// JavaScript Document
$(document).ready(function(){
	$('.navRoll').css({backgroundPosition:'0px -95px'});
	$('.navRoll').hover(navRollUp, navRollDown);
});


function navRollUp() {
	$(this).stop().animate({backgroundPosition:'(0px -55px)'}, 300);
}
function navRollDown() {
	$(this).stop().animate({backgroundPosition:'(0px -95px)'}, 500);
}