function call_user(userid){
	index='http://www.4006009090.com/call_user.php?userid='+userid;
	//window.open(index,'','height=375, width=470, top=160, left=310, toolbar=no, menubar=no, scrollbars=no, resizable=no,location=no, status=no');
	window.open(index,'','height=510,width=640,top=200,left=400,scrollbars=no,resizable=yes');	
}