function zoom(pg,w,h){ 
		window.open(pg,"popup","width=" + w + ",height="+ h +",status=0,noresize,menubar=0,scrollbars=0"); 
	}

function virtualtour(pg){
			window.open(pg,"","width=500,height=530,status=0,noresize,menubar=0,scrollbars=0");
	}