jQuery.preloadImages = function()
{
  for(var i = 0; i<arguments.length; i++)
  {
    jQuery("<img>").attr("src", arguments[i]);
  }
}

if (jQuery.browser.msie && parseInt(jQuery.browser.version) == 6)
	$.preloadImages("/fonts/colour.gif","/fonts/colourw.gif","/images/ltsw.jpg","/images/mtsw.jpg");
else
	$.preloadImages("/fonts/colour.png","/images/ltsw.jpg","/images/mtsw.jpg");