skins/common/IEFixes.js

   1 // IE fixes javascript
   2
   3 var isMSIE55 = (window.showModalDialog && window.clipboardData && window.createPopup);
   4 var doneIETransform;
   5 var doneIEAlphaFix;
   6
   7 if (document.attachEvent)
   8   document.attachEvent('onreadystatechange', hookit);
   9
  10 function hookit() {
  11     if (!doneIETransform && document.getElementById && document.getElementById('bodyContent')) {
  12         doneIETransform = true;
  13         relativeforfloats();
  14         fixalpha();
  15     }
  16 }
  17
  18 // png alpha transparency fixes
  19 function fixalpha() {
  20     // bg
  21     if (isMSIE55 && !doneIEAlphaFix)
  22     {
  23         doneIEAlphaFix = true;
  24         var plogo = document.getElementById('p-logo');
  25         if (!plogo) return;
  26
  27         var logoa = plogo.getElementsByTagName('a')[0];
  28         if (!logoa) return;
  29
  30         var bg = logoa.currentStyle.backgroundImage;
  31         var imageUrl = bg.substring(5, bg.length-2);
  32
  33         if (imageUrl.substr(imageUrl.length-4).toLowerCase() == '.png') {
  34             var logospan = logoa.appendChild(document.createElement('span'));
  35
  36             logoa.style.backgroundImage = 'none';
  37             logospan.style.filter = 'progid:DXImageTransform.Microsoft.AlphaImageLoader(src=' + imageUrl + ')';
  38             logospan.style.height = '100%';
  39             logospan.style.position = 'absolute';
  40             logospan.style.width = logoa.currentStyle.width;
  41             logospan.style.cursor = 'hand';
  42             // Center image with hack for IE5.5
  43             if (document.documentElement.dir == "rtl")
  44             {
  45               logospan.style.right = '50%';
  46               logospan.style.setExpression('marginRight', '"-" + (this.offsetWidth / 2) + "px"');
  47             }
  48             else
  49             {
  50               logospan.style.left = '50%';
  51               logospan.style.setExpression('marginLeft', '"-" + (this.offsetWidth / 2) + "px"');
  52             }
  53             logospan.style.top = '50%';
  54             logospan.style.setExpression('marginTop', '"-" + (this.offsetHeight / 2) + "px"');
  55
  56             var linkFix = logoa.appendChild(logoa.cloneNode());
  57             linkFix.style.position = 'absolute';
  58             linkFix.style.height = '100%';
  59             linkFix.style.width = '100%';
  60         }
  61     }
  62 }
  63
  64 // fix ie6 disappering float bug
  65 function relativeforfloats() {
  66     var bc = document.getElementById('bodyContent');
  67     if (bc) {
  68         var tables = bc.getElementsByTagName('table');
  69         var divs = bc.getElementsByTagName('div');
  70     }
  71     setrelative(tables);
  72     setrelative(divs);
  73 }
  74 function setrelative (nodes) {
  75     var i = 0;
  76     while (i < nodes.length) {
  77         if(((nodes[i].style.float && nodes[i].style.float != ('none') ||
  78         (nodes[i].align && nodes[i].align != ('none'))) &&
  79         (!nodes[i].style.position || nodes[i].style.position != 'relative')))
  80         {
  81             nodes[i].style.position = 'relative';
  82         }
  83         i++;
  84     }
  85 }
  86
  87
  88 // Expand links for printing
  89
  90 String.prototype.hasClass = function(classWanted)
  91 {
  92     var classArr = this.split(/\s/);
  93     for (var i=0; i<classArr.length; i++)
  94       if (classArr[i].toLowerCase() == classWanted.toLowerCase()) return true;
  95     return false;
  96 }
  97
  98 var expandedURLs;
  99
 100 onbeforeprint = function() {
 101     expandedURLs = [];
 102
 103     var contentEl = document.getElementById("content");
 104
 105     if (contentEl)
 106     {
 107       var allLinks = contentEl.getElementsByTagName("a");
 108
 109       for (var i=0; i < allLinks.length; i++) {
 110           if (allLinks[i].className.hasClass("external") && !allLinks[i].className.hasClass("free")) {
 111               var expandedLink = document.createElement("span");
 112               var expandedText = document.createTextNode(" (" + allLinks[i].href + ")");
 113               expandedLink.appendChild(expandedText);
 114               allLinks[i].parentNode.insertBefore(expandedLink, allLinks[i].nextSibling);
 115               expandedURLs[i] = expandedLink;
 116           }
 117       }
 118    }
 119 }
 120
 121 onafterprint = function()
 122 {
 123     for (var i=0; i < expandedURLs.length; i++)
 124         if (expandedURLs[i])
 125             expandedURLs[i].removeNode(true);
 126 }