reorder methods and fix typo

IPython/frontend/html/notebook/static/js/maintoolbar.js

@@ -24,25 +24,6 b' var IPython = (function (IPython) {'
 
     MainToolBar.prototype = new IPython.ToolBar(); 
 
-    MainToolBar.prototype.add_drop_down_list = function () {
-        var select = $(this.selector)
-            .append($('<select/>')
-                .attr('id','cell_type')
-                .addClass('ui-widget ui-widget-content')
-                    .append($('<option/>').attr('value','code').text('Code'))
-                    .append($('<option/>').attr('value','markdown').text('Markdown'))
-                    .append($('<option/>').attr('value','raw').text('Raw Text'))
-                    .append($('<option/>').attr('value','heading1').text('Heading 1'))
-                    .append($('<option/>').attr('value','heading2').text('Heading 2'))
-                    .append($('<option/>').attr('value','heading3').text('Heading 3'))
-                    .append($('<option/>').attr('value','heading4').text('Heading 4'))
-                    .append($('<option/>').attr('value','heading5').text('Heading 5'))
-                    .append($('<option/>').attr('value','heading6').text('Heading 6'))
-                    .append($('<option/>').attr('value','heading7').text('Heading 7'))
-                    .append($('<option/>').attr('value','heading8').text('Heading 8'))
-                );
-    };
-
     MainToolBar.prototype.construct = function () {
         this.add_buttons_group([
                 {
@@ -141,6 +122,25 b' var IPython = (function (IPython) {'
 
     };
 
+    MainToolBar.prototype.add_drop_down_list = function () {
+        var select = $(this.selector)
+            .append($('<select/>')
+                .attr('id','cell_type')
+                .addClass('ui-widget ui-widget-content')
+                    .append($('<option/>').attr('value','code').text('Code'))
+                    .append($('<option/>').attr('value','markdown').text('Markdown'))
+                    .append($('<option/>').attr('value','raw').text('Raw Text'))
+                    .append($('<option/>').attr('value','heading1').text('Heading 1'))
+                    .append($('<option/>').attr('value','heading2').text('Heading 2'))
+                    .append($('<option/>').attr('value','heading3').text('Heading 3'))
+                    .append($('<option/>').attr('value','heading4').text('Heading 4'))
+                    .append($('<option/>').attr('value','heading5').text('Heading 5'))
+                    .append($('<option/>').attr('value','heading6').text('Heading 6'))
+                    .append($('<option/>').attr('value','heading7').text('Heading 7'))
+                    .append($('<option/>').attr('value','heading8').text('Heading 8'))
+                );
+    };
+
     MainToolBar.prototype.bind_events = function () {
         var that = this;
         

IPython/frontend/html/notebook/static/js/toolbar.js

@@ -50,7 +50,7 b' var IPython = (function (IPython) {'
     //  "my_button_group_id"
     //  )
     //
-    ToolBar.prototype.add_button_group = function (list, group_id) {
+    ToolBar.prototype.add_buttons_group = function (list, group_id) {
         var span_group = $('<span/>');
         if( group_id != undefined ) {
             span_group.attr('id',group_id);
@@ -83,7 +83,9 b' var IPython = (function (IPython) {'
 
     ToolBar.prototype.toggle = function () {
         this.element.toggle();
-        IPython.layout_manager.do_resize();
+        if (IPython.layout_manager != undefined) {
+            IPython.layout_manager.do_resize();
+        }
     };