diff --git a/node_modules/material-design-lite/src/switch/switch.js b/node_modules/material-design-lite/src/switch/switch.js
new file mode 100644
index 0000000..e71a591
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+++ b/node_modules/material-design-lite/src/switch/switch.js
@@ -0,0 +1,273 @@
+/**
+ * @license
+ * Copyright 2015 Google Inc. All Rights Reserved.
+ *
+ * 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';
+
+  /**
+   * Class constructor for Checkbox MDL component.
+   * Implements MDL component design pattern defined at:
+   * https://github.com/jasonmayes/mdl-component-design-pattern
+   *
+   * @constructor
+   * @param {HTMLElement} element The element that will be upgraded.
+   */
+  var MaterialSwitch = function MaterialSwitch(element) {
+    this.element_ = element;
+
+    // Initialize instance.
+    this.init();
+  };
+  window['MaterialSwitch'] = MaterialSwitch;
+
+  /**
+   * Store constants in one place so they can be updated easily.
+   *
+   * @enum {string | number}
+   * @private
+   */
+  MaterialSwitch.prototype.Constant_ = {
+    TINY_TIMEOUT: 0.001
+  };
+
+  /**
+   * Store strings for class names defined by this component that are used in
+   * JavaScript. This allows us to simply change it in one place should we
+   * decide to modify at a later date.
+   *
+   * @enum {string}
+   * @private
+   */
+  MaterialSwitch.prototype.CssClasses_ = {
+    INPUT: 'mdl-switch__input',
+    TRACK: 'mdl-switch__track',
+    THUMB: 'mdl-switch__thumb',
+    FOCUS_HELPER: 'mdl-switch__focus-helper',
+    RIPPLE_EFFECT: 'mdl-js-ripple-effect',
+    RIPPLE_IGNORE_EVENTS: 'mdl-js-ripple-effect--ignore-events',
+    RIPPLE_CONTAINER: 'mdl-switch__ripple-container',
+    RIPPLE_CENTER: 'mdl-ripple--center',
+    RIPPLE: 'mdl-ripple',
+    IS_FOCUSED: 'is-focused',
+    IS_DISABLED: 'is-disabled',
+    IS_CHECKED: 'is-checked'
+  };
+
+  /**
+   * Handle change of state.
+   *
+   * @param {Event} event The event that fired.
+   * @private
+   */
+  MaterialSwitch.prototype.onChange_ = function(event) {
+    this.updateClasses_();
+  };
+
+  /**
+   * Handle focus of element.
+   *
+   * @param {Event} event The event that fired.
+   * @private
+   */
+  MaterialSwitch.prototype.onFocus_ = function(event) {
+    this.element_.classList.add(this.CssClasses_.IS_FOCUSED);
+  };
+
+  /**
+   * Handle lost focus of element.
+   *
+   * @param {Event} event The event that fired.
+   * @private
+   */
+  MaterialSwitch.prototype.onBlur_ = function(event) {
+    this.element_.classList.remove(this.CssClasses_.IS_FOCUSED);
+  };
+
+  /**
+   * Handle mouseup.
+   *
+   * @param {Event} event The event that fired.
+   * @private
+   */
+  MaterialSwitch.prototype.onMouseUp_ = function(event) {
+    this.blur_();
+  };
+
+  /**
+   * Handle class updates.
+   *
+   * @private
+   */
+  MaterialSwitch.prototype.updateClasses_ = function() {
+    this.checkDisabled();
+    this.checkToggleState();
+  };
+
+  /**
+   * Add blur.
+   *
+   * @private
+   */
+  MaterialSwitch.prototype.blur_ = function() {
+    // TODO: figure out why there's a focus event being fired after our blur,
+    // so that we can avoid this hack.
+    window.setTimeout(function() {
+      this.inputElement_.blur();
+    }.bind(this), /** @type {number} */ (this.Constant_.TINY_TIMEOUT));
+  };
+
+  // Public methods.
+
+  /**
+   * Check the components disabled state.
+   *
+   * @public
+   */
+  MaterialSwitch.prototype.checkDisabled = function() {
+    if (this.inputElement_.disabled) {
+      this.element_.classList.add(this.CssClasses_.IS_DISABLED);
+    } else {
+      this.element_.classList.remove(this.CssClasses_.IS_DISABLED);
+    }
+  };
+  MaterialSwitch.prototype['checkDisabled'] =
+      MaterialSwitch.prototype.checkDisabled;
+
+  /**
+   * Check the components toggled state.
+   *
+   * @public
+   */
+  MaterialSwitch.prototype.checkToggleState = function() {
+    if (this.inputElement_.checked) {
+      this.element_.classList.add(this.CssClasses_.IS_CHECKED);
+    } else {
+      this.element_.classList.remove(this.CssClasses_.IS_CHECKED);
+    }
+  };
+  MaterialSwitch.prototype['checkToggleState'] =
+      MaterialSwitch.prototype.checkToggleState;
+
+  /**
+   * Disable switch.
+   *
+   * @public
+   */
+  MaterialSwitch.prototype.disable = function() {
+    this.inputElement_.disabled = true;
+    this.updateClasses_();
+  };
+  MaterialSwitch.prototype['disable'] = MaterialSwitch.prototype.disable;
+
+  /**
+   * Enable switch.
+   *
+   * @public
+   */
+  MaterialSwitch.prototype.enable = function() {
+    this.inputElement_.disabled = false;
+    this.updateClasses_();
+  };
+  MaterialSwitch.prototype['enable'] = MaterialSwitch.prototype.enable;
+
+  /**
+   * Activate switch.
+   *
+   * @public
+   */
+  MaterialSwitch.prototype.on = function() {
+    this.inputElement_.checked = true;
+    this.updateClasses_();
+  };
+  MaterialSwitch.prototype['on'] = MaterialSwitch.prototype.on;
+
+  /**
+   * Deactivate switch.
+   *
+   * @public
+   */
+  MaterialSwitch.prototype.off = function() {
+    this.inputElement_.checked = false;
+    this.updateClasses_();
+  };
+  MaterialSwitch.prototype['off'] = MaterialSwitch.prototype.off;
+
+  /**
+   * Initialize element.
+   */
+  MaterialSwitch.prototype.init = function() {
+    if (this.element_) {
+      this.inputElement_ = this.element_.querySelector('.' +
+          this.CssClasses_.INPUT);
+
+      var track = document.createElement('div');
+      track.classList.add(this.CssClasses_.TRACK);
+
+      var thumb = document.createElement('div');
+      thumb.classList.add(this.CssClasses_.THUMB);
+
+      var focusHelper = document.createElement('span');
+      focusHelper.classList.add(this.CssClasses_.FOCUS_HELPER);
+
+      thumb.appendChild(focusHelper);
+
+      this.element_.appendChild(track);
+      this.element_.appendChild(thumb);
+
+      this.boundMouseUpHandler = this.onMouseUp_.bind(this);
+
+      if (this.element_.classList.contains(
+          this.CssClasses_.RIPPLE_EFFECT)) {
+        this.element_.classList.add(
+            this.CssClasses_.RIPPLE_IGNORE_EVENTS);
+        this.rippleContainerElement_ = document.createElement('span');
+        this.rippleContainerElement_.classList.add(
+            this.CssClasses_.RIPPLE_CONTAINER);
+        this.rippleContainerElement_.classList.add(this.CssClasses_.RIPPLE_EFFECT);
+        this.rippleContainerElement_.classList.add(this.CssClasses_.RIPPLE_CENTER);
+        this.rippleContainerElement_.addEventListener('mouseup', this.boundMouseUpHandler);
+
+        var ripple = document.createElement('span');
+        ripple.classList.add(this.CssClasses_.RIPPLE);
+
+        this.rippleContainerElement_.appendChild(ripple);
+        this.element_.appendChild(this.rippleContainerElement_);
+      }
+
+      this.boundChangeHandler = this.onChange_.bind(this);
+      this.boundFocusHandler = this.onFocus_.bind(this);
+      this.boundBlurHandler = this.onBlur_.bind(this);
+
+      this.inputElement_.addEventListener('change', this.boundChangeHandler);
+      this.inputElement_.addEventListener('focus', this.boundFocusHandler);
+      this.inputElement_.addEventListener('blur', this.boundBlurHandler);
+      this.element_.addEventListener('mouseup', this.boundMouseUpHandler);
+
+      this.updateClasses_();
+      this.element_.classList.add('is-upgraded');
+    }
+  };
+
+  // The component registers itself. It can assume componentHandler is available
+  // in the global scope.
+  componentHandler.register({
+    constructor: MaterialSwitch,
+    classAsString: 'MaterialSwitch',
+    cssClass: 'mdl-js-switch',
+    widget: true
+  });
+})();