var activeTopmenu = null;
var hideTimeout = 500;
var doHide = false;

function showSubMenu(id){
	doHide = false;
	if(id != activeTopmenu){
		var d = document.getElementById('subDiv' + activeTopmenu);
		//alert(activeTopmenu)
		if(d){
			d.style.display = 'none';
		}
		//hideSubMenu(activeTopmenu);
	}
	var d = document.getElementById('subDiv' + id);
	if(d){
		d.style.display = 'block';
	}
	activeTopmenu = id;
}
function hideSubMenu(id){
	doHide = true;
	setTimeout('realHide(' + id + ')', hideTimeout);
	//activeTopmenu = null;
	/*
	var d = document.getElementById('subDiv' + id);
	if(d){
		d.style.display = 'none';
	}
	*/
}

function realHide(id){
	if(doHide == false){
		return;
	}
	var d = document.getElementById('subDiv' + id);
	if(d){
		d.style.display = 'none';
	}
	//activeTopmenu = null;
}