var tm;
function hidezer(){
	$('#sub_Home').hide();
	$('#sub_Contact').hide();
	$('#sub_Clients').hide();
	$('#sub_Portfolio').hide();
	$('#sub_About').hide();
}

function Menu(subm){
	hidezer();
	var elem = document.getElementById('sub_'+subm);//$('sub_'+subm);
	elem.style.display='block';
	if(tm){clearTimeout(tm);}
}

function MenuH(){
	if(tm){clearTimeout(tm);}
	tm = setTimeout(hidezer,1500);
}