function popup(url, width, height) {
    day = new Date();
    id = day.getTime();
		if (!width) { width=450 }
		if (!height) { height=600 }
    eval("page" + id + " = window.open(url, '" + id + "', 'toolbar=0,scrollbars=1,location=0,statusbar=0,menubar=0,resizable=1,width=" + width + ",height=" + height + ",left = 350,top = 150');");
  }
  
  if (navigator.platform == "Win32" && navigator.appName == "Microsoft Internet Explorer" && window.attachEvent) {
  	window.attachEvent("onload", enableAlphaImages);
  }
  
  function enableAlphaImages(){
  	var rslt = navigator.appVersion.match(/MSIE (\d+\.\d+)/, '');
  	var itsAllGood = (rslt != null && Number(rslt[1]) >= 5.5);
  	if (itsAllGood) {
  		for (var i=0; i<document.all.length; i++){
  			var obj = document.all[i];
  			var bg = obj.currentStyle.backgroundImage;
  			var img = document.images[i];
  			if (bg && bg.match(/\.png/i) != null) {
  				var img = bg.substring(5,bg.length-2);
  				var offset = obj.style["background-position"];
  				obj.style.filter =
  				"progid:DXImageTransform.Microsoft.AlphaImageLoader(src='"+img+"', sizingMethod='crop')";
  				obj.style.backgroundImage = "url('/images/spacer.gif')";
  				obj.style["background-position"] = offset; // reapply
  			} else if (img && img.src.match(/\.png$/i) != null) {
  				var src = img.src;
  				img.style.width = img.width + "px";
  				img.style.height = img.height + "px";
  				img.style.filter =
  				"progid:DXImageTransform.Microsoft.AlphaImageLoader(src='"+src+"', sizingMethod='crop')"
  				img.src = "/images/spacer.gif";
  			}
  
  		}
  	}
  }