var delay = 500;

function showSubmenu(id) {
	delTime();
	
	for(i in menuHide)
		if(i!=id)
			document.getElementById(i).style.display = "none";
	
	document.getElementById(id).style.display = "block";

}

function hide(id) {
	delTime();

	document.getElementById(id).style.display = "none";
}

function hideSubmenu(id) {
	opoznienie=setTimeout("hide("+id+")",delay);	
}

function delTime() {
	if (window.opoznienie)
		clearTimeout(opoznienie);
}