function sukesuke(element) {
  if(!Prototype.Browser.IE) {
    return;
  }
  if(!element){
    element = document;
  }
  $A(element.getElementsByTagName("img")).each(function(tag){
    if(tag.src.match(/raw/) || tag.src.match(/\.png(\?.*)?$/)) {
      tag.style.filter = "progid:DXImageTransform.Microsoft.AlphaImageLoader(enabled='true',src='" + tag.src + "')";
      tag.style.paddingTop = tag.offsetHeight;
    }
  });
};