/**
 * This plugin can be used in 4 ways, this is only 1. Make sure to check
 * the other 3 links as well to see all the Modes.
 */
jQuery(function( $ ){
 $.preload( '#adTrademark img', {
 find:'.png',
 replace:'_underlined.png'
 });
 
 
 
 /* or
 $('#rollover-images img').preload({
 find:'.jpg',
 replace:'_over.jpg'
 });
 */
 //add animation
 $('#adTrademark img').hover(function(){
 this.src = this.src.replace('.png','_underlined.png');
 },function(){
 this.src = this.src.replace('_underlined','');
 });
});