title: htaccess redirect based on http referer
body: <p>One of my site is redirected to another site like this :</p>
  
  <p><a href="http://cccc-xyz.ch" rel="nofollow">http://cccc-xyz.ch</a> is redirected to <a href="http://abc.ch" rel="nofollow">http://abc.ch</a></p>
  
  <p>Now want if the redirection is coming from <a href="http://cccc-xyz.ch" rel="nofollow">http://cccc-xyz.ch</a>, it should redirect to <a href="http://abc.ch/cccc-xyz-page" rel="nofollow">http://abc.ch/cccc-xyz-page</a> by writing htaccess in <a href="http://abc.ch" rel="nofollow">http://abc.ch</a>.</p>