OFFLINE ALERT

When in Work Offline Mode, the webpage you are on will display OFFLINE to alert you that you are in Offline Mode.
Zadaj pytanie, napisz recenzję, lub zgłoś ten skrypt.
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// ==UserScript==
// @name           OFFLINE ALERT
// @author         Written by Jefferson Scher
// @namespace      Requested by *Barbiegirl* (thread http://userscripts.org/topics/91003)(thankyou Jefferson)
// @description    When in Work Offline Mode, the webpage you are on will display OFFLINE to alert you that you are in Offline Mode.
// @version        1.0
// @include        http://*
// @include        https://*
// @include        *
// @include        about:blank
// @include        about:newtab
// @include        about:*
// @include        data:image/*
// @include        file:///*
// @include        file:*
// @include        file:///C:/Users/*
// @include        file:///*
// @include        file:///*.PNG
// ==/UserScript==


GM_addStyle("#offlinenotice{position:fixed!important;top:0!important;left:0!important;background:#ccc!important;opacity:0.95!important;padding:25% 0!important;text-align:center!important;z-index:999!important;color:#CC0000!important;font-family:verdana!important;font-size:10em!important;}");

function offNotice(e){
  var d = document.createElement("div");
  d.id = "offlinenotice";
  d.style.height = window.innerHeight + "px";
  d.style.width = window.innerWidth + "px";
  d.appendChild(document.createTextNode("OFFLINE"));
  document.body.appendChild(d);
}

function removeNotice(e){
  var d = document.getElementById("offlinenotice");
  if (d) d.parentNode.removeChild(d);
}

document.body.addEventListener("offline", offNotice, false);
document.body.addEventListener("online", removeNotice, false);

function offNotice(e){
  var d = document.createElement("div");
  d.id = "offlinenotice";
  d.style.height = window.innerHeight + "px";
  d.style.width = window.innerWidth + "px";
  d.appendChild(document.createTextNode("OFFLINE"));
  document.body.appendChild(d);
  // Hide Flash players
  var players = document.querySelectorAll("object, embed");
  for (var i=0; i<players.length; i++){
    if (players[i].hasAttribute("type")){ if (players[i].getAttribute("type") == "application/x-shockwave-flash"){
      if (window.getComputedStyle(players[i],null).getPropertyValue("visibility") == "visible"){
        players[i].style.visibility = "hidden";
        players[i].setAttribute("offlinehidden", "yes");
      }
    }}
  }
}

function removeNotice(e){
  var d = document.getElementById("offlinenotice");
  if (d) d.parentNode.removeChild(d);
  // Restore Flash players
  var restoreset = document.querySelectorAll("object[offlinehidden], embed[offlinehidden]");
  for (var i=0; i<restoreset.length; i++){
    restoreset[i].style.visibility = "visible";
    restoreset[i].removeAttribute("offlinehidden");
  }
}