myTimer = window.setTimeout("", 0);
var lastElement = '';

function setSubmenu(currentItem) {
	window.clearTimeout(myTimer);	
	if(lastElement == ''){
		lastElement = document.getElementById('submenu' + submenuID);	
	}
	if (lastElement != null){
		lastElement.className = 'inactive';
		// currentElement.style.display = 'none';
	}
	
	var currentElement = document.getElementById('submenu' + currentItem);
	currentElement.className = 'active';
	// currentElement.style.display = 'inline';
	
	lastElement = currentElement;
}

function resetMenu(){
	if(submenuID == 'index.php'){
		submenuID ='';
	}
	myTimer = window.setTimeout("setSubmenu(submenuID)", 700);
}

function stopTimer(){
	window.clearTimeout(myTimer); 
}