var taal;
var closeTimer = 0;
var closeTime = 200;
var menus = ['home','therapy','other','course','studies'];

//Show the menu
function funcShowMenu(id){
	document.getElementById(id).src = 'Afb/' + taal + id + 's.png';
	for(var i = 0; i < menus.length; i++){
		if(menus[i] == id && document.getElementById('tbl'+id) != null) document.getElementById('tbl'+id).style.visibility = 'visible';
	}
	funcCancelTimer();
	funcHideMenuDirect(id);
}
//Hide all menus but not the calling menu
function funcHideMenuDirect(id){
	for(var i = 0; i < menus.length; i++){
		if(menus[i] != id && document.getElementById('tbl'+menus[i]) != null) document.getElementById('tbl'+menus[i]).style.visibility = 'hidden';
	}
}
//Start timer
function funcHideMenu(id){
	document.getElementById(id).src = 'Afb/' + taal + id + '.png';
	closeTimer = window.setTimeout(function() {funcHideMenuAll(id)}, closeTime);
}
//Hide all menus with timer
function funcHideMenuAll(){
	for(var i = 0; i < menus.length; i++){
		if(document.getElementById('tbl'+menus[i]) != null) document.getElementById('tbl'+menus[i]).style.visibility = 'hidden';
	}
}
//Cancel timer
function funcCancelTimer(){
	if(closeTimer){
		window.clearTimeout(closeTimer);
		closeTimer = null;
	}
}