// JavaScript Document
Event.observe(document,'dom:loaded',init_menu);

function init_menu() {
	$$('#main_menu .page_item:not([class~=current_page_item])').each (function(n) {
		n.observe('mouseover',	setbg.bindAsEventListener(n));
		n.observe('mouseout',	delbg.bindAsEventListener(n));
		n.observe('click',		onclk.bindAsEventListener(n));
	});	
}

function setbg() {
	this.setStyle({backgroundImage: 'url(/img/menu_background_roll.gif)'});	
}
function delbg() {
	this.setStyle({backgroundImage: 'none'});	
}
function onclk() {
	location.href=this.down('a').href;	
}