Only show top 10 donors link if donations are enabled

classes/top10view.class.php

       <a href="top10.php?type=torrents" class="brackets"><?=self::get_selected_link("Torrents", $Selected == "torrents")?></a>
       <a href="top10.php?type=users" class="brackets"><?=self::get_selected_link("Users", $Selected == "users")?></a>
       <a href="top10.php?type=tags" class="brackets"><?=self::get_selected_link("Tags", $Selected == "tags")?></a>
+<?  if (FEATURE_DONATE) { ?>
       <a href="top10.php?type=donors" class="brackets"><?=self::get_selected_link("Donors", $Selected == "donors")?></a>
+<?  } ?>
     </div>
 <?
   }