// JavaScript Document
		function emailafriend(page,width,height){		
		var a;
		a = width / 2;
		var b;
		b = height / 2;	
		var LeftPosition = (screen.width/2) - a;
		var TopPosition = (screen.height/2) - b;
		window.open(page, "", "width="+width+",height="+height+",toolbar=no,header=no,location=no,resizable=0,"+"left="+LeftPosition +",top="+TopPosition+",scrollbars=1");			
		}