<IfModule mod_rewrite.c>
RewriteEngine on
RewriteCond %{REQUEST_FILENAME} !-d
RewriteCond %{REQUEST_FILENAME} !-f

RewriteRule ^(.*)s(.*).html$ index.php/$1/id/$2 [QSA,PT,L]
RewriteRule index.html$ /index/indexs.html [QSA,PT,L]


</IfModule>