function showmenu(pid,x) {
	thismenu = "menu"+pid;
	hidemenu();
	hidesubmenu();
	actualposition = x - 375;
	
	if (document.getElementById(thismenu)) {
		document.getElementById(thismenu).style.visibility = "visible";
		document.getElementById(thismenu).style.left = actualposition;
	}
}

function showsubmenu(thissubmenu,menunum) {
	hidesubmenu();
 	subposition = actualposition + 201;
 	ypos = 27 * menunum;
	document.getElementById(thissubmenu).style.visibility = "visible";
	document.getElementById(thissubmenu).style.left = subposition;
	document.getElementById(thissubmenu).style.top = ypos;
}

function hidemenu() {
	for (i=0; i<window.menuarray.length; i++) {
		thisid = window.menuarray[i];
		if (document.getElementById('menu'+thisid)) {
			document.getElementById('menu'+thisid).style.visibility = 'hidden';
		}
	}
}

function hidesubmenu() {
	for (i=0; i<window.submenuarray.length; i++) {
		thisid = window.submenuarray[i];
		if (document.getElementById('menu'+thisid)) {
			document.getElementById('menu'+thisid).style.visibility = 'hidden';
		}
	}
}