};

				var size;
				if(rectSize.w - wSize.w>0 || rectSize.h - wSize.h>0){//超出屏幕,那么缩小。
					if(rectSize.w/rectSize.h > wSize.w/wSize.h){
						size={
							w:wSize.w,
							h:wSize.w / (rectSize.w/rectSize.h),
						};
					}else{
						size={
							h:wSize.h,
							w:wSize.h * (rectSize.w/rectSize.h),
						}
					};

					this.zoom(this.getRotatedImgCliSize(size).w/this.imgNaturalSize.w);
				};
			},
			center:function(horizontal,vertical){
				if(!horizontal && !vertical)return;
				var wSize=getWindowSize();
				var imgWindow=this.imgWindow;
				var scrolled=getScrolled();
				if(horizontal)imgWindow.style.left= (wSize.w - imgWindow.offsetWidth)/2 + scrolled.x +'px';
				if(vertical)imgWindow.style.top= (wSize.h - imgWindow.offsetHeight)/2 + scrolled.y +'px';
			},


			move:function(e){
				this.working=true;
				var cursor=this.cursor;
				this.changeCursor('handing');

				var mouseCoor={
					x:e.pageX,
					y:e.pageY,
				};
				var imgWindow=this.imgWindow;
				var imgWStyle=imgWindow.style;
				var oriOffset={
					left:parseFloat(imgWStyle.left),
					top:parseFloat(imgWStyle.top),
				};
				var self=this;
				var moveHandler=function(e){
					imgWStyle.left=oriOffset.left+ e.pageX-mouseCoor.x +'px';
					imgWStyle.top=oriOffset.top + e.pageY-mouseCoor.y +'px';
					self.keepScreenInside();
				};
				var mouseupHandler=function(){
					e.preventDefault();
					self.changeCursor(cursor);
					self.working=false;
					if(self.tempHand && self.spaceKeyUp){//如果是临时切换到抓手工具,平移完成后返回上个工具
						self.tempHand=false;
						self.changeCursor(self.selectedTool);
					};
					document.removeEventListener('mousemove',moveHandler,true);
					document.removeEventListener('mouseup',mouseupHandler,true);
				};
				document.addEventListener('mousemove',moveHandler,true);
				document.addEventListener('mouseup',mouseupHandler,true);
			},
			rotate:function(origin,topLeft){

				var img=this.img;
				var imgWindow=this.imgWindow;

				var iTransform=img.style[support.cssTransform].replace(/rotate\([^)]*\)/i,'');

				var imgWindowCS=getComputedStyle(imgWindow);
				var imgRectSize={
					h:parseFloat(imgWindowCS.height),
					w:parseFloat(imgWindowCS.width),
				};

				var rectOffset={
					top:parseFloat(imgWindow.style.top),
					left:parseFloat(imgWindow.style.left),
				};

				var imgSize={
					h:img.clientHeight,
					w:img.clientWidth,
				};

				var imgOffset={
					top:parseFloat(img.style.top),
					left:parseFloat(img.style.left),
				};

				var self=this;
				var PI=Math.PI;

				var rotate=function (radians){
					if(self.rotatedRadians==radians)return;
					img.style[support.cssTransform] = ' rotate('+ radians +'rad) ' + iTransform;//旋转图片
					self.rotateIPointer.style[support.cssTransform]='rotate('+ radians +'rad)';//旋转指示器

					self.rotatedRadians=radians;
					self.setToolBadge('rotate',radians/(PI/180));

					var afterimgRectSize=self.getRotatedImgRectSize( radians, imgSize );
					imgWindow.style.width=afterimgRectSize.w +'px';
					imgWindow.style.height=afterimgRectSize.h + 'px';

					if(!topLeft){
						self.setImgWindowOffset(rectOffset,imgRectSize,afterimgRectSize);
					};

					self.setImgOffset(imgOffset,imgRectSize,afterimgRectSize);
					self.keepScreenInside();
				};


				if(typeof origin=='number'){
					rotate(origin);
					return;
				};


				this.working=true;

				var lastRotatedRadians=this.rotatedRadians;
				this.shiftKeyUp=true;
				var shiftRotateStep=prefs.imgWindow.shiftRotateStep / (180/Math.PI);//转成弧度

				var moveHandler=function(e){
					var radians=lastRotatedRadians + Math.atan2( e.clientY - origin.y, e.clientX - origin.x );
					if(radians>=2*PI){
						radians-=2*PI;
					}else if(radians<0){
						radians+=2*PI;
					};

					if(!self.shiftKeyUp){//如果按下了shift键,那么步进缩放
						radians -= radians % shiftRotateStep;
						radians += shiftRotateStep;
					};
					rotate(radians);
				};

				var mouseupHandler=function(){
					self.working=false;
					self.rotateIndicator.style.display='none';
					document.removeEventListener('mousemove',moveHandler,true);
					document.removeEventListener('mouseup',mouseupHandler,true);
				};

				document.addEventListener('mousemove',moveHandler,true);
				document.addEventListener('mouseup',mouseupHandler,true);
			},
			convertToValidRadians:function(radians){
				//转成0-90的等价角度。
				var PI=Math.PI;
				if(radians > PI){
					radians = 2*PI - radians;
				};
				if(radians > 1/2*PI){
					radians = PI - radians;
				};
				return radians;
			},
			getRotatedImgRectSize:function( radians, imgSize ){//通过旋转后的角度和图片的大小,求虚拟矩形的大小
				imgSize= imgSize ? imgSize :{
					h:this.img.clientHeight,
					w:this.img.clentWidth,
				};

				if(typeof radians==='undefined'){
					radians = this.rotatedRadians;
				};

				radians=this.convertToValidRadians(radians);

				return {
					h:this.notExponential(imgSize.h* Math.cos(radians) + imgSize.w * Math.sin(radians)),
					w:this.notExponential(imgSize.h* Math.sin(radians) + imgSize.w * Math.cos(radians)),
				};
			},
			getRotatedImgCliSize:function(rectSize,radians){//通过虚拟矩形的大小和图片的旋转角度,求图片的大小

				if(typeof radians==='undefined'){
					radians = this.rotatedRadians;
				};

				radians=this.convertToValidRadians(radians);

				if(radians==0){
					//radians=Math.PI/180 * 1/100;
					return rectSize;
				};

				var h=(rectSize.h-rectSize.w * Math.tan(radians))/(Math.cos(radians)-Math.sin(radians)*Math.tan(radians));
				var w=(rectSize.h - h*Math.cos(radians))/Math.sin(radians);
				return {
					h:h,
					w:w,
				};

			},
			setImgOffset:function(oriOffset,bImgSize,aImgSize){
				var imgStyle=this.img.style;

				//避免出现指数形式的数字和单位相加,导致变成无效值
				var top=this.notExponential(oriOffset.top + (aImgSize.h-bImgSize.h)*1/2) + 'px';
				var left=this.notExponential(oriOffset.left + (aImgSize.w-bImgSize.w)*1/2)  + 'px';
				imgStyle.top= top;
				imgStyle.left= left;
			},
			setImgWindowOffset:function(oriOffset,bImgWindowSize,aImgWidnowSize,ratio){
				ratio= ratio? ratio : {x:1/2,y:1/2};
				var imgWindowStyle=this.imgWindow.style;
				var top=oriOffset.top - (aImgWidnowSize.h-bImgWindowSize.h)*ratio.y + 'px';
				var left=oriOffset.left - (aImgWidnowSize.w-bImgWindowSize.w)*ratio.x + 'px';
				imgWindowStyle.top= top;
				imgWindowStyle.left= left;
			},
			zoom:function(e,ratio){//e可能是undefined,可能是事件对象,可能是直接的缩放级别数字
				var imgWindow=this.imgWindow;
				var imgWindowCS=getComputedStyle(imgWindow);
				var imgRectSize={
					h:parseFloat(imgWindowCS.height),
					w:parseFloat(imgWindowCS.width),
				};

				var rectOffset={
					top:parseFloat(imgWindow.style.top),
					left:parseFloat(imgWindow.style.left),
				};

				var img=this.img;
				var self=this;

				var zoom=function(level){//缩放到指定级别
					if(typeof level=='undefined' || level<0 || level==self.zoomLevel)return;

					var afterImgSize={
						h:self.imgNaturalSize.h * level,
						w:self.imgNaturalSize.w * level,
					};
					img.width=afterImgSize.w;
					img.height=afterImgSize.h;

					var afterimgRectSize=self.getRotatedImgRectSize( self.rotatedRadians, afterImgSize );
					//console.log(afterimgRectSize);
					imgWindow.style.width=afterimgRectSize.w +'px';
					imgWindow.style.height=afterimgRectSize.h + 'px';
					self.setImgWindowOffset(rectOffset,imgRectSize,afterimgRectSize,ratio);
					self.setImgOffset({top:0,left:0},afterImgSize,afterimgRectSize);//如果旋转了,调整偏移
					self.zoomLevel=level;
					self.setToolBadge('zoom',level);
					self.keepScreenInside();
				};

				if(typeof e!='object'){
					ratio=ratio? ratio : {
						x:1/2,
						y:1/2,
					};
					zoom(e);
					return;
				};

				this.working=true;

				ratio=this.getZoomRatio({
					x:e.clientX,
					y:e.clientY,
				});


				var moved;
				var lastPageX=e.pageX;
				var currentLevel=this.zoomLevel;
				var moveFired=0;
				var moveHandler=function(e){
					moveFired++
					if(moveFired < 2){//有时候点击的时候不小心会触发一发move
						return;
					};
					moved=true;
					var pageX=e.pageX;
					var level;
					if(pageX > lastPageX){//向右移,zoomin扩大
						self.changeCursor('zoom',false);
						level=0.05;
					}else{//向左移,zoomout缩小
						self.changeCursor('zoom',true);
						level=-0.05;
					};
					lastPageX=pageX;
					currentLevel += level;
					zoom(currentLevel);
				};

				var mouseupHandler=function(e){
					self.working=false;
					document.removeEventListener('mousemove',moveHandler,true);
					document.removeEventListener('mouseup',mouseupHandler,true);

					var level=self.getNextZoomLevel();

					if(self.zoomOut && self.altKeyUp){
						self.zoomOut=false;
					};

					if(!moved){//如果没有平移缩放。
						zoom(level);
					};

					self.changeCursor('zoom',self.zoomOut);

					if(self.tempZoom && self.ctrlKeyUp && self.altKeyUp){
						self.tempZoom=false;
						self.changeCursor(self.selectedTool);
					};

				};

				document.addEventListener('mousemove',moveHandler,true);
				document.addEventListener('mouseup',mouseupHandler,true);
			},
			getNextZoomLevel:function(){
				var level;
				var self=this;
				if(this.zoomOut){//缩小
					ImgWindowC.zoomRangeR._find(function(value){
						if(value < self.zoomLevel){
							level=value;
							return true;
						}
					})
				}else{
					ImgWindowC.zoomRange._find(function(value){
						if(value > self.zoomLevel){
							level=value;
							return true;
						};
					});
				}
				return level;
			},
			getZoomRatio:function(mouseCoor){
				var ibcRect=this.img.getBoundingClientRect();
				var ratio={
					x:(mouseCoor.x-ibcRect.left)/ibcRect.width,
					y:(mouseCoor.y-ibcRect.top)/ibcRect.height,
				};
				if(ratio.x<0){
					ratio.x=0
				}else if(ratio.x>1){
					ratio.x=1
				};
				if(ratio.y<0){
					ratio.y=0
				}else if(ratio.y>1){
					ratio.y=1
				};
				return ratio;
			},
			aerialView:function(e){
				this.working=true;
				//记住现在的缩放比例
				var cLevel=this.zoomLevel;

				var wSize=getWindowSize();
				wSize.h -= 16;
				wSize.w -= 16;

				var imgWindow=this.imgWindow;
				var imgWindowCS=getComputedStyle(imgWindow);
				var rectSize={
					h:parseFloat(imgWindowCS.height),
					w:parseFloat(imgWindowCS.width),
				};
				var rectRatio=rectSize.h/rectSize.w;
				var windowRatio=wSize.h/wSize.w;

				var size;
				var rangeSize={};
				if(rectRatio > windowRatio){
					size={
						h:wSize.h,
						w:wSize.h / rectRatio,
					};
					rangeSize.h=Math.min(wSize.h *  (size.h / rectSize.h), size.h);
					rangeSize.w=Math.min(rangeSize.h / windowRatio , size.w);
				}else{
					size={
						w:wSize.w,
						h:wSize.w * rectRatio,
					};
					rangeSize.w=Math.min(wSize.w *  (size.w / rectSize.w), size.w);
					rangeSize.h=Math.min(rangeSize.w * windowRatio , size.h);
				};


				this.zoom(this.getRotatedImgCliSize(size).w/this.imgNaturalSize.w);

				this.center(true,true);

				this.keepScreenInside();

				var viewRange=this.viewRange;
				var vRS=viewRange.style;
				vRS.display='block';
				vRS.height=rangeSize.h + 'px';
				vRS.width=rangeSize.w + 'px';
				vRS.top=0 + 'px';
				vRS.left=0 + 'px';



				var viewRangeRect=viewRange.getBoundingClientRect();
				var scrolled=getScrolled();
				var viewRangeCenterCoor={
					x:viewRangeRect.left + scrolled.x + 1/2 * rangeSize.w,
					y:viewRangeRect.top + scrolled.y + 1/2 * rangeSize.h,
				};

				var self=this;

				var moveRange={
					x:[8,8+size.w-rangeSize.w],
					y:[8,8+size.h-rangeSize.h]
				};


				function setViewRangePosition(pageXY){
					var top=pageXY.y - viewRangeCenterCoor.y;
					var left=pageXY.x - viewRangeCenterCoor.x;
					if(top<=moveRange.y[0]){
						top=moveRange.y[0];
					}else if(top>=moveRange.y[1]){
						top=moveRange.y[1];
					};
					vRS.top= top + 'px';
					if(left<=moveRange.x[0]){
						left=moveRange.x[0];
					}else if(left>=moveRange.x[1]){
						left=moveRange.x[1];
					};
					vRS.left= left + 'px';
				};

				setViewRangePosition({
					x:e.pageX,
					y:e.pageY,
				});

				var moveHandler=function(e){
					setViewRangePosition({
						x:e.pageX,
						y:e.pageY,
					});
				};

				var mouseupHandler=function(){
					self.working=false;
					viewRange.style.display='none';
					self.zoom(cLevel);
					var scrolled=getScrolled();
					imgWindow.style.top= -13 -  rectSize.h * ((parseFloat(vRS.top) - moveRange.y[0])/size.h) + scrolled.y +'px';
					imgWindow.style.left= -13 - rectSize.w * ((parseFloat(vRS.left) - moveRange.x[0])/size.w) + scrolled.x +'px';

					//说明图片的高度没有屏幕高,居中
					//说明图片的宽度没有屏幕宽,居中
					self.center(rangeSize.w == size.w , rangeSize.h == size.h);

					self.keepScreenInside();

					document.removeEventListener('mousemove',moveHandler,true);
					document.removeEventListener('mouseup',mouseupHandler,true);
				};
				document.addEventListener('mousemove',moveHandler,true);
				document.addEventListener('mouseup',mouseupHandler,true);
			},
			setToolBadge:function(tool,content){
				var scale=0;
				switch(tool){
					case 'zoom':{
						scale=2;
					}break;
					case 'rotate':{
						scale=1;
					}break;
					default:break;
				}
				content=typeof content=='string'? content : content.toFixed(scale);
				this.toolMap[tool].nextElementSibling.textContent=content;
			},
			notExponential:function(num){//不要转为指数形势
				if(num>0){
					if(num >= 999999999999999934463){
						return  999999999999999934463;
					}else if(num <= 0.000001){
						return 0.000001;
					};
				}else if(num < 0){
					if(num >= -0.000001){
						return -0.000001;
					}else if(num <= -999999999999999934463){
						return -999999999999999934463
					};
				};

				return num;
			},

			blur:function(e){
				if(!this.focused)return;
				var imgWindow =this.imgWindow;
				//点击imgWinodw的外部的时候失去焦点
				if(e!==true && imgWindow.contains(e.target))return;
				imgWindow.classList.remove('pv-pic-window-container_focus');
				this.toolbar.classList.remove('pv-pic-window-toolbar_focus');
				this.closeButton.classList.remove('pv-pic-window-close_focus');
				this.img.classList.remove('pv-pic-window-pic_focus');
				document.removeEventListener('mousedown',this._blur,true);
				document.removeEventListener('keydown',this._focusedKeydown,true);
				document.removeEventListener('keyup',this._focusedKeyup,true);
				this.changeCursor('default');
				ImgWindowC.selectedTool=this.selectedTool;
				this.focused=false;
			},
			focus:function(){
				if(this.focused)return;
				this.imgWindow.classList.add('pv-pic-window-container_focus');
				this.toolbar.classList.add('pv-pic-window-toolbar_focus');
				this.closeButton.classList.add('pv-pic-window-close_focus');
				this.img.classList.add('pv-pic-window-pic_focus');
				this.imgWindow.style.zIndex= ImgWindowC.styleZIndex;
				this.zIndex=ImgWindowC.styleZIndex;
				ImgWindowC.styleZIndex ++;
				document.addEventListener('keydown',this._focusedKeydown,true);
				document.addEventListener('keyup',this._focusedKeyup,true);
				document.addEventListener('mousedown',this._blur,true);

				//还原鼠标样式。
				this.changeCursor(this.selectedTool);

				if(prefs.imgWindow.syncSelectedTool && ImgWindowC.selectedTool){
					this.selectTool(ImgWindowC.selectedTool);
				};

				this.focused=true;
			},
			focusedKeyup:function(e){
				var keyCode=e.keyCode;
				var valid=[32,18,16,72,17,72,82,90,67];
				if(valid.indexOf(keyCode)==-1)return;

				e.preventDefault();

				switch(keyCode){
					case 32:{//空格键,临时切换到移动
						this.spaceKeyUp=true;
						if(!this.tempHand)return;//如果之前没有临时切换到抓手工具(当已经在工作的时候,按下空格不会临时切换到抓手工具)
						if(!this.working){//松开按键的时候,没有在继续平移了。
							this.tempHand=false;
							this.changeCursor(this.selectedTool);
						};
					}break;
					case 18:{//alt键盘切换缩小放大。
						this.altKeyUp=true;
						if(!this.zoomOut)return;
						if(!this.working){
							this.zoomOut=false;
							this.changeCursor('zoom');
							if(this.tempZoom && this.ctrlKeyUp){
								this.tempZoom=false;
								this.changeCursor(this.selectedTool);
							};
						};
					}break;
					case 16:{//shift键,旋转的时候按住shift键,步进缩放。
						this.shiftKeyUp=true;
					}break;
					case 17:{//ctrl键
						clearTimeout(this.ctrlkeyDownTimer);
						if(!this.justCKeyUp){//如果刚才没有松开c,规避划词软件的ctrl+c松开
							this.ctrlKeyUp=true;
							if(!this.tempZoom)return;//如果没有切换到了缩放
							if(!this.working && this.altKeyUp){
								this.tempZoom=false;
								this.changeCursor(this.selectedTool);
							};
						};
					}break;
					case 67:{//c键
						this.justCKeyUp=true;
						var self=this;
						clearTimeout(this.justCKeyUpTimer);
						this.justCKeyUpTimer=setTimeout(function(){
							self.justCKeyUp=false;
						},100)
					}break;
					case 72:{//h键
						this.hKeyUp=true;
					}break;
					case 82:{//r键
						this.rKeyUp=true;
					}break;
					case 90:{//z键
						this.zKeyUp=true;
					}break;
					default:break;
				};

				if([72,82,90].indexOf(keyCode)!=-1){
					if(!this.working && this.restoreBeforeTool){
						this.restoreBeforeTool=false;
						this.selectTool(this.beforeTool);
					};
				};
			},
			focusedKeydown:function(e){
				var keyCode=e.keyCode;
				var valid=[32,82,72,90,18,16,17,27,67];//有效的按键
				if(valid.indexOf(keyCode)==-1) return;

				e.preventDefault();

				if(this.working){//working的时候也可以接受按下shift键,以便旋转的时候可以任何时候按下
					if(keyCode==16){//shift键
						this.shiftKeyUp=false;
					};
					return;
				};

				switch(keyCode){
					case 82:{//r键,切换到旋转工具
						if(this.rKeyUp){
							this.rKeyUp=false;
							this.beforeTool=this.selectedTool;
							this.selectTool('rotate');
						};
					}break;
					case 72:{//h键,切换到抓手工具
						if(this.hKeyUp){
							this.hKeyUp=false;
							this.beforeTool=this.selectedTool;
							this.selectTool('hand');
						};
					}break;
					case 90:{//z键,切换到缩放工具
						if(this.zKeyUp){
							this.zKeyUp=false;
							this.beforeTool=this.selectedTool;
							this.selectTool('zoom');
						};
					}break;
					case 32:{//空格键阻止,临时切换到抓手功能
						if(this.spaceKeyUp){
							this.spaceKeyUp=false;
							if(this.selectedTool!='hand'){
								this.tempHand=true;
								this.changeCursor('hand');
							};
						};
					}break;
					case 18:{//alt键,在当前选择是缩放工具的时候,按下的时候切换到缩小功能
						if(this.altKeyUp){
							if((this.selectedTool!='zoom' && !this.tempZoom) || this.zoomOut)return;
							this.zoomOut=true;
							this.altKeyUp=false;
							this.changeCursor('zoom',true);
						};
					}break;
					case 17:{//ctrl键临时切换到缩放工具
						if(this.ctrlKeyUp){
							var self=this;
							this.ctrlkeyDownTimer=setTimeout(function(){//规避词典软件的ctrl+c,一瞬间切换到缩放的问题
								self.ctrlKeyUp=false;
								if(self.selectedTool!='zoom'){
									self.tempZoom=true;
									self.changeCursor('zoom');
								};
							},100);
						};
					}break;
					case 67:{//c键
						clearTimeout(this.ctrlkeyDownTimer);
					}break;
					case 27:{//ese关闭窗口
						if(prefs.imgWindow.close.escKey){
							this.remove();
						};
					}break;
					default:break;
				};
			},

			toolbarEventHandler:function(e){
				e.stopPropagation();
				var target=e.target;
				var toolMap=this.toolMap;
				for(var i in toolMap){
					if(toolMap.hasOwnProperty(i) && toolMap[i]==target){
						switch(e.type){
							case 'mousedown':{
								this.selectTool(i);
							}break;
							case 'dblclick':{
								this.dblclickCommand(i);
							}break;
							default:break;
						};
						break;
					};
				};
			},
			imgWindowEventHandler:function(e){
				e.stopPropagation();
				switch(e.type){
					case 'click':{//阻止opera的图片保存
						if(e.ctrlKey && e.target.nodeName=='IMG'){
							e.preventDefault();
						};
					}break;
					case 'mousedown':{
						if(!this.focused){//如果没有focus,先focus
							this.focus();
							this.keepScreenInside();
						};

						var target=e.target;
						if(e.button==2){//由于rotate时候的覆盖层问题,修复右键的图片菜单弹出
							if(target!=this.rotateOverlayer)return;
							var self=this;
							this.rotateOverlayer.style.display='none';
							var upHandler=function(){
								document.removeEventListener('mouseup',upHandler,true);
								setTimeout(function(){
									self.rotateOverlayer.style.display='block';
								},10);
							};
							document.addEventListener('mouseup',upHandler,true);
							return;
						};

						if(e.button!=0 || (target!=this.imgWindow && target!=this.img && target!=this.rotateOverlayer))return;
						e.preventDefault();
						var selectedTool=this.selectedTool;
						if(this.tempHand){
							this.move(e);
						}else if(this.tempZoom){
							this.zoom(e);
						}else if(selectedTool=='hand'){
							this.restoreBeforeTool=!this.hKeyUp;
							if(this.hKeyUp){
								this.move(e);
							}else{//鸟瞰视图
								this.aerialView(e);
							};
						}else if(selectedTool=='rotate'){
							var origin={//旋转原点
								x:e.clientX - 30,//稍微偏左一点。
								y:e.clientY ,
							};

							var rIS=this.rotateIndicator.style;
							rIS.display='block';
							rIS.top=origin.y + 'px';
							rIS.left=origin.x + 'px';

							this.restoreBeforeTool=!this.rKeyUp;
							this.rotate(origin);
						}else if(selectedTool=='zoom'){
							this.restoreBeforeTool=!this.zKeyUp;
							this.zoom(e);
						};
					}break;
					case 'wheel':{
						if(!this.focused)return;//如果没有focus
						if(e.deltaY===0)return;//非Y轴的滚动
						e.preventDefault();
						if(this.working)return;
						var oriZoomOut=this.zoomOut;
						this.zoomOut = !!(e.deltaY > 0);

						var ratio=this.getZoomRatio({
							x:e.clientX,
							y:e.clientY,
						});

						var level=this.getNextZoomLevel();

						this.zoom(level,ratio);
						this.zoomOut=oriZoomOut;
					}break;
					default:break;
				};
			},

			dblclickCommand:function(tool){
				var done;
				switch(tool){
					case 'hand':{//双击居中,并且适应屏幕
						this.zoom(1);
						this.fitToScreen();
						this.center(true,true);
						this.keepScreenInside();
					}break;
					case 'rotate':{//双击还原旋转
						if(this.rotatedRadians==0)return;
						done=true;
						this.rotate(0,true);
					}break;
					case 'zoom':{//双击还原缩放
						if(this.zoomLevel==1)return;
						done=true;
						this.zoom(1,{x:0,y:0});
					}break;
					default:break;
				};

				if((tool=='rotate' || tool=='zoom') && done){
					var scrolled=getScrolled();
					var imgWindow=this.imgWindow;
					var imgWinodowRect=imgWindow.getBoundingClientRect();
					var imgWindowStyle=imgWindow.style;
					if(imgWinodowRect.left<40){
						imgWindowStyle.left=40 + scrolled.x + 'px';
					};
					if(imgWinodowRect.top<-5){
						imgWindowStyle.top=-5 + scrolled.y +'px';
					};
					this.keepScreenInside();
				};

				},
			doFlipCommand:function(command){
				var map={
					fv:[/scaleY\([^)]*\)/i,' scaleY(-1) '],
					fh:[/scaleX\([^)]*\)/i,' scaleX(-1) '],
				};

				var iTransform=this.img.style[support.cssTransform];

				var toolClassList=this.toolMap[command].classList;

				if(map[command][0].test(iTransform)){
					iTransform=iTransform.replace(map[command][0],'');
					toolClassList.remove(this.selectedToolClass);
				}else{
					iTransform += map[command][1];
					toolClassList.add(this.selectedToolClass);
				};
				this.img.style[support.cssTransform]=iTransform;

			},
			selectTool:function(tool){
				var command=['fv','fh'];
				if(command.indexOf(tool)==-1){//工具选择
					if(this.selectedTool==tool)return;
					var selectedTool=this.selectedTool;
					this.selectedTool=tool;
					if(this.tempHand || this.tempZoom){//临时工具中。不变鼠标
						return;
					};

					this.rotateOverlayer.style.display=(tool=='rotate'? 'block' : 'none');//这个覆盖层是为了捕捉双击或者单击事件。

					if(selectedTool){
						this.toolMap[selectedTool].classList.remove(this.selectedToolClass);
					};
					this.toolMap[tool].classList.add(this.selectedToolClass);
					this.changeCursor(tool);
				}else{//命令
					this.doFlipCommand(tool);
				};
			},
			changeCursor:function(tool,zoomOut){
				if(tool=='zoom'){
					tool+=zoomOut? '-out' : '-in';
				};
				if(this.cursor==tool)return;
				this.cursor=tool;

				var cursor;

				switch(tool){
					case 'hand':{
						cursor=support.cssCursorValue.grab || 'pointer';
					}break;
					case 'handing':{
						cursor=support.cssCursorValue.grabbing || 'pointer';
					}break;
					case 'zoom-in':{
						cursor=support.cssCursorValue.zoomIn;
					}break;
					case 'zoom-out':{
						cursor=support.cssCursorValue.zoomOut;
					}break;
					case 'rotate':{
						cursor='progress';
					}break;
					case 'default':{
						cursor='';
					}break;
				};

				if(typeof cursor!='undefined'){
					this.imgWindow.style.cursor=cursor;
				};

			},

			remove:function(){
				if(this.removed)return;
				this.removed=true;
				this.blur(true);
				this.img.src= prefs.icons.brokenImg_small;//如果在加载中取消,图片也取消读取。

				this.imgWindow.parentNode.removeChild(this.imgWindow);

				//点击点击外部关闭的监听
				if(prefs.imgWindow.close.clickOutside.enabled){
					document.removeEventListener(prefs.imgWindow.close.clickOutside.trigger,this.clickOutside,true);
				};

				var index=ImgWindowC.all.indexOf(this);
				ImgWindowC.all.splice(index,1);

				//focus next
				if(ImgWindowC.all.length==0){
					if(ImgWindowC.overlayer){
						ImgWindowC.overlayer.style.display='none';
					};
				}else{
					var topmost=0;
					ImgWindowC.all.forEach(function(iwin){
						if(iwin.zIndex > topmost){
							topmost=iwin;
						};
					});
					if(topmost){
						topmost.focus();
					};
				};

			},

		};

		// 载入动画
		function LoadingAnimC(data,buttonType,waitImgLoad,openInTopWindow){
			this.args=arrayFn.slice.call(arguments,0);
			this.data=data;//data
			this.buttonType=buttonType;//点击的按钮类型
			this.openInTopWindow=openInTopWindow;//是否在顶层窗口打开,如果在frame里面的话
			this.waitImgLoad=waitImgLoad;//是否等待完全读取后打开
			this.init();
		};

		LoadingAnimC.all=[];

		LoadingAnimC.prototype={
			init:function(){
				LoadingAnimC.all.push(this);
				this.addStyle();
				var container=document.createElement('span');

				container.className='pv-loading-container';
				this.loadingAnim=container;

				container.title='正在加载:' + this.data.src;
				container.innerHTML=
									'<span class="pv-loading-button pv-loading-retry" title="重试"></span>'+
									'<span class="pv-loading-button pv-loading-cancle" title="取消"></span>';

				document.body.appendChild(container);

				var self = this;
				container.addEventListener('click',function(e){
					var tcl=e.target.classList;
					if(tcl.contains('pv-loading-cancle')){
						self.imgReady.abort();
						self.remove();
					}else if(tcl.contains('pv-loading-retry')){
						self.remove();
						new LoadingAnimC(self.args[0],self.args[1],self.args[2],self.args[3]);
					};
				},true);

				this.setPosition();

				if (this.buttonType == 'current') {
					this.loadImg(this.data.imgSrc);
				} else {
					if (!this.data.xhr) {
						this.loadImg(this.data.src, this.data.srcs);
					} else {
						xhrLoad.load({
							url: this.data.src,
							xhr: this.data.xhr,
							cb: function(imgSrc, caption) {
								if (imgSrc) {
									self.loadImg(imgSrc);
								} else {
									self.error();
								}
							},
							onerror: function() {
								self.error();
							}
						});
					}
				}
			},
			addStyle:function(){
				if(LoadingAnimC.styleAdded)return;
				LoadingAnimC.styleAdded=true;
				var style=document.createElement('style');
				style.type='text/css';
				style.textContent='\
					.pv-loading-container {\
						position: absolute;\
						z-index:999999997;\
						background: black url("'+prefs.icons.loading+'") center no-repeat;\
						background-origin: content-box;\
						border: none;\
						padding: 1px 30px 1px 2px;\
						margin: 0;\
						opacity: 0.7;\
						height: 24px;\
						min-width: 24px;\
						box-shadow: 2px 2px 0px #666;\
						-webkit-transition: opacity 0.15s ease-in-out;\
						transition: opacity 0.15s ease-in-out;\
					}\
					.pv-loading-container:hover {\
						opacity: 0.9;\
					}\
					.pv-loading-button {\
						cursor: pointer;\
						height: 24px;\
						width: 24px;\
						position: absolute;\
						right: 0;\
						top: 0;\
						opacity: 0.4;\
						background:transparent center no-repeat;\
						-webkit-transition: opacity 0.15s ease-in-out;\
						transition: opacity 0.15s ease-in-out;\
					}\
					.pv-loading-button:hover {\
						opacity: 1;\
					}\
					.pv-loading-cancle{\
						background-image: url("'+prefs.icons.loadingCancle+'");\
					}\
					.pv-loading-retry{\
						display:none;\
						background-image: url("'+prefs.icons.retry+'");\
					}\
					.pv-loading-container_error{\
						background-image:none;\
					}\
					.pv-loading-container_error::after{\
						content:"加载失败";\
						line-height: 24px;\
						color: red;\
						font-size: 14px;\
						display:inline;\
					}\
					.pv-loading-container_error .pv-loading-cancle{\
						display:none;\
					}\
					.pv-loading-container_error .pv-loading-retry{\
						display:block;\
					}\
				';
				document.head.appendChild(style);
			},
			remove:function(){
				if(!this.removed){
					this.removed=true;
					this.loadingAnim.parentNode.removeChild(this.loadingAnim);
					LoadingAnimC.all.splice(LoadingAnimC.all.indexOf(this),1);
				};
			},
			error:function(img,e){
				this.loadingAnim.classList.add('pv-loading-container_error');
				console.debug('picviewer CE 载入大图错误:%o', this.data);
				console.debug('大图链接为 %s', img.src);

				var self=this;
				setTimeout(function(){
					self.remove();
				},3000);
			},
			setPosition:function(){
				var position=getContentClientRect(this.data.img);
				var cs=this.loadingAnim.style;
				var scrolled=getScrolled();
				cs.top=position.top + scrolled.y +1 + 'px';
				cs.left=position.left + scrolled.x +1 + 'px';
				cs.removeProperty('display');
			},

			// 根据 imgSrc 载入图片,imgSrcs 为备用图片地址,imgSrc 加载失败备用
			loadImg: function(imgSrc, imgSrcs) {
				var self = this;

				var img = document.createElement('img');
				img.src = imgSrc;

				var opts = {
					error: function(e) {
						if (Array.isArray(imgSrcs)) {
							var src = imgSrcs.shift();
							if (src) {
								self.loadImg(src, imgSrcs);
								return;
							}
						}

						self.error(this, e);
					},
				};

				opts[self.waitImgLoad ? 'load' : 'ready'] = function(e) {
					self.load(this, e);
				};

				self.imgReady = imgReady(img, opts);
			},

			load:function(img,e){
				this.remove();
				this.img=img;
				var buttonType=this.buttonType;

				if(buttonType=='gallery'){
					var allData=this.getAllValidImgs();
					allData.target=this.data;
					this.data=allData;
				};

				var self=this;
				function openInTop(){
					var data=self.data;

					//删除不能发送的项。
					var delCantClone=function(obj){
						delete obj.img;
						delete obj.imgPA;
					};

					if(Array.isArray(data)){
						frameSentSuccessData=frameSentData;
						frameSentData=cloneObject(data,true);//备份一次
						//console.log(frameSentData);

						delCantClone(data.target);
						data.forEach(function(obj){
							delCantClone(obj);
						});
					}else{
						delCantClone(data);
					};

					window.postMessage({
						messageID:messageID,
						src:img.src,
						data:data,
						command:'open',
						buttonType:buttonType,
						to:'top',
					},'*');
				};

				if(this.openInTopWindow && isFrame && topWindowValid!==false && buttonType!='magnifier'){
					if(topWindowValid){
						openInTop();
					}else{//先发消息问问顶层窗口是不是非frameset窗口
						window.postMessage({
							messageID:messageID,
							command:'topWindowValid',
							to:'top',
						},'*');

						document.addEventListener('pv-topWindowValid',function(e){
							topWindowValid=e.detail;
							if(topWindowValid){//如果顶层窗口有效
								openInTop()
							}else{
								self.open();
							};
						},true);
					};

				}else{
					this.open();
				};


			},
			getAllValidImgs:function(){
				var imgs=document.getElementsByTagName('img'), // html collection
					validImgs=[]
				;
				arrayFn.forEach.call(imgs,function(img,index,imgs){
					var result=findPic(img);
					if(result){
						validImgs.push(result);
					};
				});
				return validImgs;
			},
			open:function(){
				switch(this.buttonType){
					case 'gallery':{
						if(!gallery){
							gallery=new GalleryC();
						};
						gallery.load(this.data,this.from);
					}break;
					case 'magnifier':{
						new MagnifierC(this.img,this.data);
					}break;
					case 'actual':;
					case 'current':;
					case 'original':{//original 是为了兼容以前的规则
						new ImgWindowC(this.img, this.data);
					}break;
				};
			},
		};

		//工具栏
		function FloatBarC(){
			this.init();
		};

		FloatBarC.prototype={
			init:function(){
				this.addStyle();
				var container=document.createElement('span');
				container.id='pv-float-bar-container';
				container.innerHTML=
					'<span class="pv-float-bar-button"></span>'+
					'<span class="pv-float-bar-button"></span>'+
					'<span class="pv-float-bar-button"></span>'+
					'<span class="pv-float-bar-button"></span>';
				document.body.appendChild(container);

				var buttons={
				};
				this.buttons=buttons;
				this.children=container.children;

				arrayFn.forEach.call(this.children,function(child,index){
					var titleMap={
						actual:'查看原始(A)',
						gallery:'查看库(G)',
						current:'查看当前(C)',
						magnifier:'放大镜(M)',
					};
					var buttonName=prefs.floatBar.butonOrder[index];
					buttons[buttonName]=child;
					child.title=titleMap[buttonName];
					child.classList.add('pv-float-bar-button-' + buttonName);
				});


				this.floatBar=container;


				var self=this;
				container.addEventListener('click',function(e){
					var buttonType;
					var target=e.target;
					for(var type in buttons){
						if(!buttons.hasOwnProperty(type))return;
						if(target==buttons[type]){
							buttonType=type;
							break;
						};
					};
					if(!buttonType)return;

					self.hide();
					self.open(e,buttonType);

				},true);


				addCusMouseEvent('mouseleave',container,function(e){
					clearTimeout(self.hideTimer);
					self.hideTimer=setTimeout(function(){
						self.hide();
					},prefs.floatBar.hideDelay);
				});

				addCusMouseEvent('mouseenter',container,function(e){
					clearTimeout(self.hideTimer);
				});

				this._scrollHandler=this.scrollHandler.bind(this);
			},
			addStyle:function(){
				var style=document.createElement('style');
				style.type='text/css';
				style.textContent='\
					#pv-float-bar-container {\
						position: absolute;\
						z-index:999999998;\
						padding: 5px;\
						margin: 0;\
						border: none;\
						opacity: 0.6;\
						line-height: 0;\
						-webkit-transition: opacity 0.2s ease-in-out;\
						transition: opacity 0.2s ease-in-out;\
						display:none;\
					}\
					#pv-float-bar-container:hover {\
						opacity: 1;\
					}\
					.pv-float-bar-button {\
						vertical-align:middle;\
						cursor: pointer;\
						width: 18px;\
						height: 18px;\
						padding: 0;\
						margin:0;\
						border: none;\
						display: inline-block;\
						position: relative;\
						box-shadow: 1px 0 3px 0px rgba(0,0,0,0.9);\
						background: transparent center no-repeat;\
						background-size:100% 100%;\
						background-origin: content-box;\
						-webkit-transition: margin-right 0.15s ease-in-out ,  width 0.15s ease-in-out ,  height 0.15s ease-in-out ;\
						transition: margin-right 0.15s ease-in-out ,  width 0.15s ease-in-out ,  height 0.15s ease-in-out ;\
					}\
					.pv-float-bar-button:not(:last-child){\
						margin-right: -14px;\
					}\
					.pv-float-bar-button:first-child {\
						z-index: 4;\
					}\
					.pv-float-bar-button:nth-child(2) {\
						z-index: 3;\
					}\
					.pv-float-bar-button:nth-child(3) {\
						z-index: 2;\
					}\
					.pv-float-bar-button:last-child {\
						z-index: 1;\
					}\
					#pv-float-bar-container:hover > .pv-float-bar-button {\
						width: 24px;\
						height: 24px;\
					}\
					#pv-float-bar-container:hover > .pv-float-bar-button:not(:last-child) {\
						margin-right: 4px;\
					}\
					.pv-float-bar-button-actual {\
						background-image:url("'+ prefs.icons.actual +'");\
					}\
					.pv-float-bar-button-gallery {\
						background-image:url("'+ prefs.icons.gallery +'");\
					}\
					.pv-float-bar-button-current {\
						background-image:url("'+ prefs.icons.current +'");\
					}\
					.pv-float-bar-button-magnifier {\
						background-image:url("'+ prefs.icons.magnifier +'");\
					}\
				';
				document.head.appendChild(style);
			},
			start:function(data){

				//读取中的图片,不显示浮动栏,调整读取图标的位置.
				if(LoadingAnimC.all._find(function(item,index,array){
					if(data.img==item.data.img){
						return true;
					};
				}))return;


				//被放大镜盯上的图片,不要显示浮动栏.
				if(MagnifierC.all._find(function(item,index,array){
					if(data.img==item.data.img){
						return true;
					};
				}))return;

				this.data=data;
				var self=this;
				clearTimeout(this.hideTimer);

				var imgOutHandler=function(e){
					document.removeEventListener('mouseout',imgOutHandler,true);
					clearTimeout(self.showTimer);
					clearTimeout(self.hideTimer);
					self.hideTimer=setTimeout(function(){
						self.hide();
					},prefs.floatBar.hideDelay);
				};

				clearTimeout(this.globarOutTimer);
				this.globarOutTimer=setTimeout(function(){//稍微延时。错开由于css hover样式发生的out;
					document.addEventListener('mouseout',imgOutHandler,true);
				},150);

				clearTimeout(this.showTimer);
				this.showTimer=setTimeout(function(){
					self.show();
				},prefs.floatBar.showDelay);
			},
			setButton:function(){
				if(this.data.type=='force'){
					this.buttons['actual'].style.display='none';
					this.buttons['magnifier'].style.display='none';
				}else{
					this.buttons['actual'].style.removeProperty('display');
					this.buttons['magnifier'].style.removeProperty('display');
				};
			},
			setPosition:function(){
				//如果图片被删除了,或者隐藏了。
				if(this.data.img.offsetWidth==0){
					return true;
				};
				var targetPosi=getContentClientRect(this.data.img);
				var windowSize=getWindowSize();

				var floatBarPosi=prefs.floatBar.position.toLowerCase().split(/\s+/);

				var offsetX=prefs.floatBar.offset.x;
				var offsetY=prefs.floatBar.offset.y;


				var scrolled=getScrolled();

				var fbs=this.floatBar.style;
				var setPosition={
					top:function(){
						var top=targetPosi.top + scrolled.y;
						if(targetPosi.top + offsetY < 0){//满足图标被遮住的条件.
							top=scrolled.y;
							offsetY=0;
						};
						fbs.top=top + offsetY + 'px';
					},
					right:function(){
						var right=windowSize.w - targetPosi.right;
						if(right < offsetX){
							right= -scrolled.x;
							offsetX=0;
						}else{
							right -=scrolled.x;
						};
						fbs.right=right - offsetX + 'px';
					},
					bottom:function(){
						var bottom=windowSize.h - targetPosi.bottom;
						if(bottom <= offsetY){
							bottom=-scrolled.y;
							offsetY=0;
						}else{
							bottom -= scrolled.y;
						};
						fbs.bottom=bottom - offsetY + 'px';
					},
					left:function(){
						var left=targetPosi.left + scrolled.x;
						if(targetPosi.left + offsetX < 0){
							left=scrolled.x;
							offsetX=0;
						};
						fbs.left=left + offsetX + 'px';
					},
				};

				setPosition[floatBarPosi[0]]();
				setPosition[floatBarPosi[1]]();
			},
			show:function(){
				if(this.setPosition())return;
				this.shown=true;
				this.setButton();
				this.floatBar.style.display='block';
				clearTimeout(this.hideTimer);
				window.removeEventListener('scroll',this._scrollHandler,true);
				window.addEventListener('scroll',this._scrollHandler,true);
			},
			hide:function(){
				clearTimeout(this.showTimer);
				this.shown=false;
				this.floatBar.style.display='none';
				window.removeEventListener('scroll',this._scrollHandler,true);
			},
			scrollHandler:function(){//更新坐标
				clearTimeout(this.scrollUpdateTimer);
				var self=this;
				this.scrollUpdateTimer=setTimeout(function(){
					self.setPosition();
				},100);
			},
			open:function(e,buttonType){
				var waitImgLoad = e && e.ctrlKey ? !prefs.waitImgLoad : prefs.waitImgLoad; //按住ctrl取反向值
				var openInTopWindow = e && e.shiftKey ? !prefs.framesPicOpenInTopWindow : prefs.framesPicOpenInTopWindow; //按住shift取反向值

				if (!waitImgLoad && buttonType == 'magnifier' && !envir.chrome) { //非chrome的background-image需要全部载入后才能显示出来
					waitImgLoad = true;
				};
				new LoadingAnimC(this.data, buttonType, waitImgLoad, openInTopWindow);
			},
		};

/**
 * 提取自 Mouseover Popup Image Viewer 脚本,用于 xhr 方式的获取
 */
var xhrLoad = function() {
	var _ = {};

	var caches = {};
	var handleError;

	/**
	 * @param  q  图片的选择器或函数
	 * @param  c  图片说明的选择器或函数
	 */
	function parsePage(url, q, c, post, cb) {
		downloadPage(url, post, function(html) {
			var iurl, cap, doc = createDoc(html);
			if(typeof q == 'function') {
				iurl = q(html, doc);
			} else {
				var inode = findNode(q, doc);
				iurl = inode ? findFile(inode, url) : false;
			}
			if(typeof c == 'function') {
				cap = c(html, doc);
			} else {
				var cnode = findNode(c, doc);
				cap = cnode ? findCaption(cnode) : false;
			}

			// 缓存
			if (iurl) {
				caches[url] = {
					iurl: iurl,
					cap: cap
				};
			}

			cb(iurl, cap);
		});
	}

	function downloadPage(url, post, cb) {
		var opts = {
			method: 'GET',
			url: url,
			onload: function(req) {
				try {
					if(req.status > 399) throw 'Server error: ' + req.status;
					cb(req.responseText, req.finalUrl || url);
				} catch(ex) {
					handleError(ex);
				}
			},
			onerror: handleError
		};
		if(post) {
			opts.method = 'POST';
			opts.data = post;
			opts.headers = {'Content-Type':'application/x-www-form-urlencoded','Referer':url};
		}

		GM_xmlhttpRequest(opts);
	}

	function createDoc(text) {
		var doc = document.implementation.createHTMLDocument('picViewerCE');
		doc.documentElement.innerHTML = text;
		return doc;
	}

	function findNode(q, doc) {
		var node;
		if (!Array.isArray(q)) q = [q];
		for (var i = 0, len = q.length; i < len; i++) {
			node = qs(q[i], doc);
			if (node) break;
		}
		return node;
	}

	function findFile(n, url) {
		var path = n.src || n.href;
		return path ? path.trim() : false;
	}

	function findCaption(n) {
		return n.getAttribute('content') || n.getAttribute('title') || n.textContent;
	}

	function qs(s, n) {
		return n.querySelector(s);
	}

	_.load = function(opt) {
		var info = caches[opt.url];
		if (info) {
			opt.cb(info.iurl, info.cap);
			return;
		}

		handleError = opt.onerror || function() {};

		parsePage(opt.url, opt.xhr.q, opt.xhr.c, opt.post, opt.cb);
	};

	return _;
}();


/**
 * 兼容 Mousever Popup Image Viewer 脚本规则
 * @return {[type]} [description]
 */
var MPIV = (function() {
	// 规则说明地址:http://w9p.co/userscripts/mpiv/host_rules.html

	var hosts = Rule.MPIV;

	var d = document, wn = window;
	var cfg = {
		thumbsonly: true,
	};

	function hasBg(node) {
		return node ? wn.getComputedStyle(node).backgroundImage != 'none' && node.className.indexOf('YTLT-') < 0 : false;
	}

	function rel2abs(rel, abs) {
		if(rel.indexOf('//') === 0) rel = 'http:' + rel;
		var re = /^([a-z]+:)?\/\//;
		if(re.test(rel))  return rel;
		if(!re.exec(abs)) return;
		if(rel[0] == '/') return abs.substr(0, abs.indexOf('/', RegExp.lastMatch.length)) + rel;
		return abs.substr(0, abs.lastIndexOf('/')) + '/' + rel;
	}

	/**
	 *   {"r":"hotimg\\.com/image", "s":"/image/direct/"}
	 *   把 image 替换为 direct ,就是 .replace(/image/, "direct")
	 */
	function replace(s, m) {
		if(!m) return s;
		if(s.indexOf('/') === 0) {
			var mid = /[^\\]\//.exec(s).index+1;
			var end = s.lastIndexOf('/');
			var re = new RegExp(s.substring(1, mid), s.substr(end+1));
			return m.input.replace(re, s.substring(mid+1, end));
		}
		for(var i = m.length; i--;) {
			s = s.replace('$'+i, m[i]);
		}
		return s;
	}

	function rect(node, q) {
		if(q) {
			var n = node;
			while(tag(n = n.parentNode) != 'BODY') {
				if(matches(n, q)) return n.getBoundingClientRect();
			}
		}
		var nodes = node.querySelectorAll('*');
		for(var i = nodes.length; i-- && (n = nodes[i]);) {
			if(n.offsetHeight > node.offsetHeight) node = n;
		}
		return node.getBoundingClientRect();
	}

	function matches(n, q) {
		var p = Element.prototype, m = p.mozMatchesSelector || p.webkitMatchesSelector || p.oMatchesSelector || p.matchesSelector || p.matches;
		if(m) return m.call(n, q);
	}

	function tag(n) {
		return n.tagName.toUpperCase();
	}

	function qs(s, n) {
		return n.querySelector(s);
	}

	function parseNode(node) {
		var a, img, url, info;
		// if(!hosts) hosts = loadHosts();
		if(tag(node) == 'A') {
			a = node;
		} else {
			if(tag(node) == 'IMG') {
				img = node;
				if(img.src.substr(0, 5) != 'data:') url = rel2abs(img.src, location.href);
			}
			info = findInfo(url, node);
			if(info) return info;
			a = tag(node.parentNode) == 'A' ? node.parentNode : (tag(node.parentNode.parentNode) == 'A' ? node.parentNode.parentNode : false);
		}
		if(a) {
			if(cfg.thumbsonly && !(img || qs('i', a) || a.rel == 'theater') && !hasBg(a) && !hasBg(a.parentNode) && !hasBg(a.firstElementChild)) return;
			url = a.getAttribute('data-expanded-url') || a.getAttribute('data-full-url') || a.getAttribute('data-url') || a.href;
			if(url.substr(0, 5) == 'data:') url = false;
			else if(url.indexOf('//t.co/') > -1) url = 'http://' + a.textContent;
			info = findInfo(url, a);
			if(info) return info;
		}
		if(img) return {url:img.src, node:img, rect:rect(img), distinct:true};
	}

	function findInfo(url, node, noHtml, skipHost) {
		for(var i = 0, len = hosts.length, tn = tag(node), h, m, html, urls; i < len && (h = hosts[i]); i++) {
			if(h.e && !matches(node, h.e) || h == skipHost) continue;
			if(h.r) {
				if(h.html && !noHtml && (tn == 'A' || tn == 'IMG' || h.e)) {
					if(!html) html = node.outerHTML;
					m = h.r.exec(html)
				} else if(url) {
					m = h.r.exec(url);
				} else {
					m = null;
				}
			} else {
				m = url ? /.*/.exec(url) : [];
			}
			if(!m || tn == 'IMG' && !('s' in h)) continue;
			if('s' in h) {
				urls = (Array.isArray(h.s) ? h.s : [h.s]).map(function(s) { if(typeof s == 'string') return decodeURIComponent(replace(s, m)); if(typeof s == 'function') return s(m, node); return s; });
				if(Array.isArray(urls[0])) urls = urls[0];
				if(urls[0] === false) continue;
				urls = urls.map(function(u) { return u ? decodeURIComponent(u) : u; });
			} else {
				urls = [m.input];
			}
			if((h.follow === true || typeof h.follow == 'function' && h.follow(urls[0])) && !h.q) return findInfo(urls[0], node, false, h);
			return {
				node: node,
				url: urls.shift(),
				urls: urls,
				r: h.r,
				q: h.q,
				c: h.c,
				// g: h.g ? loadGalleryParser(h.g) : h.g,
				xhr: h.xhr,
				post: typeof h.post == 'function' ? h.post(m) : h.post,
				follow: h.follow,
				css: h.css,
				manual: h.manual,
				distinct: h.distinct,
				// rect: rect(node, h.rect)
			};
		};
	}

	return {
		findInfo: findInfo,
		parseNode: parseNode
	}

})();

/*
我修改过

Copyright 2009-2013, GM_config Contributors
All rights reserved.

GM_config Contributors:
    Mike Medley <medleymind@gmail.com>
    Joe Simmons
    Izzy Soft
    Marti Martz

GM_config is distributed under the terms of the GNU Lesser General Public License.

    GM_config is free software: you can redistribute it and/or modify
    it under the terms of the GNU Lesser General Public License as published by
    the Free Software Foundation, either version 3 of the License, or
    (at your option) any later version.

    This program is distributed in the hope that it will be useful,
    but WITHOUT ANY WARRANTY; without even the implied warranty of
    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
    GNU Lesser General Public License for more details.

    You should have received a copy of the GNU Lesser General Public License
    along with this program.  If not, see <http://www.gnu.org/licenses/>.
*/

// The GM_config constructor
function GM_configStruct() {
    // call init() if settings were passed to constructor
    if (arguments.length) {
        GM_configInit(this, arguments);
        this.onInit();
    }
}

function removeSectionDuplicates(fields) {
    var section,
        subsection,
        field;
    for (var i = 0; i < fields.length; i += 1) {
        field = fields[i];
        if (typeof field.section !== 'undefined') {
            if (field.section[0] === section) {
                if (field.section.length > 1) {
                    if (field.section[1] === subsection) {
                        field.section = undefined;
                    } else {
                        subsection = field.section[1];
                        field.section = [undefined, subsection];
                    }
                } else {
                    field.section = undefined;
                }
            } else {
                section = field.section[0];
                subsection = (field.section.length > 1) ? field.section[1] : undefined;
            }
        }
    }
    return fields;
}

function compareField(a, b) {
        var r = 0;
        if (typeof a.section === 'undefined' && typeof b.section === 'undefined') {
            r = a.label.localeCompare(b.label);
        } else if (a.section[0] === b.section[0]) {
            if (a.section.length !== b.section.length) {
                r = a.section.length - b.section.length;
            } else if (a.section.length === 1 && b.section.length === 1) {
                r = a.label.localeCompare(b.label);
            } else {
                if (a.section[1] === b.section[1]) {
                    r = a.label.localeCompare(b.label);
                } else {
                    r = a.section[1].localeCompare(b.section[1]);
                }
            }
        } else {
            r = a.section[0].localeCompare(b.section[0]);
        }
        return r;
    }
    // This is the initializer function
function GM_configInit(config, args) {
    // Initialize instance variables
    if (typeof config.fields == "undefined") {
        config.fields = {};
        config.onInit = config.onInit || function () {};
        config.onOpen = config.onOpen || function () {};
        config.onSave = config.onSave || function () {};
        config.onClose = config.onClose || function () {};
        config.onReset = config.onReset || function () {};
        config.onChange = config.onChange || function () {};
        config.isOpen = false;
        config.title = 'User Script Settings';
        config.css = {
            basic: [
                "#GM_config * { font-family: arial,tahoma,myriad pro,sans-serif; }",
                "#GM_config { background: #EEE; padding: 10px; }",
                "#GM_config input[type='radio'] { margin-right: 8px; }",
                "#GM_config .indent40 { margin-left: 40%; }",
                "#GM_config .field_label { font-size: 12px; font-weight: normal; padding-right: 20px;}",
                "#GM_config .radio_label { font-size: 12px; }",
                "#GM_config .block { display: block; }",
                "#GM_config .saveclose_buttons { margin: 16px 10px 10px; padding: 2px 12px; }",
                "#GM_config .reset, #GM_config .reset a," +
                " #GM_config_buttons_holder { color: #000; text-align: right; }",
                "#GM_config .config_header { font-size: 20pt; margin: 0; }",
                "#GM_config .config_desc, #GM_config .section_desc, #GM_config .reset { font-size: 9pt; }",
                "#GM_config .center { text-align: center; }",
                "#GM_config .section_header_holder { margin-top: 8px; }",
                "#GM_config .config_var { display: table-row; }",
                "#GM_config .section_header { background: #414141; border: 1px solid #000; border-radius: 3px; ",
                " color: #FFF; font-size: 13pt;margin: 12px 0; padding: 5px 15px; }",
                "#GM_config .section_desc { background: #EFEFEF; border: 1px solid #CCC; color: #575757;" +
                " font-size: 9pt; margin: 0 0 6px; }",
                "#pv-prefs .config_var > * { display: table-cell; }",
            ].join('\n') + '\n',
            basicPrefix: "GM_config",
            stylish: ""
        };
    }

    if (args.length == 1 &&
        typeof args[0].id == "string" &&
        typeof args[0].appendChild != "function") var settings = args[0];
    else {
        // Provide backwards-compatibility with argument style intialization
        var settings = {};

        // loop through GM_config.init() arguments
        for (var i = 0, l = args.length, arg; i < l; ++i) {
            arg = args[i];

            // An element to use as the config window
            if (typeof arg.appendChild == "function") {
                settings.frame = arg;
                continue;
            }

            switch (typeof arg) {
            case 'object':
                for (var j in arg) { // could be a callback functions or settings object
                    if (typeof arg[j] != "function") { // we are in the settings object
                        settings.fields = arg; // store settings object
                        break; // leave the loop
                    } // otherwise it must be a callback function
                    if (!settings.events) settings.events = {};
                    settings.events[j] = arg[j];
                }
                break;
            case 'function': // passing a bare function is set to open callback
                settings.events = {
                    onOpen: arg
                };
                break;
            case 'string': // could be custom CSS or the title string
                if (/\w+\s*\{\s*\w+\s*:\s*\w+[\s|\S]*\}/.test(arg))
                    settings.css = arg;
                else
                    settings.title = arg;
                break;
            }
        }
    }

    /* Initialize everything using the new settings object */
    // Set the id
    if (settings.id) config.id = settings.id;
    else if (typeof config.id == "undefined") config.id = 'GM_config';

    // Set the title
    if (settings.title) config.title = settings.title;

    // Set the custom css
    if (settings.css) config.css.stylish = settings.css;

    // Set the frame
    if (settings.frame) config.frame = settings.frame;

    // Set the event callbacks
    if (settings.events) {
        var events = settings.events;
        for (var e in events)
            config["on" + e.charAt(0).toUpperCase() + e.slice(1)] = events[e];
    }

    // Create the fields
    if (settings.fields) {
        var stored = config.read(), // read the stored settings
            fields = settings.fields,
            customTypes = settings.types || {},
            field;
        if (fields instanceof Array) {
            fields.sort(compareField);
            fields = removeSectionDuplicates(fields);

            for (var h = 0; h < fields.length; h += 1) {
                field = fields[h];
                // for each field definition create a field object
                if (field) {
                    config.fields[field.id] = new GM_configField(field, stored[field.id], field.id,
                        customTypes[field.type]);
                } else if (config.fields[field.id]) {
                    delete config.fields[field.id];
                }
            }
        } else {
            for (var id in fields) {
                field = fields[id];
                // for each field definition create a field object
                if (field) {
                    config.fields[id] = new GM_configField(field, stored[id], id,
                        customTypes[field.type]);
                } else if (config.fields[id]) {
                    delete config.fields[id];
                }
            }
        }
    }

    // If the id has changed we must modify the default style
    if (config.id != config.css.basicPrefix) {
        config.css.basic = config.css.basic.replace(
            new RegExp('#' + config.css.basicPrefix, 'gm'), '#' + config.id);
        config.css.basicPrefix = config.id;
    }
    config.backupValues = {};
    for (var f in config.fields) {
        if (config.fields.hasOwnProperty(f)) {
            config.backupValues[f] = config.fields[f].value;
        }
    }
}

GM_configStruct.prototype = {
    // Support old method of initalizing
    init: function () {
        GM_configInit(this, arguments);
        this.onInit();
    },

    // call GM_config.open() from your script to open the menu
    open: function () {
        // Die if the menu is already open on this page
        // You can have multiple instances but you can't open the same instance twice
        var match = document.getElementById(this.id);
        if (match && (match.tagName == "IFRAME" || match.childNodes.length > 0)) return;

        // Sometimes "this" gets overwritten so create an alias
        var config = this;

        // Function to build the mighty config window :)
        function buildConfigWin(body, head) {
            var create = config.create,
                fields = config.fields,
                configId = config.id,
                bodyWrapper = create('div', {
                    id: configId + '_wrapper'
                });

            // Append the style which is our default style plus the user style
            head.appendChild(
                create('style', {
                    type: 'text/css',
                    textContent: config.css.basic + config.css.stylish
                }));

            // Add header and title
            bodyWrapper.appendChild(create('div', {
                id: configId + '_header',
                className: 'config_header block center'
            }, config.title));

            // Append elements
            var section = bodyWrapper,
                secNum = 0; // Section count

            // loop through fields
            for (var id in fields) {
                var field = fields[id],
                    settings = field.settings;

                if (settings.section) { // the start of a new section
                    section = bodyWrapper.appendChild(create('div', {
                        className: 'section_header_holder',
                        id: configId + '_section_' + secNum
                    }));

                    if (Object.prototype.toString.call(settings.section) !== '[object Array]')
                        settings.section = [settings.section];

                    if (settings.section[0])
                        section.appendChild(create('div', {
                            className: 'section_header center',
                            id: configId + '_section_header_' + secNum
                        }, settings.section[0]));

                    if (settings.section[1])
                        section.appendChild(create('p', {
                            className: 'section_desc center',
                            id: configId + '_section_desc_' + secNum
                        }, settings.section[1]));
                    ++secNum;
                }

                // Create field elements and append to current section
                section.appendChild((field.wrapper = field.toNode(configId)));
            }

            // Add save and close buttons
            bodyWrapper.appendChild(create('div', {
                    id: configId + '_buttons_holder'
                },

                create('button', {
                    id: configId + '_saveBtn',
                    textContent: '确定',
                    title: '部分选项需要刷新页面才能生效',
                    className: 'saveclose_buttons',
                    onclick: function () {
                        config.save();
                        config.close();
                    }
                }),

                create('button', {
                    id: configId + '_closeBtn',
                    textContent: '取消',
                    title: '取消本次设置,所有选项还原',
                    className: 'saveclose_buttons',
                    onclick: function () {
                        config.close()
                    }
                }),

                create('div', {
                        className: 'reset_holder block'
                    },

                    // Reset link
                    create('a', {
                        id: configId + '_resetLink',
                        textContent: '恢复默认设置',
                        href: '#',
                        title: '恢复所有设置的内容为默认值',
                        className: 'reset',
                        onclick: function (e) {
                            e.preventDefault();
                            config.reset()
                        }
                    })
                )));

            body.appendChild(bodyWrapper); // Paint everything to window at once
            config.center(); // Show and center iframe
            window.addEventListener('resize', config.center, false); // Center frame on resize

            // Call the open() callback function
            config.onOpen(config.frame.contentDocument || config.frame.ownerDocument,
                config.frame.contentWindow || window,
                config.frame);

            // Close frame on window close
            window.addEventListener('beforeunload', function () {
                config.close();
            }, false);

            // Now that everything is loaded, make it visible
            config.frame.style.display = "block";
            config.isOpen = true;
        }

        // Change this in the onOpen callback using this.frame.setAttribute('style', '')
        var defaultStyle = 'bottom: auto; border: 1px solid #000; display: none; height: 75%;' + ' left: 0; margin: 0; max-height: 95%; max-width: 95%; opacity: 0;' + ' overflow: auto; padding: 0; position: fixed; right: auto; top: 0;' + ' width: 75%; z-index: 999999999;';

        // Either use the element passed to init() or create an iframe
        if (this.frame) {
            this.frame.id = this.id; // Allows for prefixing styles with the config id
            this.frame.setAttribute('style', defaultStyle);
            buildConfigWin(this.frame, this.frame.ownerDocument.getElementsByTagName('head')[0]);
        } else {
            // Create frame
            document.body.appendChild((this.frame = this.create('iframe', {
                id: this.id,
                style: defaultStyle
            })));

            // In WebKit src can't be set until it is added to the page
            this.frame.src = 'about:blank';
            // we wait for the iframe to load before we can modify it
            this.frame.addEventListener('load', function (e) {
                var frame = config.frame;
                var body = frame.contentDocument.getElementsByTagName('body')[0];
                body.id = config.id; // Allows for prefixing styles with the config id
                buildConfigWin(body, frame.contentDocument.getElementsByTagName('head')[0]);
            }, false);
        }
    },

    save: function () {
        var forgotten = this.write(),
            changes;
        this.onSave(forgotten); // Call the save() callback function

        //check for changed values since the last save
        for (var f in this.fields) {
            if (this.fields.hasOwnProperty(f)) {
                if (this.backupValues[f] !== this.fields[f].value) {
                    changes = changes || {};
                    changes[f] = {
                        'old': this.backupValues[f],
                        'new': this.fields[f].value
                    };
                }
            }
        }

        //fire onChange event and reset the backup
        if (changes) {
            this.onChange(changes);
            this.backupValues = {};
            for (var f in this.fields) {
                if (this.fields.hasOwnProperty(f)) {
                    this.backupValues[f] = this.fields[f].value;
                }
            }
        }
    },

    close: function () {
        if (!this.frame) return;

        // If frame is an iframe then remove it
        if (this.frame.contentDocument) {
            this.remove(this.frame);
            this.frame = null;
        } else { // else wipe its content
            this.frame.innerHTML = "";
            this.frame.style.display = "none";
        }

        // Null out all the fields so we don't leak memory
        var fields = this.fields;
        for (var id in fields) {
            var field = fields[id];
            field.wrapper = null;
            field.node = null;
        }

        this.onClose(); //  Call the close() callback function
        this.isOpen = false;
    },

    set: function (name, val) {
        this.fields[name].value = val;
    },

    get: function (name) {
        return this.fields[name].value;
    },

    write: function (store, obj) {
        if (!obj) {
            var values = {},
                forgotten = {},
                fields = this.fields;

            for (var id in fields) {
                var field = fields[id];
                var value = field.toValue();

                if (field.save) {
                    if (value != null) {
                        values[id] = value;
                        field.value = value;
                    } else
                        values[id] = field.value;
                } else
                    forgotten[id] = value;
            }
        }
        try {
            this.setValue(store || this.id, this.stringify(obj || values));
        } catch (e) {
            this.log("GM_config failed to save settings!");
        }

        return forgotten;
    },

    read: function (store) {
        try {
            var rval = this.parser(this.getValue(store || this.id, '{}'));
        } catch (e) {
            this.log("GM_config failed to read saved settings!");
            var rval = {};
        }
        return rval;
    },

    reset: function () {
        var fields = this.fields;

        // Reset all the fields
        for (var id in fields) fields[id].reset();

        this.onReset(); // Call the reset() callback function
    },

    create: function () {
        switch (arguments.length) {
        case 1:
            var A = document.createTextNode(arguments[0]);
            break;
        default:
            var A = document.createElement(arguments[0]),
                B = arguments[1];
            for (var b in B) {
                if (b.indexOf("on") == 0)
                    A.addEventListener(b.substring(2), B[b], false);
                else if (",style,accesskey,id,name,src,href,which,for".indexOf("," +
                        b.toLowerCase()) != -1)
                    A.setAttribute(b, B[b]);
                else
                    A[b] = B[b];
            }
            if (typeof arguments[2] == "string")
                A.innerHTML = arguments[2];
            else
                for (var i = 2, len = arguments.length; i < len; ++i)
                    A.appendChild(arguments[i]);
        }
        return A;
    },

    center: function () {
        var node = this.frame;
        if (!node) return;
        var style = node.style,
            beforeOpacity = style.opacity;
        if (style.display == 'none') style.opacity = '0';
        style.display = '';
        style.top = Math.floor((window.innerHeight / 2) - (node.offsetHeight / 2)) + 'px';
        style.left = Math.floor((window.innerWidth / 2) - (node.offsetWidth / 2)) + 'px';
        style.opacity = '1';
    },

    remove: function (el) {
        if (el && el.parentNode) el.parentNode.removeChild(el);
    }
};

// Define a bunch of API stuff
(function () {
    var isGM = typeof GM_getValue != 'undefined' &&
        typeof GM_getValue('a', 'b') != 'undefined',
        setValue, getValue, stringify, parser;

    // Define value storing and reading API
    if (!isGM) {
        setValue = function (name, value) {
            return localStorage.setItem(name, value);
        };
        getValue = function (name, def) {
            var s = localStorage.getItem(name);
            return s == null ? def : s
        };

        // We only support JSON parser outside GM
        stringify = JSON.stringify;
        parser = JSON.parse;
    } else {
        setValue = GM_setValue;
        getValue = GM_getValue;
        stringify = typeof JSON == "undefined" ?
            function (obj) {
                return obj.toSource();
            } : JSON.stringify;
        parser = typeof JSON == "undefined" ?
            function (jsonData) {
                return (new Function('return ' + jsonData + ';'))();
            } : JSON.parse;
    }

    GM_configStruct.prototype.isGM = isGM;
    GM_configStruct.prototype.setValue = setValue;
    GM_configStruct.prototype.getValue = getValue;
    GM_configStruct.prototype.stringify = stringify;
    GM_configStruct.prototype.parser = parser;
    GM_configStruct.prototype.log = window.console ?
        console.log : (isGM && typeof GM_log != 'undefined' ?
            GM_log : (window.opera ?
                opera.postError : function () { /* no logging */ }
            ));
})();

function GM_configDefaultValue(type, options) {
    var value;

    if (type.indexOf('unsigned ') == 0)
        type = type.substring(9);

    switch (type) {
    case 'radio':
    case 'select':
        value = options[0];
        break;
    case 'checkbox':
        value = false;
        break;
    case 'int':
    case 'integer':
    case 'float':
    case 'number':
        value = 0;
        break;
    default:
        value = '';
    }

    return value;
}

function GM_configField(settings, stored, id, customType) {
    // Store the field's settings
    this.settings = settings;
    this.id = id;
    this.node = null;
    this.wrapper = null;
    this.save = typeof settings.save == "undefined" ? true : settings.save;

    // Buttons are static and don't have a stored value
    if (settings.type == "button") this.save = false;

    // if a default value wasn't passed through init() then
    //   if the type is custom use its default value
    //   else use default value for type
    // else use the default value passed through init()
    this['default'] = typeof settings['default'] == "undefined" ?
        customType ?
        customType['default'] : GM_configDefaultValue(settings.type, settings.options) : settings['default'];

    // Store the field's value
    this.value = typeof stored == "undefined" ? this['default'] : stored;

    // Setup methods for a custom type
    if (customType) {
        this.toNode = customType.toNode;
        this.toValue = customType.toValue;
        this.reset = customType.reset;
    }
}

GM_configField.prototype = {
    create: GM_configStruct.prototype.create,

    toNode: function (configId) {
        var field = this.settings,
            value = this.value,
            options = field.options,
            type = field.type,
            id = this.id,
            labelPos = field.labelPos,
            create = this.create;

        function addLabel(pos, labelEl, parentNode, beforeEl) {
            if (!beforeEl) beforeEl = parentNode.firstChild;
            switch (pos) {
            case 'right':
            case 'below':
                if (pos == 'below')
                    parentNode.appendChild(create('br', {}));
                parentNode.appendChild(labelEl);
                break;
            default:
                if (pos == 'above')
                    parentNode.insertBefore(create('br', {}), beforeEl);
                parentNode.insertBefore(labelEl, beforeEl);
            }
        }

        var retNode = create('div', {
                className: 'config_var',
                id: configId + '_' + id + '_var',
                title: field.title || ''
            }),
            firstProp;

        // Retrieve the first prop
        for (var i in field) {
            firstProp = i;
            break;
        }

        var label = field.label && type != "button" ?
            create('label', {
                id: configId + '_' + id + '_field_label',
                for: configId + '_field_' + id,
                className: 'field_label'
            }, field.label) : null;

        switch (type) {
        case 'textarea':
            retNode.appendChild((this.node = create('textarea', {
                innerHTML: value,
                id: configId + '_field_' + id,
                className: 'block',
                cols: (field.cols ? field.cols : 20),
                rows: (field.rows ? field.rows : 2)
            })));
            break;
        case 'radio':
            var wrap = create('div', {
                id: configId + '_field_' + id
            });
            this.node = wrap;

            for (var i = 0, len = options.length; i < len; ++i) {
                var radLabel = create('label', {
                    className: 'radio_label'
                }, options[i]);

                var rad = wrap.appendChild(create('input', {
                    value: options[i],
                    type: 'radio',
                    name: id,
                    checked: options[i] == value
                }));

                var radLabelPos = labelPos &&
                    (labelPos == 'left' || labelPos == 'right') ?
                    labelPos : firstProp == 'options' ? 'left' : 'right';

                addLabel(radLabelPos, radLabel, wrap, rad);
            }

            retNode.appendChild(wrap);
            break;
        case 'select':
            var wrap = create('select', {
                id: configId + '_field_' + id
            });
            this.node = wrap;

            for (var i = 0, len = options.length; i < len; ++i) {
                var option = options[i];
                wrap.appendChild(create('option', {
                    value: option,
                    selected: option == value,
                }, field.textContents ? field.textContents[i] : option));
            }

            retNode.appendChild(wrap);
            break;
        default: // fields using input elements
            var props = {
                id: configId + '_field_' + id,
                type: type,
                value: type == 'button' ? field.label : value
            };

            switch (type) {
            case 'checkbox':
                props.checked = value;
                break;
            case 'button':
                props.size = field.size ? field.size : 25;
                if (field.script) field.click = field.script;
                if (field.click) props.onclick = field.click;
                break;
            case 'hidden':
                break;
            default:
                // type = text, int, or float
                props.type = 'text';
                props.size = field.size ? field.size : 25;
            }

            retNode.appendChild((this.node = create('input', props)));
        }

        if (label) {
            // If the label is passed first, insert it before the field
            // else insert it after
            if (!labelPos)
                labelPos = firstProp == "label" || type == "radio" ?
                "left" : "right";

            addLabel(labelPos, label, retNode);
        }

        return retNode;
    },

    toValue: function () {
        var node = this.node,
            field = this.settings,
            type = field.type,
            unsigned = false,
            rval = null;

        if (!node) return rval;

        if (type.indexOf('unsigned ') == 0) {
            type = type.substring(9);
            unsigned = true;
        }

        switch (type) {
        case 'checkbox':
            rval = node.checked;
            break;
        case 'select':
            rval = node[node.selectedIndex].value;
            break;
        case 'radio':
            var radios = node.getElementsByTagName('input');
            for (var i = 0, len = radios.length; i < len; ++i)
                if (radios[i].checked)
                    rval = radios[i].value;
            break;
        case 'button':
            break;
        case 'int':
        case 'integer':
        case 'float':
        case 'number':
            var num = Number(node.value);
            var warn = 'Field labeled "' + field.label + '" expects a' +
                (unsigned ? ' positive ' : 'n ') + 'integer value';

            if (isNaN(num) || (type.substr(0, 3) == 'int' &&
                    Math.ceil(num) != Math.floor(num)) ||
                (unsigned && num < 0)) {
                alert(warn + '.');
                return null;
            }

            if (!this._checkNumberRange(num, warn))
                return null;
            rval = num;
            break;
        default:
            rval = node.value;
            break;
        }

        return rval; // value read successfully
    },

    reset: function () {
        var node = this.node,
            field = this.settings,
            type = field.type;

        if (!node) return;

        switch (type) {
        case 'checkbox':
            node.checked = this['default'];
            break;
        case 'select':
            for (var i = 0, len = node.options.length; i < len; ++i)
                if (node.options[i].value == this['default'])
                    node.selectedIndex = i;
            break;
        case 'radio':
            var radios = node.getElementsByTagName('input');
            for (var i = 0, len = radios.length; i < len; ++i)
                if (radios[i].value == this['default'])
                    radios[i].checked = true;
            break;
        case 'button':
            break;
        default:
            node.value = this['default'];
            break;
        }
    },

    remove: function (el) {
        GM_configStruct.prototype.remove(el || this.wrapper);
        this.wrapper = null;
        this.node = null;
    },

    reload: function () {
        var wrapper = this.wrapper;
        if (wrapper) {
            var fieldParent = wrapper.parentNode;
            fieldParent.insertBefore((this.wrapper = this.toNode()), wrapper);
            this.remove(wrapper);
        }
    },

    _checkNumberRange: function (num, warn) {
        var field = this.settings;
        if (typeof field.min == "number" && num < field.min) {
            alert(warn + ' greater than or equal to ' + field.min + '.');
            return null;
        }

        if (typeof field.max == "number" && num > field.max) {
            alert(warn + ' less than or equal to ' + field.max + '.');
            return null;
        }
        return true;
    }
};

// Create default instance of GM_config
var GM_config = new GM_configStruct();


		var matchedRule,
			URL=location.href,
			floatBar;

		function findPic(img){
			//获取包裹img的第一个a元素。
			var imgPN=img;
			var imgPA;
			while(imgPN=imgPN.parentElement){
				if(imgPN.nodeName=='A'){
					imgPA=imgPN;
					break;
				};
			};

			var iPASrc=imgPA? imgPA.href : '';
			//base64字符串过长导致正则匹配卡死浏览器
			var base64Img=/^data:[^;]+;base64,/i.test(img.src);

			// if (typeof matchedRule == 'undefined') { // 找到符合站点的高级规则,并缓存.

			// };

			var src,  // 大图地址
				srcs,  // 备用的大图地址
				type,  // 类别
				imgSrc,  // img 节点的 src
				xhr,
				description;  // 图片的注释

			if(!src && matchedRule){// 通过高级规则获取.
				// 排除
				if (matchedRule.exclude && matchedRule.exclude.test(img.src)) {
					return;
				} else {
					try{
						src = matchedRule.getImage.call(img,img,imgPA);
					}catch(err){
						throwErrorInfo(err);
					}

					if(src) {
						if (Array.isArray(src)) {
							srcs = src;
							src = srcs.shift();
						}

						type = 'rule';
						xhr = matchedRule.xhr;

						if (matchedRule.lazyAttr) {  // 由于采用了延迟加载技术,所以图片可能为 loading.gif
							imgSrc = img.getAttribute(matchedRule.lazyAttr);
						}

						if (matchedRule.description) {
							var node = getElementByNode(matchedRule.description, img);
							if (node) {
								description = node.getAttribute('title') || node.textContent;
							}
						}
					}
				}
			};

			if (!src && !base64Img) { // 兼容 MPIV 脚本规则
				var info = MPIV.findInfo(img.src, img);
				if (info) {
					type = 'rule';
					src = info.url;
					srcs = info.urls;
					// if (info.q) {
					// 	xhr = {
					// 		q: info.q
					// 	};
					// }
				}
			}

			if(!src && !base64Img){//遍历通配规则
				tprules._find(function(rule,index,array){
					try{
						src=rule.call(img,img,imgPA);
						if(src){
							//console.log('匹配的通配规则',rule);
							return true;
						};
					}catch(err){
						throwErrorInfo(err);
					};
				});
				if(src)type='tpRule';
			};

			if(!src && imgPA){//链接可能是一张图片...
				if(/\.(?:jpg|jpeg|png|gif|bmp)$/i.test(iPASrc)){
					src=iPASrc;
				};
				if(src)type='scale';
			};

			if(!src){//本图片是否被缩放.
				var imgAS={//实际尺寸。
					h:img.naturalHeight,
					w:img.naturalWidth,
				};

				var imgCStyle=getComputedStyle(img);
				var imgCS={
					h:parseFloat(imgCStyle.height),
					w:parseFloat(imgCStyle.width),
				};

				if(!(imgAS.w==imgCS.w && imgAS.h==imgCS.h)){//如果不是两者完全相等,那么被缩放了.
					if(imgAS.h > prefs.floatBar.minSizeLimit.h || imgAS.w > prefs.floatBar.minSizeLimit.w){//最小限定判断.
						src=img.src;
						type='scale';
					};
				}else{
					if(prefs.floatBar.forceShow.enabled && (imgCS.w>=prefs.floatBar.forceShow.size.w && imgCS.h>=prefs.floatBar.forceShow.size.h)){
						src=img.src;
						type='force';
					};
				};
			};

			if(!src)return;

			var ret = {
				src: src,                  // 得到的src
				srcs: srcs,                // 多个 src,失败了会尝试下一个
				type: type,                // 通过哪种方式得到的
				imgSrc: imgSrc || img.src, // 处理的图片的src
				iPASrc: iPASrc,            // 图片的第一个父a元素的链接地址

				xhr: xhr,
				description: description || '',

				img: img,                  // 处理的图片
				imgPA: imgPA,              // 图片的第一个父a元素
			};

			//console.log('图片查找结果:',ret);
			return ret;
		}

		function isKeyDownEffectiveTarget(target) {
			var localName = target.localName;

			// 确保光标不是定位在文字输入框或选择框
			if (localName == 'textarea' || localName == 'input' || localName == 'select')
			    return false;

			// 视频播放器
			if (localName == 'object' || localName == 'embed')
			    return false;

			// 百度贴吧回复输入的问题
			if (target.getAttribute('contenteditable') == 'true')
			    return false;

			return true;
		}

		function getMatchedRule() {
			var rule = siteInfo._find(function(site, index, array) {
				if (site.url && toRE(site.url).test(URL)) {
					return true;
				}
			});

			rule = rule ? rule[0] : false;
			// console.log('匹配的规则:',rule);

			return rule;
		}

		function init() {
			matchedRule = getMatchedRule();

			// 添加自定义样式
			if (matchedRule && matchedRule.css) {
				var style = document.createElement('style');
				style.type = 'text/css';
				style.id = 'gm-picviewer-site-style';
				style.textContent = matchedRule.css;
				document.head.appendChild(style);
			}
		}

		var isFrame=window!=window.parent;
		var topWindowValid;//frameset的窗口这个标记为false
		var frameSentData;
		var frameSentSuccessData;
		window.addEventListener('message',function(e){//contentscript里面的message监听,监听来自别的窗口的数据。
			var data=e.data;
			if( !data || !data.messageID || data.messageID != messageID )return;//通信ID认证
			var source=e.source;
			//chrome中所有window窗口的引用都是undefined
			if(typeof source=='undefined' || source!==window){//来自别的窗口
				if(!isFrame){//顶层窗口
					//console.log('top-contentscript接收到:',e);

					var command=data.command;
					switch(command){
						case 'open':{
							var img=document.createElement('img');
							img.src=data.src;

							imgReady(img,{
								ready:function(){
									LoadingAnimC.prototype.open.call({
										img:img,
										data:data.data,
										buttonType:data.buttonType,
										from:data.from,//来自哪个窗口
									});
								},
							});
						}break;
						case 'navigateToImg':{
							var cusEvent=document.createEvent('CustomEvent');
							cusEvent.initCustomEvent('pv-navigateToImg',false,false,data.exist);
							document.dispatchEvent(cusEvent);
						}break;
						case 'topWindowValid':{
							window.postMessage({
								messageID:messageID,
								command:'topWindowValid',
								valid:document.body.nodeName!='FRAMESET',
								to:data.from,
							},'*');
						}break;
					};

				}else{//frame窗口
					//console.log('frame-contentscript接收到',e);
					var command=data.command;
					switch(command){
						case 'navigateToImg':{

							if(!frameSentData.unique){
								var unique=GalleryC.prototype.unique(frameSentData);
								frameSentData=unique.data;
								frameSentData.unique=true;
							};
							var targetImg=frameSentData[data.index].img;
							var exist=(document.documentElement.contains(targetImg) && getComputedStyle(targetImg).display!='none');

							if(exist){
								if(gallery && gallery.shown){//frame里面也打开了一个呢。
									gallery.minimize();
								};
								setTimeout(function(){
									GalleryC.prototype.navigateToImg(targetImg);
									flashEle(targetImg);
								},0);
							};
							window.postMessage({
								messageID:messageID,
								command:'navigateToImg',
								exist:exist,
								to:data.from,
							},'*');
						}break;
						case 'sendFail':{
							frameSentData=frameSentSuccessData;//frameSentData重置为发送成功的数据。
						}break;
						case 'topWindowValid':{
							var cusEvent=document.createEvent('CustomEvent');
							cusEvent.initCustomEvent('pv-topWindowValid',false,false,data.valid);
							document.dispatchEvent(cusEvent);
						}break;
					};
				};

			};
		},true);



		//页面脚本用来转发消息
		//原因chrome的contentscript无法访问非自己外的别的窗口。都会返回undefined,自然也无法向其他的窗口发送信息,这里用pagescript做个中间代理
		//通讯逻辑..A页面的contentscript发送到A页面的pagescript,pagescript转交给B页面的contentscript

		var messageID='pv-0.5106795670312598';

		var pageScript=document.createElement('script');
		pageScript.id = 'picviewer-page-script';

		var pageScriptText=function(messageID){
			var frameID=Math.random();
			var frames={
				top:window.top,
			};

			window.addEventListener('message',function(e){
				var data=e.data;
				if( !data || !data.messageID || data.messageID != messageID )return;//通信ID认证
				var source=e.source;
				if(source===window){//来自contentscript,发送出去,或者干嘛。
					if(data.to){
						data.from=frameID;
						frames[data.to].postMessage(data,'*');
					}else{
						switch(data.command){
							case 'getIframeObject':{
								var frameWindow=frames[data.windowId];
								var iframes=document.getElementsByTagName('iframe');
								var iframe;
								var targetIframe;
								for(var i=iframes.length-1 ; i>=0 ; i--){
									iframe=iframes[i];
									if(iframe.contentWindow===frameWindow){
										targetIframe=iframe;
										break;
									};
								};
								var cusEvent=document.createEvent('CustomEvent');
								cusEvent.initCustomEvent('pv-getIframeObject',false,false,targetIframe);
								document.dispatchEvent(cusEvent);
							}break;
						};
					};

				}else{//来自别的窗口的,contentscript可以直接接收,这里保存下来自的窗口的引用
					frames[data.from]=source;
				};
			},true)
		};

		pageScript.textContent='(' + pageScriptText.toString() + ')('+ JSON.stringify(messageID) +')';
		document.head.appendChild(pageScript);


		function clikToOpen(data){

			var preventDefault = matchedRule.clikToOpen.preventDefault;

			function mouseout(){
				document.removeEventListener('mouseout',mouseout,true);
				document.removeEventListener('click',click,true);
				if(data.imgPA && preventDefault){
					data.imgPA.removeEventListener('click',clickA,false);
				};
			};

			function click(e){
				if(e.button!=0)return;
				FloatBarC.prototype.open.call({
					data:data,
				},
				e,
				matchedRule.clikToOpen.type);
			};

			function clickA(e){//阻止a的默认行为
				e.preventDefault();
			};

			document.addEventListener('click',click,true);

			if(data.imgPA && preventDefault){
				data.imgPA.addEventListener('click',clickA,false);
			};

			setTimeout(function(){//稍微延时。错开由于css hover样式发生的out;
				document.addEventListener('mouseout',mouseout,true);
			},100);

			return function(){
				mouseout()
			};
		};

		//监听 mouseover
		var canclePreCTO;
		function globalMouseoverHandler(e){

			//console.log(e);
			if(galleryMode)return;//库模式全屏中......

			var target=e.target;

			if (target.classList.contains('pv-pic-ignored')) {
				return;
			}

			// 扩展模式,检查前面一个是否为 img
			if (target.nodeName != 'IMG' && matchedRule && matchedRule.ext) {
				var _type = typeof matchedRule.ext;
				if (_type == 'string') {
					switch (matchedRule.ext) {
						case 'previous':
							target = target.previousElementSibling;
							break;
						case 'previous-2':
							target = target.previousElementSibling &&
									target.previousElementSibling.previousElementSibling;
							break;
					}
				} else if (_type == 'function') {
					try {
						target = matchedRule.ext(target);
					} catch(ex) {
						throwErrorInfo(ex);
					}
				}
			}

			if (!target || target.nodeName != 'IMG') {
				return;
			}

			var result=findPic(target);

			if(result){
				if(!floatBar){
					floatBar=new FloatBarC();
				};
				if(result.type=='rule' && matchedRule.clikToOpen && matchedRule.clikToOpen.enabled){
					if(canclePreCTO){//取消上次的,防止一次点击打开多张图片
						canclePreCTO();
					};
					canclePreCTO=clikToOpen(result);
				};
				floatBar.start(result);//出现悬浮工具栏
			};
		};

		init();

		document.addEventListener('mouseover',globalMouseoverHandler,true);

		// 注册按键
		if (prefs.floatBar.keys.enable) {
			document.addEventListener('keydown', function(event) {
				if (event.ctrlKey || event.shiftKey || event.altKey || event.metaKey)
					return;

				if (floatBar && floatBar.shown && isKeyDownEffectiveTarget(event.target)) {
					var key = String.fromCharCode(event.keyCode).toLowerCase();

					Object.keys(prefs.floatBar.keys).some(function(action) {
						if (action == 'enable') return;
						if (key == prefs.floatBar.keys[action]) {
							floatBar.open(null, action);
							event.stopPropagation();
							event.preventDefault();
							return true;
						}
					})
				}
			}, false);
		}


GM_config.init({
    id: 'pv-prefs',
    title: GM_config.create('a', {
       href: 'https://greasyfork.org/zh-CN/scripts/5199-picviewer-ce',
       target: '_blank',
       textContent: 'picviewerCE 设置',
    }),
    css: '',
    fields: {
        // 浮动工具栏
        'floatBar.position': {
            label: '浮动工具栏位置',
            type: 'select',
            options: ['top left', 'top right', 'bottom right', 'bottom left'],
            textContents: ['图片左上角', '图片右上角', '图片右下角', '图片左下角'],
            default: prefs.floatBar.position,
            section: ['浮动工具栏相关设置'],
        },
        'floatBar.forceShow.size.w': {
            label: '无缩放图片强制显示的宽度(像素)',
            type: 'int',
            size: 5,
            default: prefs.floatBar.forceShow.size.w,
            title: '在没有被缩放的图片上,但是大小超过下面设定的尺寸时,强制显示浮动框.(以便进行旋转,放大,翻转等等操作)..',
        },
        'floatBar.forceShow.size.h': {
            label: '无缩放图片强制显示的高度(像素)',
            type: 'int',
            size: 5,
            default: prefs.floatBar.forceShow.size.h,
            title: '在没有被缩放的图片上,但是大小超过下面设定的尺寸时,强制显示浮动框.(以便进行旋转,放大,翻转等等操作)..',
        },
        'floatBar.keys.enable': {
            label: '启用以下4个快捷键',
            type: 'checkbox',
            default: prefs.floatBar.keys.enable
        },
        'floatBar.keys.actual': {
            label: '打开原图快捷键',
            type: 'text',
            size: 5,
            default: prefs.floatBar.keys.actual,
            title: '当出现悬浮条时按下此按键打开原图'
        },
        'floatBar.keys.current': {
            label: '打开当前显示的图片快捷键',
            type: 'text',
            size: 5,
            default: prefs.floatBar.keys.current,
            title: '当出现悬浮条时按下此按键打开当前显示的图片'
        },
        'floatBar.keys.magnifier': {
            label: '打开放大镜观察快捷键',
            type: 'text',
            size: 5,
            default: prefs.floatBar.keys.magnifier,
            title: '当出现悬浮条时按下此按键打开放大镜观察'
        },
        'floatBar.keys.gallery': {
            label: '打开图库快捷键',
            type: 'text',
            size: 5,
            default: prefs.floatBar.keys.gallery,
            title: '当出现悬浮条时按下此按键打开图库'
        },

        // 图库
        'gallery.fitToScreen': {
            label: '图片适应屏幕',
            type: 'checkbox',
            default: prefs.gallery.fitToScreen,
            section: ['图库相关设定'],
            title: '适应方式为contain,非cover'
        },
        'gallery.sidebarPosition': {
            label: '缩略图栏位置',
            type: 'select',
            options: ['bottom', 'right', 'left', 'top'],
            default: prefs.gallery.sidebarPosition,
            title: '缩略图栏的高(如果是水平放置)或者宽(如果是垂直放置)'
        },
        'gallery.sidebarSize': {
            label: '缩略图栏高(像素)',
            type: 'int',
            size: 5,
            default: prefs.gallery.sidebarSize
        },
        'gallery.max': {
            label: '最多预读多少张图片',
            title: '前后各多少张',
            type: 'int',
            size: 5,
            default: prefs.gallery.max
        },
        'gallery.autoZoom': {
            label: '缩放改回 100%(仅 chrome)',
            type: 'checkbox',
            default: prefs.gallery.autoZoom,
            title: '如果有放大,则把图片及 sidebar 部分的缩放改回 100%,增大可视面积(仅在 chrome 下有效)'
        },

        // 图片窗口
        'imgWindow.fitToScreen': {
            label: '适应屏幕,并且水平垂直居中',
            type: 'checkbox',
            default: prefs.imgWindow.fitToScreen,
            section: ['图片窗口相关设定'],
            title: '适应方式为contain,非cover'
        },
        'imgWindow.close.dblClickImgWindow': {
            label: '双击图片窗口关闭',
            type: 'checkbox',
            default: prefs.imgWindow.close.dblClickImgWindow,
        },
        'imgWindow.close.clickOutside': {
            label: '点击图片外部关闭',
            type: 'select',
            options: ['', 'click', 'dblclick'],
            textContents: ['无', '单击', '双击'],
            default: prefs.imgWindow.close.clickOutside,
        },

        // 其它
        'waitImgLoad': {
            label: '等图片完全载入后,才开始执行弹出,放大等操作',
            type: 'checkbox',
            default: prefs.waitImgLoad,
            section: ['其它'],
            title: '按住ctrl键的时候,可以临时执行和这个设定相反的设定'
        },
    },
    events: {
        open: function(doc, win, frame) {
            frame.style.width = '500px';
            frame.style.left = 'auto';
            frame.style.right = '60px';
        },
        save: function() {
            loadPrefs();
        }
    }
});

GM_registerMenuCommand('picviewerCE 设置', openPrefs);

loadPrefs();

function openPrefs() {
    GM_config.open();
}

function loadPrefs() {
    // 根据 GM_config 的设置载入设置到 prefs
    Object.keys(GM_config.fields).forEach(function(keyStr) {
        var keys = keyStr.split('.');
        var lastKey = keys.pop();

        var lastPref = keys.reduce(function(previousValue, curKey) {
            return previousValue[curKey];
        }, prefs) || prefs;

        lastPref[lastKey] = GM_config.get(keyStr);
    });
}

	};

	function init2(){
		init(topObject,window,document,arrayFn,envir,storage,unsafeWindow);
	};


	//大致检测运行环境
	var envir={
		ie:typeof document.documentMode == 'number',
		firefox:typeof XPCNativeWrapper == 'function',
		opera:!!window.opera,
		chrome:!!window.chrome,
	};

	//ie的话,不支持 < ie9的版本
	if(envir.ie && document.documentMode < 9){
		return;
	};


	var arrayFn=(function(){
		//Array的某些方法对所有的类数组都有效,比如HTMLCollection,NodeList,DOMStringList.....

		//添加一个当函数返回true时,返回[array[index],index],并且跳出循环的方法
		//类似做到 for 循环,在满足条件的时候直接break跳出的效果。
		if(typeof Array.prototype['_find']!='function'){
			Object.defineProperty(Array.prototype,'_find',{
				value:function(callback , thisArg){
					if (this == null){
						throw new TypeError( "this is null or not defined" );
					};

					if(typeof callback != 'function') {
						throw new TypeError( callback + " is not a function" );
					};

					var i = 0,
						l = this.length,
						value,
						hasOwnProperty=Object.prototype.hasOwnProperty
					;


					while(i<l){
						if(hasOwnProperty.call(this,i)){
							value = this[i];
							if(callback.call( thisArg, value, i, this )===true){
								return [value,i,this];
							};
						};
						i++;
					};
				},
				writable:true,
				enumerable:false,//与原生方法一样不可枚举,维护网页和谐。。。
				configurable:true,
			});
		};

		var arrayProto=Array.prototype;
		return {
			_find:arrayProto._find,
			slice:arrayProto.slice,
			forEach:arrayProto.forEach,
			some:arrayProto.some,
			every:arrayProto.every,
			map:arrayProto.map,
			filter:arrayProto.filter,
			indexOf:arrayProto.indexOf,
			lastIndexOf:arrayProto.lastIndexOf,
		};

	})();


	var storage={
		supportGM: typeof GM_getValue=='function' && typeof GM_getValue('a','b')!='undefined',//chrome的gm函数式空函数
		mxAppStorage:(function(){//傲游扩展储存接口
			try{
				return window.external.mxGetRuntime().storage;
			}catch(e){
			};
		})(),
		operaUJSStorage:(function(){//opera userjs全局存储接口
			try{
				return window.opera.scriptStorage;
			}catch(e){
			};
		})(),
		setItem:function(key,value){
			if(this.operaUJSStorage){
				this.operaUJSStorage.setItem(key,value);
			}else if(this.mxAppStorage){
				this.mxAppStorage.setConfig(key,value);
			}else if(this.supportGM){
				GM_setValue(key,value);
			}else if(window.localStorage){
				window.localStorage.setItem(key,value);
			};
		},
		getItem:function(key){
			var value;
			if(this.operaUJSStorage){
				value=this.operaUJSStorage.getItem(key);
			}else if(this.mxAppStorage){
				value=this.mxAppStorage.getConfig(key);
			}else if(this.supportGM){
				value=GM_getValue(key);
			}else if(window.localStorage){
				value=window.localStorage.getItem(key);
			};
			return value;
		},
	};

	init2();

})(this,window,document,(typeof unsafeWindow=='undefined'? window : unsafeWindow));