/*
	var old;
function init() {
	if (document.getElementById('szolg').style.display == 'none') {
		old = null;
	} else {
		old = 'szolg';
	}
}
	function showMenu(el) {
		document.getElementById(el).style.display = 'block';
		if (el != old) {
			if (old != null) {
			document.getElementById(old).style.display = 'none';
			}
			old = el;
		} else {
			document.getElementById(el).style.display = 'none';
			old = null;
		}
		location.href = 'service_hu.html';
	}
	
*/