diff --git a/lib/gollum/frontend/public/gollum/javascript/editor/gollum.editor.js b/lib/gollum/frontend/public/gollum/javascript/editor/gollum.editor.js
index c55c9e19..fd0bcc3f 100755
--- a/lib/gollum/frontend/public/gollum/javascript/editor/gollum.editor.js
+++ b/lib/gollum/frontend/public/gollum/javascript/editor/gollum.editor.js
@@ -196,7 +196,9 @@
             LanguageDefinition.getHookFunctionFor("activate")();
           }
 
-          function hotkey( cmd ) {
+          function hotkey( e, cmd ) {
+            e.preventDefault();
+
             var def = LanguageDefinition.getDefinitionFor( cmd );
             if ( typeof def == 'object' ) {
               FunctionBar.executeAction( def );
@@ -205,9 +207,13 @@
             return false;
           }
 
-          Mousetrap.bind(['command+b', 'ctrl+b'], function(){ hotkey('function-bold'); });
-          Mousetrap.bind(['command+i', 'ctrl+i'], function(){ hotkey('function-italic'); });
-          Mousetrap.bind(['command+s', 'ctrl+s'], function(){
+          Mousetrap.bind(['command+1', 'ctrl+1'], function( e ){ hotkey( e, 'function-h1' ); });
+          Mousetrap.bind(['command+2', 'ctrl+2'], function( e ){ hotkey( e, 'function-h2' ); });
+          Mousetrap.bind(['command+3', 'ctrl+3'], function( e ){ hotkey( e, 'function-h3' ); });
+          Mousetrap.bind(['command+b', 'ctrl+b'], function( e ){ hotkey( e, 'function-bold' ); });
+          Mousetrap.bind(['command+i', 'ctrl+i'], function( e ){ hotkey( e, 'function-italic' ); });
+          Mousetrap.bind(['command+s', 'ctrl+s'], function( e ){
+            e.preventDefault();
             $("#gollum-editor-submit").trigger("click");
             return false;
           });