var arVersion = navigator.appVersion.split("MSIE")
var version = parseFloat(arVersion[1])

function correctPNG() // correctly handle PNG transparency in Win IE 5.5 and 6.
{
   if ((version >= 5.5) && (document.body.filters))
   {
       for(var i=0; i<document.images.length; i++)
       {
              var img = document.images[i]
              var imgName = img.src.toUpperCase()
              if (imgName.substring(imgName.length-3, imgName.length) == "PNG")
              {
                     var imgID = (img.id) ? "id='" + img.id + "' " : ""
                     var imgClass = (img.className) ? "class='" + img.className + "' " : ""
                     var imgTitle = (img.title) ? "title='" + img.title + "' " : "title='" + img.alt + "' "
                     var imgStyle = "display:inline-block;" + img.style.cssText
                     var imgAttribs = img.attributes;
                     for (var j=0; j<imgAttribs.length; j++)
                         {
                            var imgAttrib = imgAttribs[j];
                            if (imgAttrib.nodeName == "align")
                            {
                               if (imgAttrib.nodeValue == "left") imgStyle = "float:left;" + imgStyle
                               if (imgAttrib.nodeValue == "right") imgStyle = "float:right;" + imgStyle
                               break
                            }
             }
                     var strNewHTML = "<span " + imgID + imgClass + imgTitle
                     strNewHTML += " style=\"" + "width:" + img.width + "px; height:" + img.height + "px;" + imgStyle + ";"
                 strNewHTML += "filter:progid:DXImageTransform.Microsoft.AlphaImageLoader"
                     strNewHTML += "(src='" + img.src + "', sizingMethod='scale');\""
                     strNewHTML += " onmouseover=\"PNGswap('" + img.id + "');\" onmouseout=\"PNGswap('" + img.id +"');\""
                     strNewHTML += "></span>"
                     img.outerHTML = strNewHTML
                     i = i-1
              }
       }
   }
}
window.attachEvent("onload", correctPNG);

function PNGswap(myID)
{
   var strOver  = "_d"
   var strOff = "_maly"
   var oSpan = document.getElementById(myID)
   var currentAlphaImg = oSpan.filters(0).src
   if (currentAlphaImg.indexOf(strOver) != -1)
      oSpan.filters(0).src = currentAlphaImg.replace(strOver,strOff)
   else
      oSpan.filters(0).src = currentAlphaImg.replace(strOff,strOver)
}