function hide(the_id){
	document.getElementById(the_id).style.display='none'
}

function show(the_id){
	document.getElementById(the_id).style.display='block'
	if (the_id=="submenu1" || the_id=="submenu2" || the_id=="submenu3")
	{	SetCookie ('menu', the_id)
	}
}

function hide_all(){
	if(GetCookie("menu")==null)
		SetCookie ('menu', "close_all")
		
	the_id= "menu1-open";
	document.getElementById(the_id).style.display='none'
	the_id= "submenu1";
	document.getElementById(the_id).style.display='none'
	the_id= "menu2-open";
	document.getElementById(the_id).style.display='none'
	the_id= "submenu2";
	document.getElementById(the_id).style.display='none'
	the_id= "menu3-open";
	document.getElementById(the_id).style.display='none'
	the_id= "submenu3";
	document.getElementById(the_id).style.display='none'
	
	if (GetCookie("menu")!='close_all')
	document.getElementById(GetCookie("menu")).style.display='block'
}


function getCookieVal (offset) {
var endstr=document.cookie.indexOf(";", offset);
if (endstr == -1) endstr=document.cookie.length;
return unescape(document.cookie.substring(offset, endstr));
}

function GetCookie (name) {
var arg=name+"=";
var alen=arg.length;
var clen=document.cookie.length;
var i=0;
while (i < clen) {
var j=i+alen;
if (document.cookie.substring(i, j) == arg) return getCookieVal (j);
i=document.cookie.indexOf(" ", i)+1;
if (i == 0) break;
}
return null;
}

function SetCookie (name, value) {
var argv = SetCookie.arguments;
var argc = SetCookie.arguments.length;
var expires = (argc > 2) ? argv[2] : null;
var path = (argc > 3) ? argv[3] : null;
var domain = (argc > 4) ? argv[4] : null;
var secure = (argc > 5) ? argv[5] : false;
document.cookie = name + "=" + escape (value) +
((expires == null) ? "" : ("; expires=" + expires.toGMTString())) +
((path == null) ? "" : ("; path=" + path)) +
((domain == null) ? "" : ("; domain=" + domain)) +
((secure == true) ? "; secure" : "");
}