修改

-<IfModule mod_rewrite.c>
-  Options +FollowSymlinks -Multiviews
-  RewriteEngine On
-
-  RewriteCond %{REQUEST_FILENAME} !-d
-  RewriteCond %{REQUEST_FILENAME} !-f
-  RewriteRule ^(.*)$ index.php [L,E=PATH_INFO:$1]
-</IfModule>

-if (!-e $request_filename) {
-   rewrite  ^(.*)$  /index.php?s=/$1  last;
-   break;
-}