text: $('.btn-minimize').click(function (e) {
          e.preventDefault();
          var $target = $(this).parent().parent().next('.box-content');
          if ($target.is(':visible')) $('i', $(this)).removeClass('glyphicon-chevron-up').addClass('glyphicon-chevron-down');
          else                       $('i', $(this)).removeClass('glyphicon-chevron-down').addClass('glyphicon-chevron-up');
          $target.slideToggle();
      });