pay.weixin.qq.com的内链格式都是
index.php/xxx/aaa形式的
如：
https://pay.weixin.qq.com/index.php/account
https://pay.weixin.qq.com/index.php/trade/search_new
https://pay.weixin.qq.com/index.php/refundquery
https://pay.weixin.qq.com/index.php/settle/settled