try to take over the world!
// ==UserScript==
// @name pageup/pagedown button
// @namespace http://tampermonkey.net/
// @version 0.1
// @description try to take over the world!
// @author zjsxwc
// @match http://*
// @match https://*/*
// @match https://*.com/*
// @grant none
// ==/UserScript==
(function() {
'use strict';
window.pageup = function pageup() {
scrollBy(0, -window.screen.availHeight*0.72);
}
window.pagedown = function pagedown() {
scrollBy(0, window.screen.availHeight*0.72);
}
//工具条
var tool_bar = $('<div id="tool-bar" style="top:45%;right:0px;position:fixed;float:right;font-size:0.5em"></div>');
tool_bar.append("<p style='float:right'><div id='up' onclick='pageup()' style=\"background-color: rgba(243,0,0,0.3);margin-bottom: 30px;height: 25px;\">UP</div></p>");
tool_bar.append("<p style='float:right'><div id='down' onclick='pagedown()' style=\"background-color: rgba(243,0,0,0.3);margin-bottom: 30px;height: 25px;\">DOWN</div></p>");
$('body').append(tool_bar);
document.body.style.backgroundColor="white";
})();