title: Disable hot linking or direct download of my videos and only stream the video when it's displayed from a page in my website
body: <p>I want to disbale hot linking of <code>FLV</code> and <code>MP4</code> videos hosted on my server, except when the videos are displayed from a page which its URL <em>starts with</em> :<br/>
  <code>http://www.mywebsite.com/index.php?main_page=videos_page&amp;</code> <br/><br/>
  What are the apache configurations that I have to add to my .htaccess file?</p>