renderServer don't support Extension,don't deal with /link.php?url=aHR0cDovL2RlYWxlci5iaXRhdXRvLmNvbS8zMTAxMDA2L3ByaWNlX2RldGFpbC8xMzM0ODMuaHRtbD9sZWFkc19zb3VyY2U9cDA0MDAwMg