function fixPNG(element){ 
  if (/MSIE (5\.5|6).+Win/.test(navigator.userAgent)) {
    var src;
    if (element.tagName=='IMG') {
      if (/\.png$/.test(element.src)) {
        src = element.src;
        element.src = "/images/blank.gif";                       
      }
    } else {    
      src = element.currentStyle.backgroundImage.match(/url\("(.+\.png)"\)/i);
      if (src){
        src = src[1]; 
        element.runtimeStyle.backgroundImage='none'; 
      }
    }      
    if (src) element.runtimeStyle.filter = "progid:DXImageTransform.Microsoft.AlphaImageLoader(src='" + src + "', sizingMethod='scale')";
  }
}