From ef83ec745f32b7c3d4752a05bd3ca803fda38ccf Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Jo=C3=A3o=20Jer=C3=B3nimo?= <joaopintojeronimo@gmail.com>
Date: Fri, 6 Jun 2014 17:09:43 +0100
Subject: [PATCH] add hopscotch

---
 ajax/libs/hopscotch/0.2.0/hopscotch.js     | 2295 ++++++++++++++++++++
 ajax/libs/hopscotch/0.2.0/hopscotch.min.js |   17 +
 ajax/libs/hopscotch/package.json           |   41 +
 3 files changed, 2353 insertions(+)
 create mode 100644 ajax/libs/hopscotch/0.2.0/hopscotch.js
 create mode 100644 ajax/libs/hopscotch/0.2.0/hopscotch.min.js
 create mode 100644 ajax/libs/hopscotch/package.json

diff --git a/ajax/libs/hopscotch/0.2.0/hopscotch.js b/ajax/libs/hopscotch/0.2.0/hopscotch.js
new file mode 100644
index 000000000..68a21ff73
--- /dev/null
+++ b/ajax/libs/hopscotch/0.2.0/hopscotch.js
@@ -0,0 +1,2295 @@
+/**! hopscotch - v0.2.0
+*
+* Copyright 2014 LinkedIn Corp. 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(context, namespace) {
+  var Hopscotch,
+      HopscotchBubble,
+      HopscotchCalloutManager,
+      HopscotchI18N,
+      customI18N,
+      customRenderer,
+      customEscape,
+      templateToUse = 'bubble_default',
+      Sizzle = window.Sizzle || null,
+      utils,
+      callbacks,
+      helpers,
+      winLoadHandler,
+      defaultOpts,
+      winHopscotch      = context[namespace],
+      undefinedStr      = 'undefined',
+      waitingToStart    = false, // is a tour waiting for the document to finish
+                                 // loading so that it can start?
+      hasJquery         = (typeof window.jQuery !== undefinedStr),
+      hasSessionStorage = false,
+      document          = window.document;
+
+  // If cookies are disabled, accessing sessionStorage can throw an error.
+  try {
+    hasSessionStorage = (typeof window.sessionStorage !== undefinedStr);
+  } catch (err) {}
+
+  defaultOpts       = {
+    smoothScroll:    true,
+    scrollDuration:  1000,
+    scrollTopMargin: 200,
+    showCloseButton: true,
+    showPrevButton:  false,
+    showNextButton:  true,
+    bubbleWidth:     280,
+    bubblePadding:   15,
+    arrowWidth:      20,
+    skipIfNoElement: true,
+    cookieName:      'hopscotch.tour.state'
+  };
+
+  if (winHopscotch) {
+    // Hopscotch already exists.
+    return;
+  }
+
+  if (!Array.isArray) {
+    Array.isArray = function(obj) {
+      return Object.prototype.toString.call(obj) === '[object Array]';
+    };
+  }
+
+  /**
+   * Called when the page is done loading.
+   *
+   * @private
+   */
+  winLoadHandler = function() {
+    if (waitingToStart) {
+      winHopscotch.startTour();
+    }
+  };
+
+  /**
+   * utils
+   * =====
+   * A set of utility functions, mostly for standardizing to manipulate
+   * and extract information from the DOM. Basically these are things I
+   * would normally use jQuery for, but I don't want to require it for
+   * this framework.
+   *
+   * @private
+   */
+  utils = {
+    /**
+     * addClass
+     * ========
+     * Adds one or more classes to a DOM element.
+     *
+     * @private
+     */
+    addClass: function(domEl, classToAdd) {
+      var domClasses,
+          classToAddArr,
+          setClass,
+          i,
+          len;
+
+      if (!domEl.className) {
+        domEl.className = classToAdd;
+      }
+      else {
+        classToAddArr = classToAdd.split(/\s+/);
+        domClasses = ' ' + domEl.className + ' ';
+        for (i = 0, len = classToAddArr.length; i < len; ++i) {
+          if (domClasses.indexOf(' ' + classToAddArr[i] + ' ') < 0) {
+            domClasses += classToAddArr[i] + ' ';
+          }
+        }
+        domEl.className = domClasses.replace(/^\s+|\s+$/g,'');
+      }
+    },
+
+    /**
+     * removeClass
+     * ===========
+     * Remove one or more classes from a DOM element.
+     *
+     * @private
+     */
+    removeClass: function(domEl, classToRemove) {
+      var domClasses,
+          classToRemoveArr,
+          currClass,
+          i,
+          len;
+
+      classToRemoveArr = classToRemove.split(/\s+/);
+      domClasses = ' ' + domEl.className + ' ';
+      for (i = 0, len = classToRemoveArr.length; i < len; ++i) {
+        domClasses = domClasses.replace(' ' + classToRemoveArr[i] + ' ', ' ');
+      }
+      domEl.className = domClasses.replace(/^\s+|\s+$/g,'');
+    },
+
+    /**
+     * hasClass
+     * ========
+     * Determine if a given DOM element has a class.
+     */
+    hasClass: function(domEl, classToCheck){
+      var classes;
+
+      if(!domEl.className){ return false; }
+      classes = ' ' + domEl.className + ' ';
+      return (classes.indexOf(' ' + classToCheck + ' ') !== -1);
+    },
+
+    /**
+     * @private
+     */
+    getPixelValue: function(val) {
+      var valType = typeof val;
+      if (valType === 'number') { return val; }
+      if (valType === 'string') { return parseInt(val, 10); }
+      return 0;
+    },
+
+    /**
+     * Inspired by Python... returns val if it's defined, otherwise returns the default.
+     *
+     * @private
+     */
+    valOrDefault: function(val, valDefault) {
+      return typeof val !== undefinedStr ? val : valDefault;
+    },
+
+    /**
+     * Invokes a single callback represented by an array.
+     * Example input: ["my_fn", "arg1", 2, "arg3"]
+     * @private
+     */
+    invokeCallbackArrayHelper: function(arr) {
+      // Logic for a single callback
+      var fn;
+      if (Array.isArray(arr)) {
+        fn = helpers[arr[0]];
+        if (typeof fn === 'function') {
+          return fn.apply(this, arr.slice(1));
+        }
+      }
+    },
+
+    /**
+     * Invokes one or more callbacks. Array should have at most one level of nesting.
+     * Example input:
+     * ["my_fn", "arg1", 2, "arg3"]
+     * [["my_fn_1", "arg1", "arg2"], ["my_fn_2", "arg2-1", "arg2-2"]]
+     * [["my_fn_1", "arg1", "arg2"], function() { ... }]
+     * @private
+     */
+    invokeCallbackArray: function(arr) {
+      var i, len;
+
+      if (Array.isArray(arr)) {
+        if (typeof arr[0] === 'string') {
+          // Assume there are no nested arrays. This is the one and only callback.
+          return utils.invokeCallbackArrayHelper(arr);
+        }
+        else { // assume an array
+          for (i = 0, len = arr.length; i < len; ++i) {
+            utils.invokeCallback(arr[i]);
+          }
+        }
+      }
+    },
+
+    /**
+     * Helper function for invoking a callback, whether defined as a function literal
+     * or an array that references a registered helper function.
+     * @private
+     */
+    invokeCallback: function(cb) {
+      if (typeof cb === 'function') {
+        return cb();
+      }
+      if (typeof cb === 'string' && helpers[cb]) { // name of a helper
+        return helpers[cb]();
+      }
+      else { // assuming array
+        return utils.invokeCallbackArray(cb);
+      }
+    },
+
+    /**
+     * If stepCb (the step-specific helper callback) is passed in, then invoke
+     * it first. Then invoke tour-wide helper.
+     *
+     * @private
+     */
+    invokeEventCallbacks: function(evtType, stepCb) {
+      var cbArr = callbacks[evtType],
+          callback,
+          fn,
+          i,
+          len;
+
+      if (stepCb) {
+        return this.invokeCallback(stepCb);
+      }
+
+      for (i=0, len=cbArr.length; i<len; ++i) {
+        this.invokeCallback(cbArr[i].cb);
+      }
+    },
+
+    /**
+     * @private
+     */
+    getScrollTop: function() {
+      var scrollTop;
+      if (typeof window.pageYOffset !== undefinedStr) {
+        scrollTop = window.pageYOffset;
+      }
+      else {
+        // Most likely IE <=8, which doesn't support pageYOffset
+        scrollTop = document.documentElement.scrollTop;
+      }
+      return scrollTop;
+    },
+
+    /**
+     * @private
+     */
+    getScrollLeft: function() {
+      var scrollLeft;
+      if (typeof window.pageXOffset !== undefinedStr) {
+        scrollLeft = window.pageXOffset;
+      }
+      else {
+        // Most likely IE <=8, which doesn't support pageXOffset
+        scrollLeft = document.documentElement.scrollLeft;
+      }
+      return scrollLeft;
+    },
+
+    /**
+     * @private
+     */
+    getWindowHeight: function() {
+      return window.innerHeight || document.documentElement.clientHeight;
+    },
+
+    /**
+     * @private
+     */
+    getWindowWidth: function() {
+      return window.innerWidth || document.documentElement.clientWidth;
+    },
+
+    /**
+     * @private
+     */
+    addEvtListener: function(el, evtName, fn) {
+      return el.addEventListener ? el.addEventListener(evtName, fn, false) : el.attachEvent('on' + evtName, fn);
+    },
+
+    /**
+     * @private
+     */
+    removeEvtListener: function(el, evtName, fn) {
+      return el.removeEventListener ? el.removeEventListener(evtName, fn, false) : el.detachEvent('on' + evtName, fn);
+    },
+
+    documentIsReady: function() {
+      return document.readyState === 'complete' || document.readyState === 'interactive';
+    },
+
+    /**
+     * @private
+     */
+    evtPreventDefault: function(evt) {
+      if (evt.preventDefault) {
+        evt.preventDefault();
+      }
+      else if (event) {
+        event.returnValue = false;
+      }
+    },
+
+    /**
+     * @private
+     */
+    extend: function(obj1, obj2) {
+      var prop;
+      for (prop in obj2) {
+        if (obj2.hasOwnProperty(prop)) {
+          obj1[prop] = obj2[prop];
+        }
+      }
+    },
+
+    /**
+     * Helper function to get a single target DOM element. We will try to
+     * locate the DOM element through several ways, in the following order:
+     *
+     * 1) Passing the string into document.querySelector
+     * 2) Passing the string to jQuery, if it exists
+     * 3) Passing the string to Sizzle, if it exists
+     * 4) Calling document.getElementById if it is a plain id
+     *
+     * Default case is to assume the string is a plain id and call
+     * document.getElementById on it.
+     *
+     * @private
+     */
+    getStepTargetHelper: function(target){
+      var result = document.getElementById(target);
+
+      //Backwards compatibility: assume the string is an id
+      if (result) {
+        return result;
+      }
+      if (document.querySelector) {
+        return document.querySelector(target);
+      }
+      if (hasJquery) {
+        result = jQuery(target);
+        return result.length ? result[0] : null;
+      }
+      if (Sizzle) {
+        result = new Sizzle(target);
+        return result.length ? result[0] : null;
+      }
+      // Regex test for id. Following the HTML 4 spec for valid id formats.
+      // (http://www.w3.org/TR/html4/types.html#type-id)
+      if (/^#[a-zA-Z][\w-_:.]*$/.test(target)) {
+        return document.getElementById(target.substring(1));
+      }
+
+      return null;
+    },
+
+    /**
+     * Given a step, returns the target DOM element associated with it. It is
+     * recommended to only assign one target per step. However, there are
+     * some use cases which require multiple step targets to be supplied. In
+     * this event, we will use the first target in the array that we can
+     * locate on the page. See the comments for getStepTargetHelper for more
+     * information.
+     *
+     * @private
+     */
+    getStepTarget: function(step) {
+      var queriedTarget;
+
+      if (!step || !step.target) {
+        return null;
+      }
+
+      if (typeof step.target === 'string') {
+        //Just one target to test. Check, cache, and return its results.
+        step.target = utils.getStepTargetHelper(step.target);
+        return step.target;
+      }
+      else if (Array.isArray(step.target)) {
+        // Multiple items to check. Check each and return the first success.
+        // Assuming they are all strings.
+        var i,
+            len;
+
+        for (i = 0, len = step.target.length; i < len; i++){
+          if (typeof step.target[i] === 'string') {
+            queriedTarget = utils.getStepTargetHelper(step.target[i]);
+
+            if (queriedTarget) {
+              // Replace step.target with result so we don't have to look it up again.
+              step.target = queriedTarget;
+              return queriedTarget;
+            }
+          }
+        }
+        return null;
+      }
+
+      // Assume that the step.target is a DOM element
+      return step.target;
+    },
+
+    /**
+     * Convenience method for getting an i18n string. Returns custom i18n value
+     * or the default i18n value if no custom value exists.
+     *
+     * @private
+     */
+    getI18NString: function(key) {
+      return customI18N[key] || HopscotchI18N[key];
+    },
+
+    // Tour session persistence for multi-page tours. Uses HTML5 sessionStorage if available, then
+    // falls back to using cookies.
+    //
+    // The following cookie-related logic is borrowed from:
+    // http://www.quirksmode.org/js/cookies.html
+
+    /**
+     * @private
+     */
+    setState: function(name,value,days) {
+      var expires = '',
+          date;
+
+      if (hasSessionStorage) {
+        sessionStorage.setItem(name, value);
+      }
+      else {
+        if (days) {
+          date = new Date();
+          date.setTime(date.getTime()+(days*24*60*60*1000));
+          expires = '; expires='+date.toGMTString();
+        }
+        document.cookie = name+'='+value+expires+'; path=/';
+      }
+    },
+
+    /**
+     * @private
+     */
+    getState: function(name) {
+      var nameEQ = name + '=',
+          ca = document.cookie.split(';'),
+          i,
+          c,
+          state;
+
+      if (hasSessionStorage) {
+        state = sessionStorage.getItem(name);
+      }
+      else {
+        for(i=0;i < ca.length;i++) {
+          c = ca[i];
+          while (c.charAt(0)===' ') {c = c.substring(1,c.length);}
+          if (c.indexOf(nameEQ) === 0) {
+            state = c.substring(nameEQ.length,c.length);
+            break;
+          }
+        }
+      }
+
+      return state;
+    },
+
+    /**
+     * @private
+     */
+    clearState: function(name) {
+      if (hasSessionStorage) {
+        sessionStorage.removeItem(name);
+      }
+      else {
+        this.setState(name,'',-1);
+      }
+    }
+  };
+
+  utils.addEvtListener(window, 'load', winLoadHandler);
+
+  callbacks = {
+    next:  [],
+    prev:  [],
+    start: [],
+    end:   [],
+    show:  [],
+    error: [],
+    close: []
+  };
+
+  /**
+   * helpers
+   * =======
+   * A map of functions to be used as callback listeners. Functions are
+   * added to and removed from the map using the functions
+   * Hopscotch.registerHelper() and Hopscotch.unregisterHelper().
+   */
+  helpers = {};
+
+  HopscotchI18N = {
+    stepNums: null,
+    nextBtn: 'Next',
+    prevBtn: 'Back',
+    doneBtn: 'Done',
+    skipBtn: 'Skip',
+    closeTooltip: 'Close'
+  };
+
+  customI18N = {}; // Developer's custom i18n strings goes here.
+
+  /**
+   * HopscotchBubble
+   *
+   * @class The HopscotchBubble class represents the view of a bubble. This class is also used for Hopscotch callouts.
+   */
+  HopscotchBubble = function(opt) {
+    this.init(opt);
+  };
+
+  HopscotchBubble.prototype = {
+    isShowing: false,
+
+    currStep: undefined,
+
+    /**
+     * setPosition
+     *
+     * Sets the position of the bubble using the bounding rectangle of the
+     * target element and the orientation and offset information specified by
+     * the JSON.
+     */
+    setPosition: function(step) {
+      var bubbleBoundingHeight,
+          bubbleBoundingWidth,
+          boundingRect,
+          top,
+          left,
+          arrowOffset,
+          targetEl     = utils.getStepTarget(step),
+          el           = this.element,
+          arrowEl      = this.arrowEl;
+
+      bubbleBoundingWidth = el.offsetWidth;
+      bubbleBoundingHeight = el.offsetHeight;
+      utils.removeClass(el, 'fade-in-down fade-in-up fade-in-left fade-in-right');
+
+      // Originally called it orientation, but placement is more intuitive.
+      // Allowing both for now for backwards compatibility.
+      if (!step.placement && step.orientation) {
+        step.placement = step.orientation;
+      }
+
+      // SET POSITION
+      boundingRect = targetEl.getBoundingClientRect();
+      if (step.placement === 'top') {
+        top = (boundingRect.top - bubbleBoundingHeight) - this.opt.arrowWidth;
+        left = boundingRect.left;
+      }
+      else if (step.placement === 'bottom') {
+        top = boundingRect.bottom + this.opt.arrowWidth;
+        left = boundingRect.left;
+      }
+      else if (step.placement === 'left') {
+        top = boundingRect.top;
+        left = boundingRect.left - bubbleBoundingWidth - this.opt.arrowWidth;
+      }
+      else if (step.placement === 'right') {
+        top = boundingRect.top;
+        left = boundingRect.right + this.opt.arrowWidth;
+      }
+      else {
+        throw 'Bubble placement failed because step.placement is invalid or undefined!';
+      }
+
+      // SET (OR RESET) ARROW OFFSETS
+      if (step.arrowOffset !== 'center') {
+        arrowOffset = utils.getPixelValue(step.arrowOffset);
+      }
+      else {
+        arrowOffset = step.arrowOffset;
+      }
+      if (!arrowOffset) {
+        arrowEl.style.top = '';
+        arrowEl.style.left = '';
+      }
+      else if (step.placement === 'top' || step.placement === 'bottom') {
+        arrowEl.style.top = '';
+        if (arrowOffset === 'center') {
+          arrowEl.style.left = Math.floor((bubbleBoundingWidth / 2) - arrowEl.offsetWidth/2) + 'px';
+        }
+        else {
+          // Numeric pixel value
+          arrowEl.style.left = arrowOffset + 'px';
+        }
+      }
+      else if (step.placement === 'left' || step.placement === 'right') {
+        arrowEl.style.left = '';
+        if (arrowOffset === 'center') {
+          arrowEl.style.top = Math.floor((bubbleBoundingHeight / 2) - arrowEl.offsetHeight/2) + 'px';
+        }
+        else {
+          // Numeric pixel value
+          arrowEl.style.top = arrowOffset + 'px';
+        }
+      }
+
+      // HORIZONTAL OFFSET
+      if (step.xOffset === 'center') {
+        left = (boundingRect.left + targetEl.offsetWidth/2) - (bubbleBoundingWidth / 2);
+      }
+      else {
+        left += utils.getPixelValue(step.xOffset);
+      }
+      // VERTICAL OFFSET
+      if (step.yOffset === 'center') {
+        top = (boundingRect.top + targetEl.offsetHeight/2) - (bubbleBoundingHeight / 2);
+      }
+      else {
+        top += utils.getPixelValue(step.yOffset);
+      }
+
+      // ADJUST TOP FOR SCROLL POSITION
+      if (!step.fixedElement) {
+        top += utils.getScrollTop();
+        left += utils.getScrollLeft();
+      }
+
+      // ACCOUNT FOR FIXED POSITION ELEMENTS
+      el.style.position = (step.fixedElement ? 'fixed' : 'absolute');
+
+      el.style.top = top + 'px';
+      el.style.left = left + 'px';
+    },
+
+    /**
+     * Renders the bubble according to the step JSON.
+     *
+     * @param {Object} step Information defining how the bubble should look.
+     * @param {Number} idx The index of the step in the tour. Not used for callouts.
+     * @param {Function} callback Function to be invoked after rendering is finished.
+     */
+    render: function(step, idx, callback) {
+      var el = this.element,
+          tourSpecificRenderer,
+          customTourData,
+          unsafe,
+          currTour,
+          totalSteps,
+          nextBtnText,
+          isLast,
+          opts;
+
+      // Cache current step information.
+      if (step) {
+        this.currStep = step;
+      }
+      else if (this.currStep) {
+        step = this.currStep;
+      }
+
+      // Check current tour for total number of steps and custom render data
+      if(this.opt.isTourBubble){
+        currTour = winHopscotch.getCurrTour();
+        if(currTour){
+          customTourData = currTour.customData;
+          tourSpecificRenderer = currTour.customRenderer;
+          unsafe = currTour.unsafe;
+          if(Array.isArray(currTour.steps)){
+            totalSteps = currTour.steps.length;
+            isLast = (idx === totalSteps - 1);
+          }
+        }
+      }else{
+        customTourData = step.customData;
+        tourSpecificRenderer = step.customRenderer;
+        unsafe = step.unsafe;
+      }
+
+      // Determine label for next button
+      if(isLast){
+        nextBtnText = utils.getI18NString('doneBtn');
+      } else if(step.showSkip) {
+        nextBtnText = utils.getI18NString('skipBtn');
+      } else {
+        nextBtnText = utils.getI18NString('nextBtn');
+      }
+
+      // Originally called it orientation, but placement is more intuitive.
+      // Allowing both for now for backwards compatibility.
+      if (!step.placement && step.orientation) {
+        step.placement = step.orientation;
+      }
+      this.placement = step.placement;
+
+      // Setup the configuration options we want to pass along to the template
+      opts = {
+        i18n: {
+          prevBtn: utils.getI18NString('prevBtn'),
+          nextBtn: nextBtnText,
+          closeTooltip: utils.getI18NString('closeTooltip'),
+          stepNum: this._getStepI18nNum(idx),
+        },
+        buttons:{
+          showPrev: (utils.valOrDefault(step.showPrevButton, this.opt.showPrevButton) && (idx > 0)),
+          showNext: utils.valOrDefault(step.showNextButton, this.opt.showNextButton),
+          showCTA: utils.valOrDefault((step.showCTAButton && step.ctaLabel), false),
+          ctaLabel: step.ctaLabel,
+          showClose: utils.valOrDefault(this.opt.showCloseButton, true)
+        },
+        step:{
+          num: idx,
+          isLast: utils.valOrDefault(isLast, false),
+          title: (step.title || ''),
+          content: (step.content || ''),
+          placement: step.placement,
+          padding: utils.valOrDefault(step.padding, this.opt.bubblePadding),
+          width: utils.getPixelValue(step.width) || this.opt.bubbleWidth,
+          customData: (step.customData || {})
+        },
+        tour:{
+          isTour: this.opt.isTourBubble,
+          numSteps: totalSteps,
+          unsafe: utils.valOrDefault(unsafe, false),
+          customData: (customTourData || {})
+        }
+      };
+
+      // Render the bubble's content.
+      // Use tour renderer if available, then the global customRenderer if defined.
+      if(typeof tourSpecificRenderer === 'function'){
+        el.innerHTML = tourSpecificRenderer(opts);
+      }
+      else if(typeof tourSpecificRenderer === 'string'){
+        if(!hopscotch.templates || (typeof hopscotch.templates[tourSpecificRenderer] !== 'function')){
+          throw 'Bubble rendering failed - template "' + tourSpecificRenderer + '" is not a function.';
+        }
+        el.innerHTML = hopscotch.templates[tourSpecificRenderer](opts);
+      }
+      else if(customRenderer){
+        el.innerHTML = customRenderer(opts);
+      }
+      else{
+        if(!hopscotch.templates || (typeof hopscotch.templates[templateToUse] !== 'function')){
+          throw 'Bubble rendering failed - template "' + templateToUse + '" is not a function.';
+        }
+        el.innerHTML = hopscotch.templates[templateToUse](opts);
+      }
+
+      // Find arrow among new child elements.
+      children = el.children;
+      numChildren = children.length;
+      for (i = 0; i < numChildren; i++){
+        node = children[i];
+
+        if(utils.hasClass(node, 'hopscotch-arrow')){
+          this.arrowEl = node;
+        }
+      }
+
+      // Set z-index and arrow placement
+      el.style.zIndex = step.zindex || '';
+      this._setArrow(step.placement);
+
+      // Set bubble positioning
+      // Make sure we're using visibility:hidden instead of display:none for height/width calculations.
+      this.hide(false);
+      this.setPosition(step);
+
+      // only want to adjust window scroll for non-fixed elements
+      if (callback) {
+        callback(!step.fixedElement);
+      }
+
+      return this;
+    },
+
+    /**
+     * Get the I18N step number for the current step.
+     *
+     * @private
+     */
+    _getStepI18nNum: function(idx) {
+      var stepNumI18N = utils.getI18NString('stepNums');
+      if (stepNumI18N && idx < stepNumI18N.length) {
+        idx = stepNumI18N[idx];
+      }
+      else {
+        idx = idx + 1;
+      }
+      return idx;
+    },
+
+    /**
+     * Sets which side the arrow is on.
+     *
+     * @private
+     */
+    _setArrow: function(orientation) {
+      utils.removeClass(this.arrowEl, 'down up right left');
+
+      // Whatever the orientation is, we want to arrow to appear
+      // "opposite" of the orientation. E.g., a top orientation
+      // requires a bottom arrow.
+      if (orientation === 'top') {
+        utils.addClass(this.arrowEl, 'down');
+      }
+      else if (orientation === 'bottom') {
+        utils.addClass(this.arrowEl, 'up');
+      }
+      else if (orientation === 'left') {
+        utils.addClass(this.arrowEl, 'right');
+      }
+      else if (orientation === 'right') {
+        utils.addClass(this.arrowEl, 'left');
+      }
+    },
+
+    /**
+     * @private
+     */
+    _getArrowDirection: function() {
+      if (this.placement === 'top') {
+        return 'down';
+      }
+      if (this.placement === 'bottom') {
+        return 'up';
+      }
+      if (this.placement === 'left') {
+        return 'right';
+      }
+      if (this.placement === 'right') {
+        return 'left';
+      }
+    },
+
+    show: function() {
+      var self      = this,
+          fadeClass = 'fade-in-' + this._getArrowDirection(),
+          fadeDur   = 1000;
+
+      utils.removeClass(this.element, 'hide');
+      utils.addClass(this.element, fadeClass);
+      setTimeout(function() {
+        utils.removeClass(self.element, 'invisible');
+      }, 50);
+      setTimeout(function() {
+        utils.removeClass(self.element, fadeClass);
+      }, fadeDur);
+      this.isShowing = true;
+      return this;
+    },
+
+    hide: function(remove) {
+      var el = this.element;
+
+      remove = utils.valOrDefault(remove, true);
+      el.style.top = '';
+      el.style.left = '';
+
+      // display: none
+      if (remove) {
+        utils.addClass(el, 'hide');
+        utils.removeClass(el, 'invisible');
+      }
+      // opacity: 0
+      else {
+        utils.removeClass(el, 'hide');
+        utils.addClass(el, 'invisible');
+      }
+      utils.removeClass(el, 'animate fade-in-up fade-in-down fade-in-right fade-in-left');
+      this.isShowing = false;
+      return this;
+    },
+
+    destroy: function() {
+      var el = this.element;
+
+      if (el) {
+        el.parentNode.removeChild(el);
+      }
+      utils.removeEvtListener(el, 'click', this.clickCb);
+    },
+
+    _handleBubbleClick: function(evt){
+      var action;
+      
+      //Recursively look up the parent tree until we find a match
+      //with one of the classes we're looking for, or the triggering element.
+      function findMatchRecur(el){
+        /* We're going to make the assumption that we're not binding
+         * multiple event classes to the same element.
+         * (next + previous = wait... err... what?)
+         *
+         * In the odd event we end up with an element with multiple
+         * possible matches, the following priority order is applied:
+         * hopscotch-cta, hopscotch-next, hopscotch-prev, hopscotch-close
+         */
+         if(el === evt.currentTarget){ return null; }
+         if(utils.hasClass(el, 'hopscotch-cta')){ return 'cta'; }
+         if(utils.hasClass(el, 'hopscotch-next')){ return 'next'; }
+         if(utils.hasClass(el, 'hopscotch-prev')){ return 'prev'; }
+         if(utils.hasClass(el, 'hopscotch-close')){ return 'close'; }
+         /*else*/ return findMatchRecur(el.parentElement);
+      }
+
+      action = findMatchRecur(evt.target);
+
+      //Now that we know what action we should take, let's take it.
+      if (action === 'cta'){
+        if (!this.opt.isTourBubble) {
+          // This is a callout. Close the callout when CTA is clicked.
+          winHopscotch.getCalloutManager().removeCallout(this.currStep.id);
+        }
+        // Call onCTA callback if one is provided
+        if (this.currStep.onCTA) {
+          utils.invokeCallback(this.currStep.onCTA);
+        }
+      }
+      else if (action === 'next'){
+        winHopscotch.nextStep(true);
+      }
+      else if (action === 'prev'){
+        winHopscotch.prevStep(true);
+      }
+      else if (action === 'close'){
+        if (this.opt.isTourBubble){
+          var currStepNum   = winHopscotch.getCurrStepNum(),
+              currTour      = winHopscotch.getCurrTour(),
+              doEndCallback = (currStepNum === currTour.steps.length-1);
+
+          utils.invokeEventCallbacks('close');
+
+          winHopscotch.endTour(true, doEndCallback);
+        } else {
+          if (this.opt.onClose) {
+            utils.invokeCallback(this.opt.onClose);
+          }
+          if (this.opt.id && !this.opt.isTourBubble) {
+            // Remove via the HopscotchCalloutManager.
+            // removeCallout() calls HopscotchBubble.destroy internally.
+            winHopscotch.getCalloutManager().removeCallout(this.opt.id);
+          }
+          else {
+            this.destroy();
+          }
+        }
+        
+        utils.evtPreventDefault(evt);
+      }
+      //Otherwise, do nothing. We didn't click on anything relevant.
+    },
+
+    init: function(initOpt) {
+      var el              = document.createElement('div'),
+          self            = this,
+          resizeCooldown  = false, // for updating after window resize
+          onWinResize,
+          appendToBody,
+          children,
+          numChildren,
+          node,
+          i,
+          opt;
+
+      //Register DOM element for this bubble.
+      this.element = el;
+
+      //Merge bubble options with defaults.
+      opt = {
+        showPrevButton: defaultOpts.showPrevButton,
+        showNextButton: defaultOpts.showNextButton,
+        bubbleWidth:    defaultOpts.bubbleWidth,
+        bubblePadding:  defaultOpts.bubblePadding,
+        arrowWidth:     defaultOpts.arrowWidth,
+        showNumber:     true,
+        isTourBubble:   true
+      };
+      initOpt = (typeof initOpt === undefinedStr ? {} : initOpt);
+      utils.extend(opt, initOpt);
+      this.opt = opt;
+
+      //Apply classes to bubble. Add "animated" for fade css animation
+      el.className = 'hopscotch-bubble animated';
+      if (!opt.isTourBubble) {
+        utils.addClass(el, 'hopscotch-callout no-number');
+      }
+
+      /**
+       * Not pretty, but IE8 doesn't support Function.bind(), so I'm
+       * relying on closures to keep a handle of "this".
+       * Reset position of bubble when window is resized
+       *
+       * @private
+       */
+      onWinResize = function() {
+        if (resizeCooldown || !self.isShowing) {
+          return;
+        }
+
+        resizeCooldown = true;
+        setTimeout(function() {
+          self.setPosition(self.currStep);
+          resizeCooldown = false;
+        }, 100);
+      };
+
+      //Add listener to reset bubble position on window resize
+      utils.addEvtListener(window, 'resize', onWinResize);
+
+      //Create our click callback handler and keep a
+      //reference to it for later.
+      this.clickCb = function(evt){
+        self._handleBubbleClick(evt);
+      };
+      utils.addEvtListener(el, 'click', this.clickCb);
+
+      //Hide the bubble by default
+      this.hide();
+
+      //Finally, append our new bubble to body once the DOM is ready.
+      if (utils.documentIsReady()) {
+        document.body.appendChild(el);
+      }
+      else {
+        // Moz, webkit, Opera
+        if (document.addEventListener) {
+          appendToBody = function() {
+            document.removeEventListener('DOMContentLoaded', appendToBody);
+            window.removeEventListener('load', appendToBody);
+
+            document.body.appendChild(el);
+          };
+
+          document.addEventListener('DOMContentLoaded', appendToBody, false);
+        }
+        // IE
+        else {
+          appendToBody = function() {
+            if (document.readyState === 'complete') {
+              document.detachEvent('onreadystatechange', appendToBody);
+              window.detachEvent('onload', appendToBody);
+              document.body.appendChild(el);
+            }
+          };
+
+          document.attachEvent('onreadystatechange', appendToBody);
+        }
+        utils.addEvtListener(window, 'load', appendToBody);
+      }
+    }
+  };
+
+  /**
+   * HopscotchCalloutManager
+   *
+   * @class Manages the creation and destruction of single callouts.
+   * @constructor
+   */
+  HopscotchCalloutManager = function() {
+    var callouts = {};
+
+    /**
+     * createCallout
+     *
+     * Creates a standalone callout. This callout has the same API
+     * as a Hopscotch tour bubble.
+     *
+     * @param {Object} opt The options for the callout. For the most
+     * part, these are the same options as you would find in a tour
+     * step.
+     */
+    this.createCallout = function(opt) {
+      var callout;
+
+      if (opt.id) {
+        if (callouts[opt.id]) {
+          throw 'Callout by that id already exists. Please choose a unique id.';
+        }
+        opt.showNextButton = opt.showPrevButton = false;
+        opt.isTourBubble = false;
+        callout = new HopscotchBubble(opt);
+        callouts[opt.id] = callout;
+        if (opt.target) {
+          callout.render(opt, null, function() {
+            callout.show();
+          });
+        }
+      }
+      else {
+        throw 'Must specify a callout id.';
+      }
+      return callout;
+    };
+
+    /**
+     * getCallout
+     *
+     * Returns a callout by its id.
+     *
+     * @param {String} id The id of the callout to fetch.
+     * @returns {Object} HopscotchBubble
+     */
+    this.getCallout = function(id) {
+      return callouts[id];
+    };
+
+    /**
+     * removeAllCallouts
+     *
+     * Removes all existing callouts.
+     */
+    this.removeAllCallouts = function() {
+      var calloutId,
+          callout;
+
+      for (calloutId in callouts) {
+        if (callouts.hasOwnProperty(calloutId)) {
+          this.removeCallout(calloutId);
+        }
+      }
+    };
+
+    /**
+     * removeAllCallout
+     *
+     * Removes an existing callout by id.
+     *
+     * @param {String} id The id of the callout to remove.
+     */
+    this.removeCallout = function(id) {
+      var callout = callouts[id];
+
+      callouts[id] = null;
+      if (!callout) { return; }
+
+      callout.destroy();
+    };
+  };
+
+  /**
+   * Hopscotch
+   *
+   * @class Creates the Hopscotch object. Used to manage tour progress and configurations.
+   * @constructor
+   * @param {Object} initOptions Options to be passed to `configure()`.
+   */
+  Hopscotch = function(initOptions) {
+    var self       = this, // for targetClickNextFn
+        bubble,
+        calloutMgr,
+        opt,
+        currTour,
+        currStepNum,
+        cookieTourId,
+        cookieTourStep,
+        _configure,
+
+    /**
+     * getBubble
+     *
+     * Singleton accessor function for retrieving or creating bubble object.
+     *
+     * @private
+     * @param setOptions {Boolean} when true, transfers configuration options to the bubble
+     * @returns {Object} HopscotchBubble
+     */
+    getBubble = function(setOptions) {
+      if (!bubble) {
+        bubble = new HopscotchBubble(opt);
+      }
+      if (setOptions) {
+        utils.extend(bubble.opt, {
+          bubblePadding:   getOption('bubblePadding'),
+          bubbleWidth:     getOption('bubbleWidth'),
+          showNextButton:  getOption('showNextButton'),
+          showPrevButton:  getOption('showPrevButton'),
+          showCloseButton: getOption('showCloseButton'),
+          arrowWidth:      getOption('arrowWidth')
+        });
+      }
+      return bubble;
+    },
+
+    /**
+     * Convenience method for getting an option. Returns custom config option
+     * or the default config option if no custom value exists.
+     *
+     * @private
+     * @param name {String} config option name
+     * @returns {Object} config option value
+     */
+    getOption = function(name) {
+      if (typeof opt === 'undefined') {
+        return defaultOpts[name];
+      }
+      return utils.valOrDefault(opt[name], defaultOpts[name]);
+    },
+
+    /**
+     * getCurrStep
+     *
+     * @private
+     * @returns {Object} the step object corresponding to the current value of currStepNum
+     */
+    getCurrStep = function() {
+      var step;
+
+      if (currStepNum < 0 || currStepNum >= currTour.steps.length) {
+        step = null;
+      }
+      else {
+        step = currTour.steps[currStepNum];
+      }
+
+      return step;
+    },
+
+    /**
+     * Used for nextOnTargetClick
+     *
+     * @private
+     */
+    targetClickNextFn = function() {
+      self.nextStep();
+    },
+
+    /**
+     * adjustWindowScroll
+     *
+     * Checks if the bubble or target element is partially or completely
+     * outside of the viewport. If it is, adjust the window scroll position
+     * to bring it back into the viewport.
+     *
+     * @private
+     * @param {Function} cb Callback to invoke after done scrolling.
+     */
+    adjustWindowScroll = function(cb) {
+      var bubble         = getBubble(),
+
+          // Calculate the bubble element top and bottom position
+          bubbleEl       = bubble.element,
+          bubbleTop      = utils.getPixelValue(bubbleEl.style.top),
+          bubbleBottom   = bubbleTop + utils.getPixelValue(bubbleEl.offsetHeight),
+
+          // Calculate the target element top and bottom position
+          targetEl       = utils.getStepTarget(getCurrStep()),
+          targetBounds   = targetEl.getBoundingClientRect(),
+          targetElTop    = targetBounds.top + utils.getScrollTop(),
+          targetElBottom = targetBounds.bottom + utils.getScrollTop(),
+
+          // The higher of the two: bubble or target
+          targetTop      = (bubbleTop < targetElTop) ? bubbleTop : targetElTop,
+          // The lower of the two: bubble or target
+          targetBottom   = (bubbleBottom > targetElBottom) ? bubbleBottom : targetElBottom,
+
+          // Calculate the current viewport top and bottom
+          windowTop      = utils.getScrollTop(),
+          windowBottom   = windowTop + utils.getWindowHeight(),
+
+          // This is our final target scroll value.
+          scrollToVal    = targetTop - getOption('scrollTopMargin'),
+
+          scrollEl,
+          yuiAnim,
+          yuiEase,
+          direction,
+          scrollIncr,
+          scrollTimeout,
+          scrollTimeoutFn;
+
+      // Target and bubble are both visible in viewport
+      if (targetTop >= windowTop && (targetTop <= windowTop + getOption('scrollTopMargin') || targetBottom <= windowBottom)) {
+        if (cb) { cb(); } // HopscotchBubble.show
+      }
+
+      // Abrupt scroll to scroll target
+      else if (!getOption('smoothScroll')) {
+        window.scrollTo(0, scrollToVal);
+
+        if (cb) { cb(); } // HopscotchBubble.show
+      }
+
+      // Smooth scroll to scroll target
+      else {
+        // Use YUI if it exists
+        if (typeof YAHOO             !== undefinedStr &&
+            typeof YAHOO.env         !== undefinedStr &&
+            typeof YAHOO.env.ua      !== undefinedStr &&
+            typeof YAHOO.util        !== undefinedStr &&
+            typeof YAHOO.util.Scroll !== undefinedStr) {
+          scrollEl = YAHOO.env.ua.webkit ? document.body : document.documentElement;
+          yuiEase = YAHOO.util.Easing ? YAHOO.util.Easing.easeOut : undefined;
+          yuiAnim = new YAHOO.util.Scroll(scrollEl, {
+            scroll: { to: [0, scrollToVal] }
+          }, getOption('scrollDuration')/1000, yuiEase);
+          yuiAnim.onComplete.subscribe(cb);
+          yuiAnim.animate();
+        }
+
+        // Use jQuery if it exists
+        else if (hasJquery) {
+          jQuery('body, html').animate({ scrollTop: scrollToVal }, getOption('scrollDuration'), cb);
+        }
+
+        // Use my crummy setInterval scroll solution if we're using plain, vanilla Javascript.
+        else {
+          if (scrollToVal < 0) {
+            scrollToVal = 0;
+          }
+
+          // 48 * 10 == 480ms scroll duration
+          // make it slightly less than CSS transition duration because of
+          // setInterval overhead.
+          // To increase or decrease duration, change the divisor of scrollIncr.
+          direction = (windowTop > targetTop) ? -1 : 1; // -1 means scrolling up, 1 means down
+          scrollIncr = Math.abs(windowTop - scrollToVal) / (getOption('scrollDuration')/10);
+          scrollTimeoutFn = function() {
+            var scrollTop = utils.getScrollTop(),
+                scrollTarget = scrollTop + (direction * scrollIncr);
+
+            if ((direction > 0 && scrollTarget >= scrollToVal) ||
+                (direction < 0 && scrollTarget <= scrollToVal)) {
+              // Overshot our target. Just manually set to equal the target
+              // and clear the interval
+              scrollTarget = scrollToVal;
+              if (cb) { cb(); } // HopscotchBubble.show
+              window.scrollTo(0, scrollTarget);
+              return;
+            }
+
+            window.scrollTo(0, scrollTarget);
+
+            if (utils.getScrollTop() === scrollTop) {
+              // Couldn't scroll any further.
+              if (cb) { cb(); } // HopscotchBubble.show
+              return;
+            }
+
+            // If we reached this point, that means there's still more to scroll.
+            setTimeout(scrollTimeoutFn, 10);
+          };
+
+          scrollTimeoutFn();
+        }
+      }
+    },
+
+    /**
+     * goToStepWithTarget
+     *
+     * Helper function to increment the step number until a step is found where
+     * the step target exists or until we reach the end/beginning of the tour.
+     *
+     * @private
+     * @param {Number} direction Either 1 for incrementing or -1 for decrementing
+     * @param {Function} cb The callback function to be invoked when the step has been found
+     */
+    goToStepWithTarget = function(direction, cb) {
+      var target,
+          step,
+          goToStepFn;
+
+      if (currStepNum + direction >= 0 &&
+          currStepNum + direction < currTour.steps.length) {
+
+        currStepNum += direction;
+        step = getCurrStep();
+
+        goToStepFn = function() {
+          target = utils.getStepTarget(step);
+
+          if (target) {
+            // We're done! Return the step number via the callback.
+            cb(currStepNum);
+          }
+          else {
+            // Haven't found a valid target yet. Recursively call
+            // goToStepWithTarget.
+            utils.invokeEventCallbacks('error');
+            goToStepWithTarget(direction, cb);
+          }
+        };
+
+        if (step.delay) {
+          setTimeout(goToStepFn, step.delay);
+        }
+        else {
+          goToStepFn();
+        }
+      }
+      else {
+        cb(-1); // signal that we didn't find any step with a valid target
+      }
+    },
+
+    /**
+     * changeStep
+     *
+     * Helper function to change step by going forwards or backwards 1.
+     * nextStep and prevStep are publicly accessible wrappers for this function.
+     *
+     * @private
+     * @param {Boolean} doCallbacks Flag for invoking onNext or onPrev callbacks
+     * @param {Number} direction Either 1 for "next" or -1 for "prev"
+     */
+    changeStep = function(doCallbacks, direction) {
+      var bubble = getBubble(),
+          self = this,
+          step,
+          origStep,
+          wasMultiPage,
+          changeStepCb;
+
+      bubble.hide();
+
+      doCallbacks = utils.valOrDefault(doCallbacks, true);
+      step = getCurrStep();
+      origStep = step;
+      if (direction > 0) {
+        wasMultiPage = origStep.multipage;
+      }
+      else {
+        wasMultiPage = (currStepNum > 0 && currTour.steps[currStepNum-1].multipage);
+      }
+
+      /**
+       * Callback for goToStepWithTarget
+       *
+       * @private
+       */
+      changeStepCb = function(stepNum) {
+        var doShowFollowingStep;
+
+        if (stepNum === -1) {
+          // Wasn't able to find a step with an existing element. End tour.
+          return this.endTour(true);
+        }
+
+        if (doCallbacks) {
+          if (direction > 0) {
+            doShowFollowingStep = utils.invokeEventCallbacks('next', origStep.onNext);
+          }
+          else {
+            doShowFollowingStep = utils.invokeEventCallbacks('prev', origStep.onPrev);
+          }
+        }
+
+        // If the state of the tour is updated in a callback, assume the client
+        // doesn't want to go to next step since they specifically updated.
+        if (stepNum !== currStepNum) {
+          return;
+        }
+
+        if (wasMultiPage) {
+          // Update state for the next page
+          utils.setState(getOption('cookieName'), currTour.id + ':' + currStepNum, 1);
+
+          // Next step is on a different page, so no need to attempt to render it.
+          return;
+        }
+
+        doShowFollowingStep = utils.valOrDefault(doShowFollowingStep, true);
+
+        // If the onNext/onPrev callback returned false, halt the tour and
+        // don't show the next step.
+        if (doShowFollowingStep) {
+          this.showStep(stepNum);
+        }
+        else {
+          // Halt tour (but don't clear state)
+          this.endTour(false);
+        }
+      };
+
+      if (!wasMultiPage && getOption('skipIfNoElement')) {
+        goToStepWithTarget(direction, function(stepNum) {
+          changeStepCb.call(self, stepNum);
+        });
+      }
+      else if (currStepNum + direction >= 0 && currStepNum + direction < currTour.steps.length) {
+        // only try incrementing once, and invoke error callback if no target is found
+        currStepNum += direction;
+        step = getCurrStep();
+        if (!utils.getStepTarget(step) && !wasMultiPage) {
+          utils.invokeEventCallbacks('error');
+          return this.endTour(true, false);
+        }
+        changeStepCb.call(this, currStepNum);
+      }
+
+      return this;
+    },
+
+    /**
+     * loadTour
+     *
+     * Loads, but does not display, tour.
+     *
+     * @private
+     * @param tour The tour JSON object
+     */
+    loadTour = function(tour) {
+      var tmpOpt = {},
+          prop,
+          tourState,
+          tourPair;
+
+      // Set tour-specific configurations
+      for (prop in tour) {
+        if (tour.hasOwnProperty(prop) &&
+            prop !== 'id' &&
+            prop !== 'steps') {
+          tmpOpt[prop] = tour[prop];
+        }
+      }
+
+      //this.resetDefaultOptions(); // reset all options so there are no surprises
+      // TODO check number of config properties of tour
+      _configure.call(this, tmpOpt, true);
+
+      // Get existing tour state, if it exists.
+      tourState = utils.getState(getOption('cookieName'));
+      if (tourState) {
+        tourPair            = tourState.split(':');
+        cookieTourId        = tourPair[0]; // selecting tour is not supported by this framework.
+        cookieTourStep      = tourPair[1];
+
+        cookieTourStep    = parseInt(cookieTourStep, 10);
+      }
+
+      return this;
+    },
+
+    /**
+     * Find the first step to show for a tour. (What is the first step with a
+     * target on the page?)
+     */
+    findStartingStep = function(startStepNum, cb) {
+      var step,
+          target,
+          stepNum;
+
+      currStepNum = startStepNum || 0;
+      step        = getCurrStep();
+      target      = utils.getStepTarget(step);
+
+      if (target) {
+        // First step had an existing target.
+        cb(currStepNum);
+        return;
+      }
+
+      if (!target) {
+        // Previous target doesn't exist either. The user may have just
+        // clicked on a link that wasn't part of the tour. Another possibility is that
+        // the user clicked on the correct link, but the target is just missing for
+        // whatever reason. In either case, we should just advance until we find a step
+        // that has a target on the page or end the tour if we can't find such a step.
+        utils.invokeEventCallbacks('error');
+
+        if (getOption('skipIfNoElement')) {
+          goToStepWithTarget(1, cb);
+          return;
+        }
+        else {
+          currStepNum = -1;
+          cb(currStepNum);
+        }
+      }
+    },
+
+    showStepHelper = function(stepNum) {
+      var step         = currTour.steps[stepNum],
+          tourSteps    = currTour.steps,
+          numTourSteps = tourSteps.length,
+          cookieVal    = currTour.id + ':' + stepNum,
+          bubble       = getBubble(),
+          targetEl     = utils.getStepTarget(step),
+          isLast,
+          showBubble;
+
+      showBubble = function() {
+        bubble.show();
+        utils.invokeEventCallbacks('show', step.onShow);
+      };
+
+      // Update bubble for current step
+      currStepNum    = stepNum;
+
+      bubble.hide(false);
+
+      isLast = (stepNum === numTourSteps - 1);
+      bubble.render(step, stepNum, function(adjustScroll) {
+        // when done adjusting window scroll, call showBubble helper fn
+        if (adjustScroll) {
+          adjustWindowScroll(showBubble);
+        }
+        else {
+          showBubble();
+        }
+
+        // If we want to advance to next step when user clicks on target.
+        if (step.nextOnTargetClick) {
+          utils.addEvtListener(targetEl, 'click', targetClickNextFn);
+        }
+      });
+
+      utils.setState(getOption('cookieName'), cookieVal, 1);
+    },
+
+    /**
+     * init
+     *
+     * Initializes the Hopscotch object.
+     *
+     * @private
+     */
+    init = function(initOptions) {
+      if (initOptions) {
+        //initOptions.cookieName = initOptions.cookieName || 'hopscotch.tour.state';
+        this.configure(initOptions);
+      }
+    };
+
+    /**
+     * getCalloutManager
+     *
+     * Gets the callout manager.
+     *
+     * @returns {Object} HopscotchCalloutManager
+     *
+     */
+    this.getCalloutManager = function() {
+      if (typeof calloutMgr === undefinedStr) {
+        calloutMgr = new HopscotchCalloutManager();
+      }
+
+      return calloutMgr;
+    };
+
+    /**
+     * startTour
+     *
+     * Begins the tour.
+     *
+     * @param {Object} tour The tour JSON object
+     * @stepNum {Number} stepNum __Optional__ The step number to start from
+     * @returns {Object} Hopscotch
+     *
+     */
+    this.startTour = function(tour, stepNum) {
+      var bubble,
+          currStepNum,
+          self = this;
+
+      // loadTour if we are calling startTour directly. (When we call startTour
+      // from window onLoad handler, we'll use currTour)
+      if (!currTour) {
+        currTour = tour;
+        loadTour.call(this, tour);
+      }
+
+      if (typeof stepNum !== undefinedStr) {
+        if (stepNum >= currTour.steps.length) {
+          throw 'Specified step number out of bounds.';
+        }
+        currStepNum = stepNum;
+      }
+
+      // If document isn't ready, wait for it to finish loading.
+      // (so that we can calculate positioning accurately)
+      if (!utils.documentIsReady()) {
+        waitingToStart = true;
+        return this;
+      }
+
+      if (typeof currStepNum === "undefined" && currTour.id === cookieTourId && typeof cookieTourStep !== undefinedStr) {
+        currStepNum = cookieTourStep;
+      }
+      else if (!currStepNum) {
+        currStepNum = 0;
+      }
+
+      // Find the current step we should begin the tour on, and then actually start the tour.
+      findStartingStep(currStepNum, function(stepNum) {
+        var target = (stepNum !== -1) && utils.getStepTarget(currTour.steps[stepNum]);
+
+        if (!target) {
+          // Should we trigger onEnd callback? Let's err on the side of caution
+          // and not trigger it. Don't want weird stuff happening on a page that
+          // wasn't meant for the tour. Up to the developer to fix their tour.
+          self.endTour(false, false);
+          return;
+        }
+
+        utils.invokeEventCallbacks('start');
+
+        bubble = getBubble();
+        // TODO: do we still need this call to .hide()? No longer using opt.animate...
+        // Leaving it in for now to play it safe
+        bubble.hide(false); // make invisible for boundingRect calculations when opt.animate == true
+
+        self.isActive = true;
+
+        if (!utils.getStepTarget(getCurrStep())) {
+          // First step element doesn't exist
+          utils.invokeEventCallbacks('error');
+          if (getOption('skipIfNoElement')) {
+            self.nextStep(false);
+          }
+        }
+        else {
+          self.showStep(stepNum);
+        }
+      });
+
+      return this;
+    };
+
+    /**
+     * showStep
+     *
+     * Skips to a specific step and renders the corresponding bubble.
+     *
+     * @stepNum {Number} stepNum The step number to show
+     * @returns {Object} Hopscotch
+     */
+    this.showStep = function(stepNum) {
+      var step = currTour.steps[stepNum];
+      if (step.delay) {
+        setTimeout(function() {
+          showStepHelper(stepNum);
+        }, step.delay);
+      }
+      else {
+        showStepHelper(stepNum);
+      }
+      return this;
+    };
+
+    /**
+     * prevStep
+     *
+     * Jump to the previous step.
+     *
+     * @param {Boolean} doCallbacks Flag for invoking onPrev callback. Defaults to true.
+     * @returns {Object} Hopscotch
+     */
+    this.prevStep = function(doCallbacks) {
+      changeStep.call(this, doCallbacks, -1);
+      return this;
+    };
+
+    /**
+     * nextStep
+     *
+     * Jump to the next step.
+     *
+     * @param {Boolean} doCallbacks Flag for invoking onNext callback. Defaults to true.
+     * @returns {Object} Hopscotch
+     */
+    this.nextStep = function(doCallbacks) {
+      var step = getCurrStep(),
+          targetEl = utils.getStepTarget(step);
+
+      if (step.nextOnTargetClick) {
+        // Detach the listener after we've clicked on the target OR the next button.
+        utils.removeEvtListener(targetEl, 'click', targetClickNextFn);
+      }
+      changeStep.call(this, doCallbacks, 1);
+      return this;
+    };
+
+    /**
+     * endTour
+     *
+     * Cancels out of an active tour.
+     *
+     * @param {Boolean} clearState Flag for clearing state. Defaults to true.
+     * @param {Boolean} doCallbacks Flag for invoking 'onEnd' callbacks. Defaults to true.
+     * @returns {Object} Hopscotch
+     */
+    this.endTour = function(clearState, doCallbacks) {
+      var bubble     = getBubble();
+      clearState     = utils.valOrDefault(clearState, true);
+      doCallbacks    = utils.valOrDefault(doCallbacks, true);
+      currStepNum    = 0;
+      cookieTourStep = undefined;
+
+      bubble.hide();
+      if (clearState) {
+        utils.clearState(getOption('cookieName'));
+      }
+      if (this.isActive) {
+        this.isActive = false;
+
+        if (currTour && doCallbacks) {
+          utils.invokeEventCallbacks('end');
+        }
+      }
+
+      this.removeCallbacks(null, true);
+      this.resetDefaultOptions();
+
+      currTour = null;
+
+      return this;
+    };
+
+    /**
+     * getCurrTour
+     *
+     * @return {Object} The currently loaded tour.
+     */
+    this.getCurrTour = function() {
+      return currTour;
+    };
+
+    /**
+     * getCurrTarget
+     *
+     * @return {Object} The currently visible target.
+     */
+    this.getCurrTarget = function() {
+      return utils.getStepTarget(getCurrStep());
+    };
+
+    /**
+     * getCurrStepNum
+     *
+     * @return {number} The current zero-based step number.
+     */
+    this.getCurrStepNum = function() {
+      return currStepNum;
+    };
+
+    /**
+     * refreshBubblePosition
+     *
+     * Tell hopscotch that the position of the current tour element changed
+     * and the bubble therefore needs to be redrawn
+     *
+     * @returns {Object} Hopscotch
+     */
+    this.refreshBubblePosition = function() {
+      bubble.setPosition(getCurrStep());
+      return this;
+    };
+
+    /**
+     * listen
+     *
+     * Adds a callback for one of the event types. Valid event types are:
+     *
+     * @param {string} evtType "start", "end", "next", "prev", "show", "close", or "error"
+     * @param {Function} cb The callback to add.
+     * @param {Boolean} isTourCb Flag indicating callback is from a tour definition.
+     *    For internal use only!
+     * @returns {Object} Hopscotch
+     */
+    this.listen = function(evtType, cb, isTourCb) {
+      if (evtType) {
+        callbacks[evtType].push({ cb: cb, fromTour: isTourCb });
+      }
+      return this;
+    };
+
+    /**
+     * unlisten
+     *
+     * Removes a callback for one of the event types, e.g. 'start', 'next', etc.
+     *
+     * @param {string} evtType "start", "end", "next", "prev", "show", "close", or "error"
+     * @param {Function} cb The callback to remove.
+     * @returns {Object} Hopscotch
+     */
+    this.unlisten = function(evtType, cb) {
+      var evtCallbacks = callbacks[evtType],
+          i,
+          len;
+
+      for (i = 0, len = evtCallbacks.length; i < len; ++i) {
+        if (evtCallbacks[i] === cb) {
+          evtCallbacks.splice(i, 1);
+        }
+      }
+      return this;
+    };
+
+    /**
+     * removeCallbacks
+     *
+     * Remove callbacks for hopscotch events. If tourOnly is set to true, only
+     * removes callbacks specified by a tour (callbacks set by external calls
+     * to hopscotch.configure or hopscotch.listen will not be removed). If
+     * evtName is null or undefined, callbacks for all events will be removed.
+     *
+     * @param {string} evtName Optional Event name for which we should remove callbacks
+     * @param {boolean} tourOnly Optional flag to indicate we should only remove callbacks added
+     *    by a tour. Defaults to false.
+     * @returns {Object} Hopscotch
+     */
+    this.removeCallbacks = function(evtName, tourOnly) {
+      var cbArr,
+          i,
+          len,
+          evt;
+
+      // If evtName is null or undefined, remove callbacks for all events.
+      for (evt in callbacks) {
+        if (!evtName || evtName === evt) {
+          if (tourOnly) {
+            cbArr = callbacks[evt];
+            for (i=0, len=cbArr.length; i < len; ++i) {
+              if (cbArr[i].fromTour) {
+                cbArr.splice(i--, 1);
+                --len;
+              }
+            }
+          }
+          else {
+            callbacks[evt] = [];
+          }
+        }
+      }
+      return this;
+    };
+
+    /**
+     * registerHelper
+     * ==============
+     * Registers a helper function to be used as a callback function.
+     *
+     * @param {String} id The id of the function.
+     * @param {Function} id The callback function.
+     */
+    this.registerHelper = function(id, fn) {
+      if (typeof id === 'string' && typeof fn === 'function') {
+        helpers[id] = fn;
+      }
+    };
+
+    this.unregisterHelper = function(id) {
+      helpers[id] = null;
+    };
+
+    this.invokeHelper = function(id) {
+      var args = [],
+          i,
+          len;
+
+      for (i = 1, len = arguments.length; i < len; ++i) {
+        args.push(arguments[i]);
+      }
+      if (helpers[id]) {
+        helpers[id].call(null, args);
+      }
+    };
+
+    /**
+     * setCookieName
+     *
+     * Sets the cookie name (or sessionStorage name, if supported) used for multi-page
+     * tour persistence.
+     *
+     * @param {String} name The cookie name
+     * @returns {Object} Hopscotch
+     */
+    this.setCookieName = function(name) {
+      opt.cookieName = name;
+      return this;
+    };
+
+    /**
+     * resetDefaultOptions
+     *
+     * Resets all configuration options to default.
+     *
+     * @returns {Object} Hopscotch
+     */
+    this.resetDefaultOptions = function() {
+      opt = {};
+      return this;
+    };
+
+    /**
+     * resetDefaultI18N
+     *
+     * Resets all i18n.
+     *
+     * @returns {Object} Hopscotch
+     */
+    this.resetDefaultI18N = function() {
+      customI18N = {};
+      return this;
+    };
+
+    /**
+     * hasState
+     *
+     * Returns state from a previous tour run, if it exists.
+     *
+     * @returns {String} State of previous tour run, or empty string if none exists.
+     */
+    this.getState = function() {
+      return utils.getState(getOption('cookieName'));
+    };
+
+    /**
+     * _configure
+     *
+     * @see this.configure
+     * @private
+     * @param options
+     * @param {Boolean} isTourOptions Should be set to true when setting options from a tour definition.
+     */
+    _configure = function(options, isTourOptions) {
+      var bubble,
+          events = ['next', 'prev', 'start', 'end', 'show', 'error', 'close'],
+          eventPropName,
+          callbackProp,
+          i,
+          len;
+
+      if (!opt) {
+        this.resetDefaultOptions();
+      }
+
+      utils.extend(opt, options);
+
+      if (options) {
+        utils.extend(customI18N, options.i18n);
+      }
+
+      for (i = 0, len = events.length; i < len; ++i) {
+        // At this point, options[eventPropName] may have changed from an array
+        // to a function.
+        eventPropName = 'on' + events[i].charAt(0).toUpperCase() + events[i].substring(1);
+        if (options[eventPropName]) {
+          this.listen(events[i],
+                      options[eventPropName],
+                      isTourOptions);
+        }
+      }
+
+      bubble = getBubble(true);
+
+      return this;
+    };
+
+    /**
+     * configure
+     *
+     * <pre>
+     * VALID OPTIONS INCLUDE...
+     *
+     * - bubbleWidth:     Number   - Default bubble width. Defaults to 280.
+     * - bubblePadding:   Number   - DEPRECATED. Default bubble padding. Defaults to 15.
+     * - smoothScroll:    Boolean  - should the page scroll smoothly to the next
+     *                               step? Defaults to TRUE.
+     * - scrollDuration:  Number   - Duration of page scroll. Only relevant when
+     *                               smoothScroll is set to true. Defaults to
+     *                               1000ms.
+     * - scrollTopMargin: NUMBER   - When the page scrolls, how much space should there
+     *                               be between the bubble/targetElement and the top
+     *                               of the viewport? Defaults to 200.
+     * - showCloseButton: Boolean  - should the tour bubble show a close (X) button?
+     *                               Defaults to TRUE.
+     * - showPrevButton:  Boolean  - should the bubble have the Previous button?
+     *                               Defaults to FALSE.
+     * - showNextButton:  Boolean  - should the bubble have the Next button?
+     *                               Defaults to TRUE.
+     * - arrowWidth:      Number   - Default arrow width. (space between the bubble
+     *                               and the targetEl) Used for bubble position
+     *                               calculation. Only use this option if you are
+     *                               using your own custom CSS. Defaults to 20.
+     * - skipIfNoElement  Boolean  - If a specified target element is not found,
+     *                               should we skip to the next step? Defaults to
+     *                               TRUE.
+     * - onNext:          Function - A callback to be invoked after every click on
+     *                               a "Next" button.
+     *
+     * - i18n:            Object   - For i18n purposes. Allows you to change the
+     *                               text of button labels and step numbers.
+     * - i18n.stepNums:   Array\<String\> - Provide a list of strings to be shown as
+     *                               the step number, based on index of array. Unicode
+     *                               characters are supported. (e.g., ['&#x4e00;',
+     *                               '&#x4e8c;', '&#x4e09;']) If there are more steps
+     *                               than provided numbers, Arabic numerals
+     *                               ('4', '5', '6', etc.) will be used as default.
+     * // =========
+     * // CALLBACKS
+     * // =========
+     * - onNext:          Function - Invoked after every click on a "Next" button.
+     * - onPrev:          Function - Invoked after every click on a "Prev" button.
+     * - onStart:         Function - Invoked when the tour is started.
+     * - onEnd:           Function - Invoked when the tour ends.
+     * - onClose:         Function - Invoked when the user closes the tour before finishing.
+     * - onError:         Function - Invoked when the specified target element doesn't exist on the page.
+     *
+     * // ====
+     * // I18N
+     * // ====
+     * i18n:              OBJECT      - For i18n purposes. Allows you to change the text
+     *                                  of button labels and step numbers.
+     * i18n.nextBtn:      STRING      - Label for next button
+     * i18n.prevBtn:      STRING      - Label for prev button
+     * i18n.doneBtn:      STRING      - Label for done button
+     * i18n.skipBtn:      STRING      - Label for skip button
+     * i18n.closeTooltip: STRING      - Text for close button tooltip
+     * i18n.stepNums:   ARRAY<STRING> - Provide a list of strings to be shown as
+     *                                  the step number, based on index of array. Unicode
+     *                                  characters are supported. (e.g., ['&#x4e00;',
+     *                                  '&#x4e8c;', '&#x4e09;']) If there are more steps
+     *                                  than provided numbers, Arabic numerals
+     *                                  ('4', '5', '6', etc.) will be used as default.
+     * </pre>
+     *
+     * @example hopscotch.configure({ scrollDuration: 1000, scrollTopMargin: 150 });
+     * @example
+     * hopscotch.configure({
+     *   scrollTopMargin: 150,
+     *   onStart: function() {
+     *     alert("Have fun!");
+     *   },
+     *   i18n: {
+     *     nextBtn: 'Forward',
+     *     prevBtn: 'Previous'
+     *     closeTooltip: 'Quit'
+     *   }
+     * });
+     *
+     * @param {Object} options A hash of configuration options.
+     * @returns {Object} Hopscotch
+     */
+    this.configure = function(options) {
+      return _configure.call(this, options, false);
+    };
+
+    /**
+     * Set the template that should be used for rendering Hopscotch bubbles.
+     * If a string, it's assumed your template is available in the
+     * hopscotch.templates namespace.
+     *
+     * @param {String|Function(obj)} The template to use for rendering.
+     * @returns {Object} The Hopscotch object (for chaining).
+     */
+    this.setRenderer = function(render){
+      var typeOfRender = typeof render;
+
+      if(typeOfRender === 'string'){
+        templateToUse = render;
+        customRenderer = undefined;
+      }
+      else if(typeOfRender === 'function'){
+        customRenderer = render;
+      }
+      return this;
+    };
+
+    /**
+     * Sets the escaping method to be used by JST templates.
+     *
+     * @param {Function} - The escape method to use.
+     * @returns {Object} The Hopscotch object (for chaining).
+     */
+    this.setEscaper = function(esc){
+      if (typeof esc === 'function'){
+        customEscape = esc;
+      }
+      return this;
+    };
+
+    init.call(this, initOptions);
+  };
+
+  winHopscotch = new Hopscotch();
+  context[namespace] = winHopscotch;
+
+// Template includes, placed inside a closure to ensure we don't
+// end up declaring our shim globally.
+(function(){
+var _ = {};
+/*
+ * Adapted from the Underscore.js framework. Check it out at
+ * https://github.com/jashkenas/underscore
+ */
+_.escape = function(str){
+  if(customEscape){ return customEscape(str); }
+  
+  if(str == null) return '';
+  return ('' + str).replace(new RegExp('[&<>"\']', 'g'), function(match){
+    if(match == '&'){ return '&amp;' }
+    if(match == '<'){ return '&lt;' }
+    if(match == '>'){ return '&gt;' }
+    if(match == '"'){ return '&quot;' }
+    if(match == "'"){ return '&#x27;' }
+  });
+}
+this["hopscotch"] = this["hopscotch"] || {};
+this["hopscotch"]["templates"] = this["hopscotch"]["templates"] || {};
+
+this["hopscotch"]["templates"]["bubble_default"] = function(obj) {
+obj || (obj = {});
+var __t, __p = '', __e = _.escape, __j = Array.prototype.join;
+function print() { __p += __j.call(arguments, '') }
+with (obj) {
+
+
+  function optEscape(str, unsafe){
+    if(unsafe){
+      return _.escape(str);
+    }
+    return str;
+  }
+;
+__p += '\n<div class="hopscotch-bubble-container" style="width: ' +
+((__t = ( step.width )) == null ? '' : __t) +
+'px; padding: ' +
+((__t = ( step.padding )) == null ? '' : __t) +
+'px;">\n  ';
+ if(tour.isTour){ ;
+__p += '<span class="hopscotch-bubble-number">' +
+((__t = ( i18n.stepNum )) == null ? '' : __t) +
+'</span>';
+ } ;
+__p += '\n  <div class="hopscotch-bubble-content">\n    ';
+ if(step.title !== ''){ ;
+__p += '<h3 class="hopscotch-title">' +
+((__t = ( optEscape(step.title, tour.unsafe) )) == null ? '' : __t) +
+'</h3>';
+ } ;
+__p += '\n    ';
+ if(step.content  !== ''){ ;
+__p += '<div class="hopscotch-content">' +
+((__t = ( optEscape(step.content, tour.unsafe) )) == null ? '' : __t) +
+'</div>';
+ } ;
+__p += '\n  </div>\n  <div class="hopscotch-actions">\n    ';
+ if(buttons.showPrev){ ;
+__p += '<button class="hopscotch-nav-button prev hopscotch-prev">' +
+((__t = ( i18n.prevBtn )) == null ? '' : __t) +
+'</button>';
+ } ;
+__p += '\n    ';
+ if(buttons.showCTA){ ;
+__p += '<button class="hopscotch-nav-button next hopscotch-cta">' +
+((__t = ( buttons.ctaLabel )) == null ? '' : __t) +
+'</button>';
+ } ;
+__p += '\n    ';
+ if(buttons.showNext){ ;
+__p += '<button class="hopscotch-nav-button next hopscotch-next">' +
+((__t = ( i18n.nextBtn )) == null ? '' : __t) +
+'</button>';
+ } ;
+__p += '\n  </div>\n  ';
+ if(buttons.showClose){ ;
+__p += '<a title="' +
+((__t = ( i18n.closeTooltip )) == null ? '' : __t) +
+'" href="#" class="hopscotch-bubble-close hopscotch-close">' +
+((__t = ( i18n.closeTooltip )) == null ? '' : __t) +
+'</a>';
+ } ;
+__p += '\n</div>\n<div class="hopscotch-bubble-arrow-container hopscotch-arrow">\n  <div class="hopscotch-bubble-arrow-border"></div>\n  <div class="hopscotch-bubble-arrow"></div>\n</div>';
+
+}
+return __p
+};
+}());
+
diff --git a/ajax/libs/hopscotch/0.2.0/hopscotch.min.js b/ajax/libs/hopscotch/0.2.0/hopscotch.min.js
new file mode 100644
index 000000000..e294047b8
--- /dev/null
+++ b/ajax/libs/hopscotch/0.2.0/hopscotch.min.js
@@ -0,0 +1,17 @@
+/**! hopscotch - v0.2.0
+*
+* Copyright 2014 LinkedIn Corp. 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(context,namespace){var Hopscotch,HopscotchBubble,HopscotchCalloutManager,HopscotchI18N,customI18N,customRenderer,customEscape,utils,callbacks,helpers,winLoadHandler,defaultOpts,templateToUse="bubble_default",Sizzle=window.Sizzle||null,winHopscotch=context[namespace],undefinedStr="undefined",waitingToStart=!1,hasJquery=typeof window.jQuery!==undefinedStr,hasSessionStorage=!1,document=window.document;try{hasSessionStorage=typeof window.sessionStorage!==undefinedStr}catch(err){}defaultOpts={smoothScroll:!0,scrollDuration:1e3,scrollTopMargin:200,showCloseButton:!0,showPrevButton:!1,showNextButton:!0,bubbleWidth:280,bubblePadding:15,arrowWidth:20,skipIfNoElement:!0,cookieName:"hopscotch.tour.state"},winHopscotch||(Array.isArray||(Array.isArray=function(a){return"[object Array]"===Object.prototype.toString.call(a)}),winLoadHandler=function(){waitingToStart&&winHopscotch.startTour()},utils={addClass:function(a,b){var c,d,e,f;if(a.className){for(d=b.split(/\s+/),c=" "+a.className+" ",e=0,f=d.length;f>e;++e)c.indexOf(" "+d[e]+" ")<0&&(c+=d[e]+" ");a.className=c.replace(/^\s+|\s+$/g,"")}else a.className=b},removeClass:function(a,b){var c,d,e,f;for(d=b.split(/\s+/),c=" "+a.className+" ",e=0,f=d.length;f>e;++e)c=c.replace(" "+d[e]+" "," ");a.className=c.replace(/^\s+|\s+$/g,"")},hasClass:function(a,b){var c;return a.className?(c=" "+a.className+" ",-1!==c.indexOf(" "+b+" ")):!1},getPixelValue:function(a){var b=typeof a;return"number"===b?a:"string"===b?parseInt(a,10):0},valOrDefault:function(a,b){return typeof a!==undefinedStr?a:b},invokeCallbackArrayHelper:function(a){var b;return Array.isArray(a)&&(b=helpers[a[0]],"function"==typeof b)?b.apply(this,a.slice(1)):void 0},invokeCallbackArray:function(a){var b,c;if(Array.isArray(a)){if("string"==typeof a[0])return utils.invokeCallbackArrayHelper(a);for(b=0,c=a.length;c>b;++b)utils.invokeCallback(a[b])}},invokeCallback:function(a){return"function"==typeof a?a():"string"==typeof a&&helpers[a]?helpers[a]():utils.invokeCallbackArray(a)},invokeEventCallbacks:function(a,b){var c,d,e=callbacks[a];if(b)return this.invokeCallback(b);for(c=0,d=e.length;d>c;++c)this.invokeCallback(e[c].cb)},getScrollTop:function(){var a;return a=typeof window.pageYOffset!==undefinedStr?window.pageYOffset:document.documentElement.scrollTop},getScrollLeft:function(){var a;return a=typeof window.pageXOffset!==undefinedStr?window.pageXOffset:document.documentElement.scrollLeft},getWindowHeight:function(){return window.innerHeight||document.documentElement.clientHeight},getWindowWidth:function(){return window.innerWidth||document.documentElement.clientWidth},addEvtListener:function(a,b,c){return a.addEventListener?a.addEventListener(b,c,!1):a.attachEvent("on"+b,c)},removeEvtListener:function(a,b,c){return a.removeEventListener?a.removeEventListener(b,c,!1):a.detachEvent("on"+b,c)},documentIsReady:function(){return"complete"===document.readyState||"interactive"===document.readyState},evtPreventDefault:function(a){a.preventDefault?a.preventDefault():event&&(event.returnValue=!1)},extend:function(a,b){var c;for(c in b)b.hasOwnProperty(c)&&(a[c]=b[c])},getStepTargetHelper:function(a){var b=document.getElementById(a);return b?b:document.querySelector?document.querySelector(a):hasJquery?(b=jQuery(a),b.length?b[0]:null):Sizzle?(b=new Sizzle(a),b.length?b[0]:null):/^#[a-zA-Z][\w-_:.]*$/.test(a)?document.getElementById(a.substring(1)):null},getStepTarget:function(a){var b;if(!a||!a.target)return null;if("string"==typeof a.target)return a.target=utils.getStepTargetHelper(a.target),a.target;if(Array.isArray(a.target)){var c,d;for(c=0,d=a.target.length;d>c;c++)if("string"==typeof a.target[c]&&(b=utils.getStepTargetHelper(a.target[c])))return a.target=b,b;return null}return a.target},getI18NString:function(a){return customI18N[a]||HopscotchI18N[a]},setState:function(a,b,c){var d,e="";hasSessionStorage?sessionStorage.setItem(a,b):(c&&(d=new Date,d.setTime(d.getTime()+24*c*60*60*1e3),e="; expires="+d.toGMTString()),document.cookie=a+"="+b+e+"; path=/")},getState:function(a){var b,c,d,e=a+"=",f=document.cookie.split(";");if(hasSessionStorage)d=sessionStorage.getItem(a);else for(b=0;b<f.length;b++){for(c=f[b];" "===c.charAt(0);)c=c.substring(1,c.length);if(0===c.indexOf(e)){d=c.substring(e.length,c.length);break}}return d},clearState:function(a){hasSessionStorage?sessionStorage.removeItem(a):this.setState(a,"",-1)}},utils.addEvtListener(window,"load",winLoadHandler),callbacks={next:[],prev:[],start:[],end:[],show:[],error:[],close:[]},helpers={},HopscotchI18N={stepNums:null,nextBtn:"Next",prevBtn:"Back",doneBtn:"Done",skipBtn:"Skip",closeTooltip:"Close"},customI18N={},HopscotchBubble=function(a){this.init(a)},HopscotchBubble.prototype={isShowing:!1,currStep:void 0,setPosition:function(a){var b,c,d,e,f,g,h=utils.getStepTarget(a),i=this.element,j=this.arrowEl;if(c=i.offsetWidth,b=i.offsetHeight,utils.removeClass(i,"fade-in-down fade-in-up fade-in-left fade-in-right"),!a.placement&&a.orientation&&(a.placement=a.orientation),d=h.getBoundingClientRect(),"top"===a.placement)e=d.top-b-this.opt.arrowWidth,f=d.left;else if("bottom"===a.placement)e=d.bottom+this.opt.arrowWidth,f=d.left;else if("left"===a.placement)e=d.top,f=d.left-c-this.opt.arrowWidth;else{if("right"!==a.placement)throw"Bubble placement failed because step.placement is invalid or undefined!";e=d.top,f=d.right+this.opt.arrowWidth}g="center"!==a.arrowOffset?utils.getPixelValue(a.arrowOffset):a.arrowOffset,g?"top"===a.placement||"bottom"===a.placement?(j.style.top="",j.style.left="center"===g?Math.floor(c/2-j.offsetWidth/2)+"px":g+"px"):("left"===a.placement||"right"===a.placement)&&(j.style.left="",j.style.top="center"===g?Math.floor(b/2-j.offsetHeight/2)+"px":g+"px"):(j.style.top="",j.style.left=""),"center"===a.xOffset?f=d.left+h.offsetWidth/2-c/2:f+=utils.getPixelValue(a.xOffset),"center"===a.yOffset?e=d.top+h.offsetHeight/2-b/2:e+=utils.getPixelValue(a.yOffset),a.fixedElement||(e+=utils.getScrollTop(),f+=utils.getScrollLeft()),i.style.position=a.fixedElement?"fixed":"absolute",i.style.top=e+"px",i.style.left=f+"px"},render:function(a,b,c){var d,e,f,g,h,j,k,l,m=this.element;if(a?this.currStep=a:this.currStep&&(a=this.currStep),this.opt.isTourBubble?(g=winHopscotch.getCurrTour(),g&&(e=g.customData,d=g.customRenderer,f=g.unsafe,Array.isArray(g.steps)&&(h=g.steps.length,k=b===h-1))):(e=a.customData,d=a.customRenderer,f=a.unsafe),j=utils.getI18NString(k?"doneBtn":a.showSkip?"skipBtn":"nextBtn"),!a.placement&&a.orientation&&(a.placement=a.orientation),this.placement=a.placement,l={i18n:{prevBtn:utils.getI18NString("prevBtn"),nextBtn:j,closeTooltip:utils.getI18NString("closeTooltip"),stepNum:this._getStepI18nNum(b)},buttons:{showPrev:utils.valOrDefault(a.showPrevButton,this.opt.showPrevButton)&&b>0,showNext:utils.valOrDefault(a.showNextButton,this.opt.showNextButton),showCTA:utils.valOrDefault(a.showCTAButton&&a.ctaLabel,!1),ctaLabel:a.ctaLabel,showClose:utils.valOrDefault(this.opt.showCloseButton,!0)},step:{num:b,isLast:utils.valOrDefault(k,!1),title:a.title||"",content:a.content||"",placement:a.placement,padding:utils.valOrDefault(a.padding,this.opt.bubblePadding),width:utils.getPixelValue(a.width)||this.opt.bubbleWidth,customData:a.customData||{}},tour:{isTour:this.opt.isTourBubble,numSteps:h,unsafe:utils.valOrDefault(f,!1),customData:e||{}}},"function"==typeof d)m.innerHTML=d(l);else if("string"==typeof d){if(!hopscotch.templates||"function"!=typeof hopscotch.templates[d])throw'Bubble rendering failed - template "'+d+'" is not a function.';m.innerHTML=hopscotch.templates[d](l)}else if(customRenderer)m.innerHTML=customRenderer(l);else{if(!hopscotch.templates||"function"!=typeof hopscotch.templates[templateToUse])throw'Bubble rendering failed - template "'+templateToUse+'" is not a function.';m.innerHTML=hopscotch.templates[templateToUse](l)}for(children=m.children,numChildren=children.length,i=0;numChildren>i;i++)node=children[i],utils.hasClass(node,"hopscotch-arrow")&&(this.arrowEl=node);return m.style.zIndex=a.zindex||"",this._setArrow(a.placement),this.hide(!1),this.setPosition(a),c&&c(!a.fixedElement),this},_getStepI18nNum:function(a){var b=utils.getI18NString("stepNums");return b&&a<b.length?a=b[a]:a+=1,a},_setArrow:function(a){utils.removeClass(this.arrowEl,"down up right left"),"top"===a?utils.addClass(this.arrowEl,"down"):"bottom"===a?utils.addClass(this.arrowEl,"up"):"left"===a?utils.addClass(this.arrowEl,"right"):"right"===a&&utils.addClass(this.arrowEl,"left")},_getArrowDirection:function(){return"top"===this.placement?"down":"bottom"===this.placement?"up":"left"===this.placement?"right":"right"===this.placement?"left":void 0},show:function(){var a=this,b="fade-in-"+this._getArrowDirection(),c=1e3;return utils.removeClass(this.element,"hide"),utils.addClass(this.element,b),setTimeout(function(){utils.removeClass(a.element,"invisible")},50),setTimeout(function(){utils.removeClass(a.element,b)},c),this.isShowing=!0,this},hide:function(a){var b=this.element;return a=utils.valOrDefault(a,!0),b.style.top="",b.style.left="",a?(utils.addClass(b,"hide"),utils.removeClass(b,"invisible")):(utils.removeClass(b,"hide"),utils.addClass(b,"invisible")),utils.removeClass(b,"animate fade-in-up fade-in-down fade-in-right fade-in-left"),this.isShowing=!1,this},destroy:function(){var a=this.element;a&&a.parentNode.removeChild(a),utils.removeEvtListener(a,"click",this.clickCb)},_handleBubbleClick:function(a){function b(c){return c===a.currentTarget?null:utils.hasClass(c,"hopscotch-cta")?"cta":utils.hasClass(c,"hopscotch-next")?"next":utils.hasClass(c,"hopscotch-prev")?"prev":utils.hasClass(c,"hopscotch-close")?"close":b(c.parentElement)}var c;if(c=b(a.target),"cta"===c)this.opt.isTourBubble||winHopscotch.getCalloutManager().removeCallout(this.currStep.id),this.currStep.onCTA&&utils.invokeCallback(this.currStep.onCTA);else if("next"===c)winHopscotch.nextStep(!0);else if("prev"===c)winHopscotch.prevStep(!0);else if("close"===c){if(this.opt.isTourBubble){var d=winHopscotch.getCurrStepNum(),e=winHopscotch.getCurrTour(),f=d===e.steps.length-1;utils.invokeEventCallbacks("close"),winHopscotch.endTour(!0,f)}else this.opt.onClose&&utils.invokeCallback(this.opt.onClose),this.opt.id&&!this.opt.isTourBubble?winHopscotch.getCalloutManager().removeCallout(this.opt.id):this.destroy();utils.evtPreventDefault(a)}},init:function(a){var b,c,d,e=document.createElement("div"),f=this,g=!1;this.element=e,d={showPrevButton:defaultOpts.showPrevButton,showNextButton:defaultOpts.showNextButton,bubbleWidth:defaultOpts.bubbleWidth,bubblePadding:defaultOpts.bubblePadding,arrowWidth:defaultOpts.arrowWidth,showNumber:!0,isTourBubble:!0},a=typeof a===undefinedStr?{}:a,utils.extend(d,a),this.opt=d,e.className="hopscotch-bubble animated",d.isTourBubble||utils.addClass(e,"hopscotch-callout no-number"),b=function(){!g&&f.isShowing&&(g=!0,setTimeout(function(){f.setPosition(f.currStep),g=!1},100))},utils.addEvtListener(window,"resize",b),this.clickCb=function(a){f._handleBubbleClick(a)},utils.addEvtListener(e,"click",this.clickCb),this.hide(),utils.documentIsReady()?document.body.appendChild(e):(document.addEventListener?(c=function(){document.removeEventListener("DOMContentLoaded",c),window.removeEventListener("load",c),document.body.appendChild(e)},document.addEventListener("DOMContentLoaded",c,!1)):(c=function(){"complete"===document.readyState&&(document.detachEvent("onreadystatechange",c),window.detachEvent("onload",c),document.body.appendChild(e))},document.attachEvent("onreadystatechange",c)),utils.addEvtListener(window,"load",c))}},HopscotchCalloutManager=function(){var a={};this.createCallout=function(b){var c;if(!b.id)throw"Must specify a callout id.";if(a[b.id])throw"Callout by that id already exists. Please choose a unique id.";return b.showNextButton=b.showPrevButton=!1,b.isTourBubble=!1,c=new HopscotchBubble(b),a[b.id]=c,b.target&&c.render(b,null,function(){c.show()}),c},this.getCallout=function(b){return a[b]},this.removeAllCallouts=function(){var b;for(b in a)a.hasOwnProperty(b)&&this.removeCallout(b)},this.removeCallout=function(b){var c=a[b];a[b]=null,c&&c.destroy()}},Hopscotch=function(a){var b,c,d,e,f,g,h,i,j=this,k=function(a){return b||(b=new HopscotchBubble(d)),a&&utils.extend(b.opt,{bubblePadding:l("bubblePadding"),bubbleWidth:l("bubbleWidth"),showNextButton:l("showNextButton"),showPrevButton:l("showPrevButton"),showCloseButton:l("showCloseButton"),arrowWidth:l("arrowWidth")}),b},l=function(a){return"undefined"==typeof d?defaultOpts[a]:utils.valOrDefault(d[a],defaultOpts[a])},m=function(){var a;return a=0>f||f>=e.steps.length?null:e.steps[f]},n=function(){j.nextStep()},o=function(a){var b,c,d,e,f,g,h=k(),i=h.element,j=utils.getPixelValue(i.style.top),n=j+utils.getPixelValue(i.offsetHeight),o=utils.getStepTarget(m()),p=o.getBoundingClientRect(),q=p.top+utils.getScrollTop(),r=p.bottom+utils.getScrollTop(),s=q>j?j:q,t=n>r?n:r,u=utils.getScrollTop(),v=u+utils.getWindowHeight(),w=s-l("scrollTopMargin");s>=u&&(s<=u+l("scrollTopMargin")||v>=t)?a&&a():l("smoothScroll")?typeof YAHOO!==undefinedStr&&typeof YAHOO.env!==undefinedStr&&typeof YAHOO.env.ua!==undefinedStr&&typeof YAHOO.util!==undefinedStr&&typeof YAHOO.util.Scroll!==undefinedStr?(b=YAHOO.env.ua.webkit?document.body:document.documentElement,d=YAHOO.util.Easing?YAHOO.util.Easing.easeOut:void 0,c=new YAHOO.util.Scroll(b,{scroll:{to:[0,w]}},l("scrollDuration")/1e3,d),c.onComplete.subscribe(a),c.animate()):hasJquery?jQuery("body, html").animate({scrollTop:w},l("scrollDuration"),a):(0>w&&(w=0),e=u>s?-1:1,f=Math.abs(u-w)/(l("scrollDuration")/10),(g=function(){var b=utils.getScrollTop(),c=b+e*f;return e>0&&c>=w||0>e&&w>=c?(c=w,a&&a(),void window.scrollTo(0,c)):(window.scrollTo(0,c),utils.getScrollTop()===b?void(a&&a()):void setTimeout(g,10))})()):(window.scrollTo(0,w),a&&a())},p=function(a,b){var c,d,g;f+a>=0&&f+a<e.steps.length?(f+=a,d=m(),g=function(){c=utils.getStepTarget(d),c?b(f):(utils.invokeEventCallbacks("error"),p(a,b))},d.delay?setTimeout(g,d.delay):g()):b(-1)},q=function(a,b){var c,d,g,h,i=k(),j=this;if(i.hide(),a=utils.valOrDefault(a,!0),c=m(),d=c,g=b>0?d.multipage:f>0&&e.steps[f-1].multipage,h=function(c){var h;if(-1===c)return this.endTour(!0);if(a&&(h=b>0?utils.invokeEventCallbacks("next",d.onNext):utils.invokeEventCallbacks("prev",d.onPrev)),c===f){if(g)return void utils.setState(l("cookieName"),e.id+":"+f,1);h=utils.valOrDefault(h,!0),h?this.showStep(c):this.endTour(!1)}},!g&&l("skipIfNoElement"))p(b,function(a){h.call(j,a)});else if(f+b>=0&&f+b<e.steps.length){if(f+=b,c=m(),!utils.getStepTarget(c)&&!g)return utils.invokeEventCallbacks("error"),this.endTour(!0,!1);h.call(this,f)}return this},r=function(a){var b,c,d,e={};for(b in a)a.hasOwnProperty(b)&&"id"!==b&&"steps"!==b&&(e[b]=a[b]);return i.call(this,e,!0),c=utils.getState(l("cookieName")),c&&(d=c.split(":"),g=d[0],h=d[1],h=parseInt(h,10)),this},s=function(a,b){var c,d;if(f=a||0,c=m(),d=utils.getStepTarget(c))return void b(f);if(!d){if(utils.invokeEventCallbacks("error"),l("skipIfNoElement"))return void p(1,b);f=-1,b(f)}},t=function(a){var b,c,d=e.steps[a],g=e.steps,h=g.length,i=e.id+":"+a,j=k(),m=utils.getStepTarget(d);c=function(){j.show(),utils.invokeEventCallbacks("show",d.onShow)},f=a,j.hide(!1),b=a===h-1,j.render(d,a,function(a){a?o(c):c(),d.nextOnTargetClick&&utils.addEvtListener(m,"click",n)}),utils.setState(l("cookieName"),i,1)},u=function(a){a&&this.configure(a)};this.getCalloutManager=function(){return typeof c===undefinedStr&&(c=new HopscotchCalloutManager),c},this.startTour=function(a,b){var c,d,f=this;if(e||(e=a,r.call(this,a)),typeof b!==undefinedStr){if(b>=e.steps.length)throw"Specified step number out of bounds.";d=b}return utils.documentIsReady()?("undefined"==typeof d&&e.id===g&&typeof h!==undefinedStr?d=h:d||(d=0),s(d,function(a){var b=-1!==a&&utils.getStepTarget(e.steps[a]);return b?(utils.invokeEventCallbacks("start"),c=k(),c.hide(!1),f.isActive=!0,void(utils.getStepTarget(m())?f.showStep(a):(utils.invokeEventCallbacks("error"),l("skipIfNoElement")&&f.nextStep(!1)))):void f.endTour(!1,!1)}),this):(waitingToStart=!0,this)},this.showStep=function(a){var b=e.steps[a];return b.delay?setTimeout(function(){t(a)},b.delay):t(a),this},this.prevStep=function(a){return q.call(this,a,-1),this},this.nextStep=function(a){var b=m(),c=utils.getStepTarget(b);return b.nextOnTargetClick&&utils.removeEvtListener(c,"click",n),q.call(this,a,1),this},this.endTour=function(a,b){var c=k();return a=utils.valOrDefault(a,!0),b=utils.valOrDefault(b,!0),f=0,h=void 0,c.hide(),a&&utils.clearState(l("cookieName")),this.isActive&&(this.isActive=!1,e&&b&&utils.invokeEventCallbacks("end")),this.removeCallbacks(null,!0),this.resetDefaultOptions(),e=null,this},this.getCurrTour=function(){return e},this.getCurrTarget=function(){return utils.getStepTarget(m())},this.getCurrStepNum=function(){return f},this.refreshBubblePosition=function(){return b.setPosition(m()),this},this.listen=function(a,b,c){return a&&callbacks[a].push({cb:b,fromTour:c}),this},this.unlisten=function(a,b){var c,d,e=callbacks[a];for(c=0,d=e.length;d>c;++c)e[c]===b&&e.splice(c,1);return this},this.removeCallbacks=function(a,b){var c,d,e,f;for(f in callbacks)if(!a||a===f)if(b)for(c=callbacks[f],d=0,e=c.length;e>d;++d)c[d].fromTour&&(c.splice(d--,1),--e);else callbacks[f]=[];return this},this.registerHelper=function(a,b){"string"==typeof a&&"function"==typeof b&&(helpers[a]=b)},this.unregisterHelper=function(a){helpers[a]=null},this.invokeHelper=function(a){var b,c,d=[];for(b=1,c=arguments.length;c>b;++b)d.push(arguments[b]);helpers[a]&&helpers[a].call(null,d)},this.setCookieName=function(a){return d.cookieName=a,this},this.resetDefaultOptions=function(){return d={},this},this.resetDefaultI18N=function(){return customI18N={},this},this.getState=function(){return utils.getState(l("cookieName"))},i=function(a,b){var c,e,f,g,h=["next","prev","start","end","show","error","close"];for(d||this.resetDefaultOptions(),utils.extend(d,a),a&&utils.extend(customI18N,a.i18n),f=0,g=h.length;g>f;++f)e="on"+h[f].charAt(0).toUpperCase()+h[f].substring(1),a[e]&&this.listen(h[f],a[e],b);return c=k(!0),this},this.configure=function(a){return i.call(this,a,!1)},this.setRenderer=function(a){var b=typeof a;return"string"===b?(templateToUse=a,customRenderer=void 0):"function"===b&&(customRenderer=a),this},this.setEscaper=function(a){return"function"==typeof a&&(customEscape=a),this},u.call(this,a)},winHopscotch=new Hopscotch,context[namespace]=winHopscotch,function(){var _={};_.escape=function(a){return customEscape?customEscape(a):null==a?"":(""+a).replace(new RegExp("[&<>\"']","g"),function(a){return"&"==a?"&amp;":"<"==a?"&lt;":">"==a?"&gt;":'"'==a?"&quot;":"'"==a?"&#x27;":void 0})},this.hopscotch=this.hopscotch||{},this.hopscotch.templates=this.hopscotch.templates||{},this.hopscotch.templates.bubble_default=function(obj){function optEscape(a,b){return b?_.escape(a):a}obj||(obj={});{var __t,__p="";_.escape,Array.prototype.join}with(obj)__p+='\n<div class="hopscotch-bubble-container" style="width: '+(null==(__t=step.width)?"":__t)+"px; padding: "+(null==(__t=step.padding)?"":__t)+'px;">\n  ',tour.isTour&&(__p+='<span class="hopscotch-bubble-number">'+(null==(__t=i18n.stepNum)?"":__t)+"</span>"),__p+='\n  <div class="hopscotch-bubble-content">\n    ',""!==step.title&&(__p+='<h3 class="hopscotch-title">'+(null==(__t=optEscape(step.title,tour.unsafe))?"":__t)+"</h3>"),__p+="\n    ",""!==step.content&&(__p+='<div class="hopscotch-content">'+(null==(__t=optEscape(step.content,tour.unsafe))?"":__t)+"</div>"),__p+='\n  </div>\n  <div class="hopscotch-actions">\n    ',buttons.showPrev&&(__p+='<button class="hopscotch-nav-button prev hopscotch-prev">'+(null==(__t=i18n.prevBtn)?"":__t)+"</button>"),__p+="\n    ",buttons.showCTA&&(__p+='<button class="hopscotch-nav-button next hopscotch-cta">'+(null==(__t=buttons.ctaLabel)?"":__t)+"</button>"),__p+="\n    ",buttons.showNext&&(__p+='<button class="hopscotch-nav-button next hopscotch-next">'+(null==(__t=i18n.nextBtn)?"":__t)+"</button>"),__p+="\n  </div>\n  ",buttons.showClose&&(__p+='<a title="'+(null==(__t=i18n.closeTooltip)?"":__t)+'" href="#" class="hopscotch-bubble-close hopscotch-close">'+(null==(__t=i18n.closeTooltip)?"":__t)+"</a>"),__p+='\n</div>\n<div class="hopscotch-bubble-arrow-container hopscotch-arrow">\n  <div class="hopscotch-bubble-arrow-border"></div>\n  <div class="hopscotch-bubble-arrow"></div>\n</div>';return __p}}())}(window,"hopscotch");
\ No newline at end of file
diff --git a/ajax/libs/hopscotch/package.json b/ajax/libs/hopscotch/package.json
new file mode 100644
index 000000000..9be27ea3d
--- /dev/null
+++ b/ajax/libs/hopscotch/package.json
@@ -0,0 +1,41 @@
+{
+  "name": "hopscotch",
+  "filename": "hopscotch.min.js",
+  "version": "0.2.0",
+  "description": "A framework to make it easy for developers to add product tours to their pages.",
+  "main": "Gruntfile.js",
+  "directories": {
+    "test": "test"
+  },
+  "scripts": {
+    "test": "grunt test"
+  },
+  "repository": {
+    "type": "git",
+    "url": "git://github.com/linkedin/hopscotch.git"
+  },
+  "author": "Gordon Koo",
+  "license": "Apache 2.0",
+  "readmeFilename": "README.md",
+  "bugs": {
+    "url": "https://github.com/linkedin/hopscotch/issues"
+  },
+  "devDependencies": {
+    "grunt": "~0.4.1",
+    "grunt-contrib-jshint": "~0.6.0",
+    "grunt-contrib-clean": "~0.5.0",
+    "grunt-contrib-copy": "~0.5.0",
+    "grunt-contrib-uglify": "~0.2.2",
+    "grunt-contrib-less": "~0.9.0",
+    "grunt-contrib-watch": "~0.5.1",
+    "grunt-contrib-compress": "~0.6.0",
+    "grunt-mocha": "~0.4.10",
+    "expect.js": "~0.2.0",
+    "jquery": "~2.1.0",
+    "grunt-bump": "~0.0.13",
+    "grunt-shell": "~0.3.1",
+    "grunt-contrib-jst": "~0.6.0",
+    "grunt-include-replace": "~1.2.0",
+    "sinon": "~1.9.0"
+  }
+}
\ No newline at end of file