var enter = false;

function showMenu(caller, target){
	var boxes = document.getElementsByTagName('DIV');
	for(var i = 0; i<boxes.length; i++){
		if(boxes[i].className=='menuBox') boxes[i].style.visibility = 'hidden';
	}
	if(target!=''){
		var c = document.getElementById(caller);
		var x = c.offsetLeft;
		var y = parseInt(c.offsetTop) + 30;
		var t = document.getElementById(target);
		t.style.left = x;
		t.style.top = y;
		t.style.visibility = 'visible';
	}
}
function hideMenu(target){
	if(event) var e = event;
	var x = e.srcElement.id;
	//if(x=='') x = e.srcElement.tagName;
	if(x==target && enter==true) document.getElementById(target).style.visibility = 'hidden'; 
	if(x==target && enter==false) enter = true;
}