function vd_popup(){
	window.open("viewdemo.html","pop","width=750,height=280,toolbar=no,scrollbars=no,menubar=no,resizable=no,top=100,left=100");
	}
	
function emap(){
	window.open("emap.html","emap","left=20,top=120,width=750,height=350,toolbar=no,scrollbars=no,menubar=no,resizable=no");
	}