// The menu code on this page is Copyright 2006-2007 javascript-array.com
var Timeout = 500;
var CloseTimer = 0;
var DdMenuItem = 0;
function MOpen(id)
{	
	// cancel close timer
	MCancelCloseTime();

	// close old layer
	if(DdMenuItem) DdMenuItem.style.visibility = 'hidden';

	// get new layer and show it
	DdMenuItem = document.getElementById(id);
	DdMenuItem.style.visibility = 'visible';

}
function MClose() { if(DdMenuItem) DdMenuItem.style.visibility = 'hidden'; }
function MCloseTime() { CloseTimer = window.setTimeout(MClose, Timeout); }
function MCancelCloseTime()
{
	if(CloseTimer)
	{
		window.clearTimeout(CloseTimer);
		CloseTimer = null;
	}
}
document.onclick = MClose;