var openedMenu = '';

function ShowMenu(menuId) {
	HideMenu();
	var el = document.getElementById(menuId);
	if(el) { el.style.visibility = "visible"; }
	openedMenu = menuId;
	flag = false;
}

function HideMenu() { 
	if (openedMenu) { 
		if (document.getElementById(openedMenu)) { 
			document.getElementById(openedMenu).style.visibility = "hidden"; 
		}
	}
}

function rollItem(elementID, onORoff) {
	if(onORoff=="on") 	{  elementID.src='/common/images/'+elementID.name+'_on.gif'; }
	if(onORoff=="off")	{  elementID.src='/common/images/'+elementID.name+'_off.gif'; }
}