(function ($) {
	  if (!$) return;
	  $.fn.extend({
	      fixPNG: function(sizingMethod, forceBG) {
	              if (!($.browser.msie)) return this;
	              var emptyimg = "clear.gif"; //Path to empty 1x1px GIF goes here
	              sizingMethod = sizingMethod || "scale"; //sizingMethod, defaults to scale (matches image dimensions)
	              this.each(function() {
	                      var isImg = (forceBG) ? false : jQuery.nodeName(this, "img"),
	                        imgname = (isImg) ? this.src : this.currentStyle.backgroundImage,
	                        src = (isImg) ? imgname : imgname.substring(5,imgname.length-2);
	                      this.style.filter = "progid:DXImageTransform.Microsoft.AlphaImageLoader(src='" + src + "', sizingMethod='" + sizingMethod + "')";

	                      if (isImg)
	                        this.src = emptyimg;
	                      else
	                        this.style.backgroundImage = "url(" + emptyimg + ")";
	              });
	              return this;
	      }
	  });
})(jQuery);