function setCookie (name, value, expires, path, domain, secure) {
	document.cookie = name + "=" + escape(value) +
	((expires) ? "; expires=" + expires : "") +
	((path) ? "; path=" + path : "") +
	((domain) ? "; domain=" + domain : "") +
	((secure) ? "; secure" : "");
}

function getCookie(name) {
	var cookie = " " + document.cookie;
	var search = " " + name + "=";
	var setStr = '';
	var offset = 0;
	var end = 0;
	if (cookie.length > 0) {
		offset = cookie.indexOf(search);
		if (offset != -1) {
			offset += search.length;
			end = cookie.indexOf(";", offset)
			if (end == -1) {
				end = cookie.length;
			}
			setStr = unescape(cookie.substring(offset, end));
		}
	}
	return(setStr);
}


function changemenuitem (nodeId) {
	var vis = getCookie(nodeId);
	if (vis == '1') {
	   document.getElementById(nodeId).style.visibility='visible';
  	   document.getElementById(nodeId).style.display='block';
	}
}


function submenu(divid) {
    x = document.getElementById(divid).style;
    
    if (x.visibility == 'visible') {
        x.display = 'none';
        x.visibility = 'hidden';
        setCookie(divid,'0','Mon, 01-Jan-9999 00:00:00 GMT','/');
    } else {
        setCookie(divid,'1','Mon, 01-Jan-9999 00:00:00 GMT','/');
    	x.display = 'block';
        x.visibility = 'visible';
    }
}