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-4, 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;
      }
    }
  }
}

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

if (version >= 5.5)
{
  window.attachEvent("onload", correctPNG);
}