function openSubServices() {
	flag = true;
	document.getElementById('subservices1').style.display=''; 
	document.getElementById('subservices2').style.display='';
}

function closeSubServices() {
	flag = false;
	setTimeout('closeSubServices2()', 1000);
}

function closeSubServices2() {
	if (!flag) {
		document.getElementById('subservices1').style.display='none'; 
		document.getElementById('subservices2').style.display='none';
		flag = false;
	}
}