+ $s .= '</small></td><td align="center" width="33%"><small>';
+
+ if (!(isset($where) && isset($what)) && !$passed_ent_id) {
+ $prev = findPreviousMessage($mbx_response['EXISTS'], $passed_id);
+ $next = findNextMessage($passed_id);
+ if ($prev != -1) {
+ $uri = $base_uri . 'src/read_body.php?passed_id='.$prev.
+ '&mailbox='.$urlMailbox.'&sort='.$sort.
+ '&startMessage='.$startMessage.'&show_more=0';
+ $s .= '<a href="'.$uri.'">'._("Previous").'</a>';
+ } else {
+ $s .= _("Previous");
+ }
+ $s .= $topbar_delimiter;
+ if ($next != -1) {
+ $uri = $base_uri . 'src/read_body.php?passed_id='.$next.
+ '&mailbox='.$urlMailbox.'&sort='.$sort.
+ '&startMessage='.$startMessage.'&show_more=0';
+ $s .= '<a href="'.$uri.'">'._("Next").'</a>';
+ } else {
+ $s .= _("Next");
+ }
+ } else if (isset($passed_ent_id) && $passed_ent_id) {
+ /* code for navigating through attached message/rfc822 messages */
+ $url = set_url_var($PHP_SELF, 'passed_ent_id',0);
+ $s .= '<a href="'.$url.'">'._("View Message").'</a>';
+ $entities = array();
+ $entity_count = array();
+ $c = 0;
+
+ foreach($message->parent->entities as $ent) {
+ if ($ent->type0 == 'message' && $ent->type1 == 'rfc822') {
+ $c++;
+ $entity_count[$c] = $ent->entity_id;
+ $entities[$ent->entity_id] = $c;
+ }
+ }
+ $prev_link = _("Previous");
+ $next_link = _("Next");
+ if($entities[$passed_ent_id] > 1) {
+ $prev_ent_id = $entity_count[$entities[$passed_ent_id] - 1];
+ $prev_link = '<a href="'
+ . set_url_var($PHP_SELF, 'passed_ent_id', $prev_ent_id)
+ . '">' . $prev_link . '</a>';
+ }
+ if($entities[$passed_ent_id] < $c) {
+ $next_ent_id = $entity_count[$entities[$passed_ent_id] + 1];
+ $next_link = '<a href="'
+ . set_url_var($PHP_SELF, 'passed_ent_id', $next_ent_id)
+ . '">' . $next_link . '</a>';
+ }
+ $s .= $topbar_delimiter . $prev_link;
+ $par_ent_id = $message->parent->entity_id;
+ if ($par_ent_id) {
+ $par_ent_id = substr($par_ent_id,0,-2);
+ $s .= $topbar_delimiter;
+ $url = set_url_var($PHP_SELF, 'passed_ent_id',$par_ent_id);
+ $s .= '<a href="'.$url.'">'._("Up").'</a>';
+ }
+ $s .= $topbar_delimiter . $next_link;
+ }