var active_submenu = null;
var timer = null;

function showSubMenu(subid, parentID) {
	elem = $(active_submenu);
	if (elem) {
		clearTimeout(timer);
		elem.style.display = 'none';
	}
	Effect.BlindDown(subid);
	/*document.getElementById(subid).style.display = 'block';*/
	active_submenu = subid;
	
}	

function hideSubMenu(subid) {
	/*clearTimeout(timer);
	timer = setTimeout("timerHide('" + subid + "')", 1000);	*/
}

function timerHide(subid) {
	/*var elem = $(subid);
	if (elem)
		elem.style.display = 'none';
	active_submenu = null;*/
}

function toggleSubmenu(subID) {
	var skipBlindDown = false;
	$$('.right_sub_level').each(function(elem) {
		if (elem.visible()) {
			if (elem.id == subID) {
				skipBlindDown = true;
			}
			Effect.BlindUp(elem.id, {duration: 0.3, transition: Effect.Transitions.sinoidal, queue:'end'});
		}
	}, this);
	if (!skipBlindDown) {
		Effect.BlindDown(subID, {duration: 0.3, transition: Effect.Transitions.sinoidal, queue:'end'});
	}
}