remove payment singens if free product

templates/clientarea.tpl

@@ -99,7 +99,7 @@
                   {else}
                     <li>{debug}
                       <span class="list-heading">Trial Account</span>
-                      <span class="list-text">Restlaufzeit: 14 - {$smarty.now} - {mktime($regdate)}</span>
+                      <span class="list-text">Restlaufzeit: {14 - $smarty.now - mktime($regdate)}</span>
                     </li>
                   {/if}
                 </ul>