var blank = new Image();
 blank.src = 'images/blank.gif';
 
 $(document).ready(function() {
   var badBrowser = (/MSIE ((5\.5)|6)/.test(navigator.userAgent) && navigator.platform == "Win32");
   if (badBrowser) {
	   
	 $(".dropdown-pane").css("background-image", "url(images/dropdown_pane.gif)");
	 
	 $("#mainmenu span").css("display", "block");
	 $("#mainmenu a").css("background-image", "none");
	   
     // get all pngs on page
     $('img[src$=.png]').each(function() {
       if (!this.complete) {
         this.onload = function() { fixPng(this) };
       } else {
         fixPng(this);
       }
     });
	 
   }
 });
 
 function fixPng(png) {
   // get src
   var src = png.src;
   // set width and height
   if (!png.style.width) { png.style.width = $(png).width(); }
   if (!png.style.height) { png.style.height = $(png).height(); }
   // replace by blank image
   png.onload = function() { };
   png.src = blank.src;
   // set filter (display original image)
   png.runtimeStyle.filter = "progid:DXImageTransform.Microsoft.AlphaImageLoader(src='" + src + "',sizingMethod='scale')";
 }