Hide help if there is no help definition for the given language

lib/gollum/frontend/public/javascript/gollum-editor/gollum.editor.js

@@ -550,6 +550,9 @@
               // deactivate the function bar; it's not gonna work now
               FunctionBar.deactivate();
             }
+            if ( Help.isShown() ) {
+              Help.hide();
+            }
           }   
         }
       },
@@ -775,6 +778,27 @@
    },
    
    
+   hide: function() {
+     $('#gollum-editor-help').animate({
+                                        opacity: 0
+                                       }, 200,
+                                      function() {
+                                        $('#gollum-editor-help')
+                                          .animate({ height: 'hide' }, 200);
+                                      });
+   },
+   
+   show: function() {
+      $('#gollum-editor-help').animate({
+                                    height: 'show'
+                                   }, 200,
+                                  function() {
+                                    $('#gollum-editor-help')
+                                      .animate({ opacity: 1 }, 300);
+                                  });
+   },
+   
+   
    /**
     *  Help.showHelpFor
     *  Displays the actual help content given the two menu indexes, which are 
@@ -809,6 +833,11 @@
    },
    
    
+   isShown: function() {
+     return ( $('#gollum-editor-help').is(':visible') );
+   },
+   
+   
    /**
     *  Help.isValidHelpFormat
     *  Does a quick check to make sure that the help definition isn't in a 
@@ -862,25 +891,8 @@
     */
    evtHelpButtonClick: function( e ) {
      e.preventDefault();
-     
-     // cascaded animations are prettier
-     if ( $('#gollum-editor-help').is(':visible') ) {
-       $('#gollum-editor-help').animate({
-                                          opacity: 0
-                                         }, 200,
-                                        function() {
-                                          $('#gollum-editor-help')
-                                            .animate({ height: 'hide' }, 200);
-                                        });
-     } else {
-       $('#gollum-editor-help').animate({
-                                          height: 'show'
-                                         }, 200,
-                                        function() {
-                                          $('#gollum-editor-help')
-                                            .animate({ opacity: 1 }, 300);
-                                        });
-     }
+     if ( Help.isShown() ) Help.hide();
+     else Help.show();
    },
    
    

scratch/TODO

@@ -3,8 +3,6 @@
 * IE7 Styles
 * Fix how text selections occur in IE7/8 so we actually get the right text
 * Figure out why Dialogs won't fire in IE7 (likely a css issue)
-* Hide help if the new JS file doesn't have working help.
-* Hide function bar if language definition is malformed (non-404 results)
   
 * Write Editor/Sidebar implementation notes for Rick
 * Find some clever way to represent page hierarchy.