--- a/js/bootstrap-button.js
+++ b/js/bootstrap-button.js
@@ -1,1 +1,96 @@
+/* ============================================================
+ * bootstrap-button.js v2.1.0
+ * http://twitter.github.com/bootstrap/javascript.html#buttons
+ * ============================================================
+ * Copyright 2012 Twitter, Inc.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * ============================================================ */
 
+
+!function ($) {
+
+  "use strict"; // jshint ;_;
+
+
+ /* BUTTON PUBLIC CLASS DEFINITION
+  * ============================== */
+
+  var Button = function (element, options) {
+    this.$element = $(element)
+    this.options = $.extend({}, $.fn.button.defaults, options)
+  }
+
+  Button.prototype.setState = function (state) {
+    var d = 'disabled'
+      , $el = this.$element
+      , data = $el.data()
+      , val = $el.is('input') ? 'val' : 'html'
+
+    state = state + 'Text'
+    data.resetText || $el.data('resetText', $el[val]())
+
+    $el[val](data[state] || this.options[state])
+
+    // push to event loop to allow forms to submit
+    setTimeout(function () {
+      state == 'loadingText' ?
+        $el.addClass(d).attr(d, d) :
+        $el.removeClass(d).removeAttr(d)
+    }, 0)
+  }
+
+  Button.prototype.toggle = function () {
+    var $parent = this.$element.parent('[data-toggle="buttons-radio"]')
+
+    $parent && $parent
+      .find('.active')
+      .removeClass('active')
+
+    this.$element.toggleClass('active')
+  }
+
+
+ /* BUTTON PLUGIN DEFINITION
+  * ======================== */
+
+  $.fn.button = function (option) {
+    return this.each(function () {
+      var $this = $(this)
+        , data = $this.data('button')
+        , options = typeof option == 'object' && option
+      if (!data) $this.data('button', (data = new Button(this, options)))
+      if (option == 'toggle') data.toggle()
+      else if (option) data.setState(option)
+    })
+  }
+
+  $.fn.button.defaults = {
+    loadingText: 'loading...'
+  }
+
+  $.fn.button.Constructor = Button
+
+
+ /* BUTTON DATA-API
+  * =============== */
+
+  $(function () {
+    $('body').on('click.button.data-api', '[data-toggle^=button]', function ( e ) {
+      var $btn = $(e.target)
+      if (!$btn.hasClass('btn')) $btn = $btn.closest('.btn')
+      $btn.button('toggle')
+    })
+  })
+
+}(window.jQuery);