title: Updating upload_max_filesize in joomla
body: <p>I am using frame work Joomla1.5. I am not able to submit form with multiple uploaded files having each file size more than 3mb. i tried to set <code>post_max_size</code>, <code>upload_max_size</code> parameters in layout <code>default.php(views/tmpl/default.php)</code> as </p>
  
  <pre><code>ini_set('upload_max_filesize', '5M');
  ini_set('post_max_size', '15M');
  </code></pre>
  
  <p>but that parameters still showing default sizes only. 
  can you please tell me where/how to set value in joomla</p>
  
  <p>Thanks in advance</p>