use lang key

templates/clientarea.tpl

@@ -102,8 +102,9 @@
                       <td></td>
                       <td>
                         {if $status == "{lang key='clientareaterminated'}"}
+                          <a href="/cart.php?gid={$gid}" class="btn btn-block btn-primary">Jetzt kaufen</a>
                         {else}
-                        <a href="/upgrade.php?type=package&id={$id}" class="btn btn-block btn-primary">Jetzt upgraden</a>
+                          <a href="/upgrade.php?type=package&id={$id}" class="btn btn-block btn-primary">Jetzt upgraden</a>
                         {/if}
                       </td>
                     </tr>