function correctPNG() // correctly handle PNG transparency in Win IE 5.5 & 6. 
{ 
   var arVersion = navigator.appVersion.split("MSIE") 
   var version = parseFloat(arVersion[1]) 
	
   if ((version >= 5.5 && version < 7) && (document.body.filters)) 
   { 
      for(var i=0; i<document.images.length; i++) 
      { 
         var img = document.images[i] 
         var imgName = img.src.toLowerCase() 
         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 
            if (img.align == "left") imgStyle = "float:left;" + imgStyle 
            if (img.align == "right") imgStyle = "float:right;" + imgStyle 
            if (img.parentElement.href) imgStyle = "cursor:hand;" + imgStyle 
            var strNewHTML = "<span " + imgID + imgClass + imgTitle 
            + " style=\"" + "width:" + img.width + "px;z-index:1; height:" + img.height + "px;" + imgStyle + ";" 
            + "filter:progid:DXImageTransform.Microsoft.AlphaImageLoader" 
            + "(src=" + img.src + ", sizingMethod=scale);\"></span>" 
            img.outerHTML = strNewHTML 
            i = i-1 
         } 
      } 
   }     
} 

window.attachEvent("onload", correctPNG);