// JavaScript Document

elemMenu = new Array();
elemMenu[0] = 'homeMenu';
elemMenu[1] = 'catalogoMenu';
elemMenu[2] = 'fronteMenu';
elemMenu[3] = 'alternativeMenu';
elemMenu[4] = 'facciaMenu';
elemMenu[5] = 'carrelloMenu';

function mngMainMenu(id){
	count = 0;
	var elemDown;
	var elemUp;
	var t;
	var slideDown;
	var slideUp;
	if(document.getElementById(id + '-sub')) elemUp = document.getElementById(id + '-sub');
	for(i = 0; i < elemMenu.length; i++){
		if(document.getElementById(elemMenu[i] + '-sub')){
			if(document.getElementById(elemMenu[i] + '-sub').style.top == '0px') elemDown = document.getElementById(elemMenu[i] + '-sub');
		}
		//if(document.getElementById(elemMenu[i] + '-sub')) document.getElementById(elemMenu[i] + '-sub').style.top = '-16px';
		document.getElementById(elemMenu[i]).style.backgroundImage = 'url(/bannerMenu/sfondo.jpg)';
		document.getElementById(elemMenu[i]).onmouseover = function(){ this.style.backgroundImage = 'url(/bannerMenu/sfondo-sel.jpg)'; };
		document.getElementById(elemMenu[i]).onmouseout = function(){ this.style.backgroundImage = 'url(/bannerMenu/sfondo.jpg)'; };
	}
	//if(document.getElementById(id + '-sub')) document.getElementById(id + '-sub').style.top = '0';
	document.getElementById(id).style.backgroundImage = 'url(/bannerMenu/sfondo-sel.jpg)';
	document.getElementById(id).onmouseover = function(){ };
	document.getElementById(id).onmouseout = function(){ };
	
	function slideDown(){
		count--;
		elemUp.style.top = (-1*count) + 'px';
		if(count == '0') clearTimeout(t);
		else t = setTimeout(slideDown, 3);
	}
	
	function slideUp(){
		count++;
		elemDown.style.top = (-1*count) + 'px';
		if(count == '16') t = setTimeout(slideDown, 3);
		else t = setTimeout(slideUp, 3);
	}
	
	if(elemDown != null){
		if(elemUp.id == elemDown.id) return false;
		slideUp();
	} else if(elemUp != null){
		count = 16;
		slideDown();
	}
}