app/assets/javascripts/fae/form/fae_chosen.js in fae-rails-1.4.0 vs app/assets/javascripts/fae/form/fae_chosen.js in fae-rails-1.4.1

@@ -19,9 +19,25 @@
       if ($this.hasClass('select-search')) {
         settings.disable_search_threshold = 0;
       }
 
       $this.chosen(settings);
+
+      // add handling for bottom of viewport / drop-up support
+      $this.on('chosen:showing_dropdown', function(event, params) {
+        var $chosen_container = $(event.target ).next('.chosen-container');
+        var $dropdown = $chosen_container.find('.chosen-drop');
+        var results_container_max_height = parseInt($dropdown.find('.chosen-results').css('max-height'));
+        var results_container_top_offset = 40; // to account for possibility of chosen search input
+        var dropdown_top = $dropdown.offset().top - FCH.$window.scrollTop();
+
+        if (dropdown_top + results_container_max_height + results_container_top_offset > FCH.dimensions.wh) {
+          $chosen_container.addClass('chosen-drop-up');
+        }
+      });
+      $this.on('chosen:hiding_dropdown', function(event, params) {
+         $(event.target).next('.chosen-container').removeClass('chosen-drop-up');
+      });
     });
 
   };
 
 }( jQuery ));