php - htaccess redirection is not working -

i don't know more how write htaccess code redirection.

now url : http://mydomain.com/beta/?selector=login. above link open login page,

login page available here : page/login.php

and have write following code in index.php

<?php include ("page/header.php"); if(isset($_get['selector'])){       if($_get['selector']=="feed") { include ("feeds/index.php"); }       else { include ("page/".$_get['selector'].".php"); } } else{     include ("page/home.php"); } include ("page/header.php"); ?> 

now want instead of above link http://mydomain.com/beta/login

i have write following code in htaccess file :

rewriteengine on
rewritebase /beta/
rewriterule ^index.php$ - [l]
rewritecond %{request_filename} !-f
rewritecond %{request_filename} !-d
rewriterule . /beta/index.php [l]


it's not working..

please me , in advance. please don't down vote , sorry language , poor english :(

will work?

rewriteengine on rewritebase /beta/ rewriterule ^index.php$ - [l] rewriterule ^feed/?$ - [l] rewritecond %{request_filename} !-f rewritecond %{request_filename} !-d rewriterule ^(.*)$ index.php?selector=$1 [l,qsa]