/* Correctly handle PNG transparency in Win IE 5.5 & 6.
http://homepage.ntlworld.com/bobosola. 
Updated 18-Jan-2006.
Use in <HEAD> with DEFER keyword wrapped in conditional 
comments:
<!--[if lt IE 7]>
<script defer type="text/javascript" src="pngfix.js"></script>
<![endif]-->*/

var arVersion = navigator.appVersion.split("MSIE")
var version = parseFloat(arVersion[1])

fixPng();

function fixPng(){    
    if ((version >= 5.5) && (document.body.filters) && (version < 7)){       
       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=\"" + imgStyle + ";filter:progid:DXImageTransform.Microsoft.AlphaImageLoader(src=\'" + img.src + "\', sizingMethod='scale');\"></span>";             
             img.outerHTML = strNewHTML;
             i = i-1;             
          }
       }       
    }
}

