/*
 
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]-->

changed:
15/04/2008	by VisualLightbox.com
replace VisualLightbox image only
*/

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

if ((version >= 5.5) && (typeof(document.body.filters)=='object') )
{
   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" && /^lightbox.*/.test(img.parentNode.rel))
      {
         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\');">'
		 + '<img style="visibility:hidden" src="' + img.src + '"/>'
		 + "</span>" 
         img.outerHTML = strNewHTML;
         i = i-1
      }
   }
}

