var mmOpenContainer = null;
var mmHideMenuTimer = null;

function StartTimeout(hideTimeout) {
	mmHideMenuTimer = setTimeout("HideMenus()", hideTimeout);	
}

function HideMenus() {
	ResetTimeout();
	if(mmOpenContainer) {
		var c = document.getElementById(mmOpenContainer);
		c.style.visibility = "hidden";
		mmOpenContainer = null;
	}
}

function ResetTimeout() {
	if (mmHideMenuTimer) clearTimeout(mmHideMenuTimer);
	mmHideMenuTimer = null;
}

function ShowMenu(containName,triggerName) {
	HideMenus();
	ResetTimeout();
	ShowMenuContainer(containName,triggerName);
	//ShowSubMenu(menuName);
}

function ShowMenuContainer(containName,triggerName) {	
	var c = document.getElementById(containName);
	var s = c.style;
	s.visibility = "inherit";
	mmOpenContainer = "" + containName;
}