<!--[if lt IE 7]>
function m_correctPNG() {
  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];
      if (img.name == "headerImage") {
        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;
        break;
      }
    }
  }
}
window.attachEvent("onload", m_correctPNG);
<![endif]-->
