function correctPNG() // correctly handle PNG transparency in Win IE 5.5 or higher.
   {
   if (navigator.appName != "Opera") {
       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 
    		 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; 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);