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

$(window).bind('load', function(){
  $.preloadImages("images/gif-images/m00248-svenja.gif", "images/gif-images/m00580-yournamehere.gif");
});