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) && (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  
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);