Reimplement sysadmin with backbone

static/scripts/sysadmin-app/views/side-nav.js

@@ -0,0 +1,39 @@
+define([
+    'jquery',
+    'underscore',
+    'backbone',
+    'common'
+], function($, _, Backbone, Common) {
+    'use strict';
+
+    var sideNavView = Backbone.View.extend({
+        el: '#side-nav',
+
+        template: _.template($("#side-nav-tmpl").html()),
+
+        initialize: function() {
+            this.default_cur_tab = 'dashboard';
+            this.data = {
+                'cur_tab': this.default_cur_tab
+            };
+            this.render();
+            this.$el.show();
+        },
+
+        render: function() {
+            this.$el.html(this.template(this.data));
+            return this;
+        },
+
+        setCurTab: function(cur_tab, options) {
+            this.data.cur_tab = cur_tab || this.default_cur_tab;
+            if (options) {
+                $.extend(this.data, options);
+            }
+            this.render();
+        }
+
+    });
+
+    return sideNavView;
+});