/**
  * Display all image-links for personal bests
  */
 private function displayPersonalBestsImages()
 {
     $SubLinks = array();
     foreach ($this->PBdistances as $km) {
         $name = (new Distance($km))->stringAuto(true, 1);
         $SubLinks[] = Ajax::flotChange($name, 'bestzeitenFlots', 'bestzeit' . $km * 1000);
     }
     $Links = array(array('tag' => '<a href="#">' . __('Choose distance') . '</a>', 'subs' => $SubLinks));
     echo '<div class="databox" style="float:none;padding:0;width:490px;margin:20px auto;">';
     echo '<div class="panel-heading">';
     echo '<div class="panel-menu">';
     echo Ajax::toolbarNavigation($Links);
     echo '</div>';
     echo '<h1>' . __('Results trend') . '</h1>';
     echo '</div>';
     echo '<div class="panel-content">';
     $display_km = $this->PBdistances[0];
     if (in_array($this->Configuration()->value('main_distance'), $this->PBdistances)) {
         $display_km = $this->Configuration()->value('main_distance');
     }
     echo '<div id="bestzeitenFlots" class="flot-changeable" style="position:relative;width:482px;height:192px;">';
     foreach ($this->PBdistances as $km) {
         echo Plot::getInnerDivFor('bestzeit' . $km * 1000, 480, 190, $km != $display_km);
         $_GET['km'] = $km;
         include 'Plot.Bestzeit.php';
     }
     echo '</div>';
     echo '</div>';
     echo '</div>';
 }