Prof Stef page does not use jquery.

learn.html

@@ -11,16 +11,14 @@
     <script type='text/javascript'>
         var global = typeof global === "undefined" ? window : global || window;
         new Promise(function (resolve, reject) {
-            require(['app', 'jquery'], resolve, reject);
+            require(['app'], resolve, reject);
         }).then(function (amber) {
-            var $ = require('jquery');
             amber.initialize({
                 //used for all new packages in IDE
                 'transport.defaultAmdNamespace': "amber/website"
             }).then(function () {
-                $('#tutorial').empty();
-                $('#version').text('v' + amber.globals.Smalltalk._version());
-                amber.globals.TrySmalltalkWidget._new()._appendToJQuery_(jQuery('#tutorial'));
+                '#version'._asBrush()._contents_('v' + amber.globals.Smalltalk._version());
+                '#tutorial'._asBrush()._contents_(amber.globals.TrySmalltalkWidget._new());
             });
         });
     </script>