// JavaScript Document

$(function(){
	$("img.rollover").mouseover(function(){
		$(this).attr("src",$(this).attr("src")
		.replace(/^(.+)(\.[a-z]+)$/, "$1_on$2"));
	}).mouseout(function(){
		$(this).attr("src",$(this).attr("src")
		.replace(/^(.+)_on(\.[a-z]+)$/, "$1$2"));
	});
});