function showHide(theid){
	var switch_id;
	var parent_id;
	for (var x = 1; x <= 8; x++) {
		switch_id = document.getElementById('subMenu' + x);
		parent_id = document.getElementById('mainMenu' + x);
		if (x == theid) {
   			switch_id.className = 'show';
			parent_id.className = 'mainMenuOn';
			createCookie('menu',theid,7)
		} else {
			switch_id.className = 'hide';
			parent_id.className = 'mainMenuOff';
		}
   	}
}
function createCookie(name,value,days){
	if (days)
	{
		var date = new Date();
		date.setTime(date.getTime()+(days*24*60*60*1000));
		var expires = "; expires="+date.toGMTString();
	}
	else var expires = "";
	document.cookie = name+"="+value+expires+"; path=/";
}

function readCookie(name) {
	var nameEQ = name + "=";
	var ca = document.cookie.split(';');
	for(var i=0;i < ca.length;i++)
	{
		var c = ca[i];
		while (c.charAt(0)==' ') c = c.substring(1,c.length);
		if (c.indexOf(nameEQ) == 0) return c.substring(nameEQ.length,c.length);
	}
	return null;
}
function eraseCookie(name) {
	createCookie(name,"",-1);
}
function getMenuCookie() {
	var menuLevel = readCookie('menu');
	var switch_id;
	var parent_id;
	var lh;
	var rh;
	if (menuLevel != null) {
		switch_id = document.getElementById('subMenu' + menuLevel);
		parent_id = document.getElementById('mainMenu' + menuLevel);
		switch_id.className = 'show';
		parent_id.className = 'mainMenuOn';
		lh = document.getElementById('l_header');
		rh = document.getElementById('r_header');
		switch (menuLevel) {
		case "1":
			lh.src = "images/headers/l_about.jpg";
			rh.src = "images/headers/r_about.gif";
			break
		case "2":
			lh.src = "images/headers/l_ask.jpg";
			rh.src = "images/headers/r_ask.gif";	
			break			
		case "3":
			lh.src = "images/headers/l_service.jpg";
			rh.src = "images/headers/r_service.gif";
			break			
		case "4":
			lh.src = "images/headers/l_library.jpg";
			rh.src = "images/headers/r_library.gif";
			break			
		case "5":
			lh.src = "images/headers/l_learn.jpg";
			rh.src = "images/headers/r_learn.gif";
			break			
		case "6":
			lh.src = "images/headers/l_forms.jpg";
			rh.src = "images/headers/r_forms.gif";
			break		
		case "7":
			lh.src = "images/headers/l_trust.jpg";
			rh.src = "images/headers/r_trust.gif";
			break			
		case "8":
			lh.src = "images/headers/l_trust2.jpg";
			rh.src = "images/headers/r_trust2.gif";
			break					
		default:
			lh.src = "images/headers/l_about.jpg";
			rh.src = "images/headers/r_about.gif";
		}
	}
}
function getMenuCookie2() {
	var menuLevel = readCookie('menu');
	var switch_id;
	var parent_id;
	var lh;
	var rh;
	if (menuLevel != null) {
		switch_id = document.getElementById('subMenu' + menuLevel);
		parent_id = document.getElementById('mainMenu' + menuLevel);
		switch_id.className = 'show';
		parent_id.className = 'mainMenuOn';
	}
}