function mainmenu_out (e, element, element2, classto)
 { 
	var target= e.relatedTarget?e.relatedTarget:e.toElement;
	var children= element.getElementsByTagName ('*'); 
	for (var i= 0; i < children.length; i++) if(children [i] == target || element == target) return;

	element.style.display= 'none'; 
	element2.className= classto; 
 }



 function _element (element)
 {
	if (isNaN (document.getElementById (element)))
	{
		return document.getElementById (element);
	}
	else return false;
 }