var doc_window = null;
function gloWindow(url)
{	if(!doc_window  || doc_window.closed)
	{
		doc_window = window.open(url,"glo", "width=600,height=360,top=120,scrollbars=yes,resizable=yes,toolbar=yes");
	}
	else
	{
		doc_window.location=url;
	}
	doc_window.focus();
	
}


function emptyWindow()
{	if (!doc_window)
	{	doc_window = window.open("about:Document","glo", "width=600,height=360,top=120,scrollbars=yes,resizable=yes,toolbar=yes");
	}
	doc_window.focus();
	return true;
}