add addon tab

templates/clientarea.tpl

@@ -445,7 +445,7 @@
                                         <span class="list-heading">{$LANG.sslorderdate}</span>
                                         <span class="list-text">{$addon.regdate}</span>
                                     </li>
-                                    {if ! $addon.pricing|strstr:"{$LANG.orderpaymenttermonetime}"}
+                                    {if (! $addon.pricing|strstr:"{$LANG.orderpaymenttermonetime}") || (! $addon.nextduedate == '-')}
                                       <li>
                                           <span class="list-heading">{$LANG.clientareahostingnextduedate}</span>
                                           <span class="list-text">{$addon.nextduedate}</span>