/* spustni meniji */
var timeout = 500;
var closetimer = 0;
var menuitem = 0;

function MenuOpen(id) {
	CancelTimer();
	MenuClose();
	menuitem = $('#menu').find('#' + id).css('display', 'block');
}

function MenuClose() {
	if(menuitem) menuitem.css('display', 'none');
}

function Timer(id) {
	closetimer = window.setTimeout(MenuClose, timeout);
}

function CancelTimer() {
	if(closetimer) {
		window.clearTimeout(closetimer);
		closetimer = null;
	}
}