$(document).ready(function(){
	$(".shop-btn").mouseover(function() {
	var src = 'http://lib.store.yahoo.net/lib/yhst-132335841537170/active-Shopping-Cart.gif';
	$(this).attr("src", src);
	})
	$(".shop-btn").mouseout(function() {
	var src = 'http://lib.store.yahoo.net/lib/yhst-132335841537170/Shopping-Cart-new.gif';
	$(this).attr("src", src);
	});
})