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

$.preloadImages(
		
		"http://www.stop-drunk-driving.com/images/footer-madd-hover.gif",
		"http://www.estey-bomberger.com/blog/wp-content/themes/estey-bomberger/images/ftr-avclub-hover.jpg",
		"http://www.estey-bomberger.com/blog/wp-content/themes/estey-bomberger/images/ftr-verdict-club-hover.jpg", 
		"http://www.estey-bomberger.com/blog/wp-content/themes/estey-bomberger/images/ftr-AAA-hover.jpg",
		"http://www.estey-bomberger.com/blog/wp-content/themes/estey-bomberger/images/ftr-bbb-hover.jpg",
		"http://www.estey-bomberger.com/blog/wp-content/themes/estey-bomberger/images/top-nav-gifts-hover.gif"
);

$(document).ready(function(){
	$('.roll').hover(
	function(){ // Change the input image's source when we "roll on"
    	var t = $(this);
    	t.attr('src',t.attr('src').replace(/([^.]*)\.jpg(.*)/, "$1-hover.jpg"));
    },
    function(){ 
    	var t= $(this);
    	t.attr('src',t.attr('src').replace('-hover',''));
    });
});