diff --git a/.gitignore b/.gitignore
index b512c09d4..bc3df7151 100644
--- a/.gitignore
+++ b/.gitignore
@@ -1 +1,2 @@
-node_modules
\ No newline at end of file
+node_modules
+.idea/*
\ No newline at end of file
diff --git a/bower.json b/bower.json
index f38d3d907..baf02d9d7 100644
--- a/bower.json
+++ b/bower.json
@@ -1,6 +1,5 @@
 {
   "name": "intro.js",
-  "version": "1.0.0",
   "description": "A better way for new feature introduction and step-by-step users guide for your website and project.",
   "keywords": ["demo", "intro", "introduction"],
   "homepage": "http://usablica.github.com/intro.js/",
diff --git a/intro.js b/intro.js
index 817739bd1..06008c220 100644
--- a/intro.js
+++ b/intro.js
@@ -29,6 +29,8 @@
   function IntroJs(obj) {
     this._targetElement = obj;
 
+    this._preventScroll = false;
+
     this._options = {
       /* Next button label in tooltip box */
       nextLabel: 'Next →',
@@ -65,7 +67,9 @@
       /* Precedence of positions, when auto is enabled */
       positionPrecedence: ["bottom", "top", "right", "left"],
       /* Disable an interaction with element? */
-      disableInteraction: false
+      disableInteraction: false,
+      /* Show a "X" at the top right of the helplayer */
+      showCloseX: true
     };
   }
 
@@ -89,12 +93,21 @@
         var currentItem = _cloneObject(this._options.steps[i]);
         //set the step
         currentItem.step = introItems.length + 1;
+        var givenElementNotFound = false;
         //use querySelector function only when developer used CSS selector
         if (typeof(currentItem.element) === 'string') {
           //grab the element with given selector from the page
           currentItem.element = document.querySelector(currentItem.element);
+
+          //element given cannot be found, so we mark it
+          if (!currentItem.element || !currentItem.element.getAttribute('id')) {
+            givenElementNotFound = true;
+          }
         }
 
+        //if the given element does not exist, exclude it from the steps
+        if (givenElementNotFound) continue;
+
         //intro without element
         if (typeof(currentItem.element) === 'undefined' || currentItem.element == null) {
           var floatingElementQuery = document.querySelector(".introjsFloatingElement");
@@ -135,7 +148,9 @@
             step: parseInt(currentElement.getAttribute('data-step'), 10),
             tooltipClass: currentElement.getAttribute('data-tooltipClass'),
             highlightClass: currentElement.getAttribute('data-highlightClass'),
-            position: currentElement.getAttribute('data-position') || this._options.tooltipPosition
+            position: currentElement.getAttribute('data-position') || this._options.tooltipPosition,
+            padding: currentElement.getAttribute('data-padding'),
+            hideTextBackground: currentElement.getAttribute('data-hideTextBackground')
           };
         }
       }
@@ -162,7 +177,9 @@
             step: nextStep + 1,
             tooltipClass: currentElement.getAttribute('data-tooltipClass'),
             highlightClass: currentElement.getAttribute('data-highlightClass'),
-            position: currentElement.getAttribute('data-position') || this._options.tooltipPosition
+            position: currentElement.getAttribute('data-position') || this._options.tooltipPosition,
+            padding: currentElement.getAttribute('data-padding'),
+            hideTextBackground: currentElement.getAttribute('data-hideTextBackground')
           };
         }
       }
@@ -334,6 +351,24 @@
     _showElement.call(this, nextStep);
   }
 
+  function removeOverlayLayer(targetElement) {
+    //remove overlay layer from the page
+    var overlayLayer = targetElement.querySelectorAll('.introjs-overlay');
+
+    //return if intro already completed or skipped
+    if (!overlayLayer.length) {
+      return;
+    }
+
+    [].forEach.call(overlayLayer, function (o) {
+      //for fade-out animation
+      o.style.opacity = 0;
+      if (o.parentNode) {
+        o.parentNode.removeChild(o);
+      }
+    });
+  }
+
   /**
    * Exit from intro
    *
@@ -342,21 +377,7 @@
    * @param {Object} targetElement
    */
   function _exitIntro(targetElement) {
-    //remove overlay layer from the page
-    var overlayLayer = targetElement.querySelector('.introjs-overlay');
-
-    //return if intro already completed or skipped
-    if (overlayLayer == null) {
-      return;
-    }
-
-    //for fade-out animation
-    overlayLayer.style.opacity = 0;
-    setTimeout(function () {
-      if (overlayLayer.parentNode) {
-        overlayLayer.parentNode.removeChild(overlayLayer);
-      }
-    }, 500);
+    removeOverlayLayer.call(this, targetElement);
 
     //remove all helper layers
     var helperLayer = targetElement.querySelector('.introjs-helperLayer');
@@ -367,7 +388,7 @@
     var referenceLayer = targetElement.querySelector('.introjs-tooltipReferenceLayer');
     if (referenceLayer) {
       referenceLayer.parentNode.removeChild(referenceLayer);
-	}
+  }
     //remove disableInteractionLayer
     var disableInteractionLayer = targetElement.querySelector('.introjs-disableInteraction');
     if (disableInteractionLayer) {
@@ -460,19 +481,27 @@
     var targetOffset = _getOffset(targetElement)
     var tooltipHeight = _getOffset(tooltipLayer).height
     var windowSize = _getWinSize()
+    var top = this._introItems[this._currentStep].top || 0;
+    tooltipLayer.style.position = 'absolute';
+
     switch (currentTooltipPosition) {
       case 'top':
         tooltipLayer.style.left = '15px';
-        tooltipLayer.style.top = '-' + (tooltipHeight + 10) + 'px';
+        tooltipLayer.style.top = '-' + (tooltipHeight + top + 10) + 'px';
         arrowLayer.className = 'introjs-arrow bottom';
         break;
       case 'right':
-        tooltipLayer.style.left = (_getOffset(targetElement).width + 20) + 'px';
+        if (this._introItems[this._currentStep].padding) {
+          tooltipLayer.style.left = (_getOffset(targetElement).width + 2*(this._introItems[this._currentStep].padding + 5)) + 'px';
+        }
+        else {
+          tooltipLayer.style.left = (_getOffset(targetElement).width + 20) + 'px';
+        }
         if (targetOffset.top + tooltipHeight > windowSize.height) {
           // In this case, right would have fallen below the bottom of the screen.
           // Modify so that the bottom of the tooltip connects with the target
           arrowLayer.className = "introjs-arrow left-bottom";
-          tooltipLayer.style.top = "-" + (tooltipHeight - targetOffset.height - 20) + "px"
+          tooltipLayer.style.top = "-" + (tooltipHeight - targetOffset.height - top - 20) + "px"
         }
         arrowLayer.className = 'introjs-arrow left';
         break;
@@ -484,12 +513,17 @@
         if (targetOffset.top + tooltipHeight > windowSize.height) {
           // In this case, left would have fallen below the bottom of the screen.
           // Modify so that the bottom of the tooltip connects with the target
-          tooltipLayer.style.top = "-" + (tooltipHeight - targetOffset.height - 20) + "px"
+          tooltipLayer.style.top = "-" + (tooltipHeight - targetOffset.height - top - 20) + "px"
           arrowLayer.className = 'introjs-arrow right-bottom';
         } else {
           arrowLayer.className = 'introjs-arrow right';
         }
-        tooltipLayer.style.right = (targetOffset.width + 20) + 'px';
+        if (this._introItems[this._currentStep].padding) {
+          tooltipLayer.style.right = (targetOffset.width + 2*(this._introItems[this._currentStep].padding + 5)) + 'px';
+        }
+        else {
+          tooltipLayer.style.right = (targetOffset.width + 20 )+ 'px';
+        }
 
 
         break;
@@ -501,6 +535,7 @@
 
         tooltipLayer.style.left   = '50%';
         tooltipLayer.style.top    = '50%';
+        tooltipLayer.style.position    = 'fixed';
         tooltipLayer.style.marginLeft = '-' + (tooltipOffset.width / 2)  + 'px';
         tooltipLayer.style.marginTop  = '-' + (tooltipOffset.height / 2) + 'px';
 
@@ -625,19 +660,47 @@
       //prevent error when `this._currentStep` in undefined
       if (!this._introItems[this._currentStep]) return;
 
+      var definedPadding = this._introItems[this._currentStep].padding;
+      if(definedPadding === undefined){
+        definedPadding = 5;
+      }
+
       var currentElement  = this._introItems[this._currentStep],
           elementPosition = _getOffset(currentElement.element),
-          widthHeightPadding = 10;
+          widthHeightPadding = 2*definedPadding;
 
       if (currentElement.position == 'floating') {
         widthHeightPadding = 0;
       }
 
+      var toolTipPadding = this._introItems[this._currentStep].toolTipPadding;
+
+      if (toolTipPadding && Object.keys(toolTipPadding).length !== 0) {
+        toolTipPadding.top = toolTipPadding.top || 0;
+        toolTipPadding.left = toolTipPadding.left || 0;
+      } else {
+        toolTipPadding = {
+          top: 0,
+          left: 0
+        };
+      }
+
+
+      var safariWidth = 0;
+
+      var userAgent = navigator.userAgent &&
+        navigator.userAgent.match(/(opera|chrome|safari|firefox|msie|trident(?=\/))\/?\s*(\d+)/i);
+
+      if (userAgent && userAgent.length && userAgent[1] && userAgent[1].toLowerCase() === 'safari') {
+        safariWidth = this._introItems[this._currentStep].sWidth || 0;
+      }
+
+
       //set new position to helper layer
-      helperLayer.setAttribute('style', 'width: ' + (elementPosition.width  + widthHeightPadding)  + 'px; ' +
-                                        'height:' + (elementPosition.height + widthHeightPadding)  + 'px; ' +
-                                        'top:'    + (elementPosition.top    - 5)   + 'px;' +
-                                        'left: '  + (elementPosition.left   - 5)   + 'px;');
+      helperLayer.setAttribute('style', 'width: ' + (elementPosition.width  + widthHeightPadding + safariWidth)  + 'px; ' +
+          'height:' + (elementPosition.height + widthHeightPadding)  + 'px; ' +
+          'top:'    + (elementPosition.top    - definedPadding + toolTipPadding.top)   + 'px;' +
+          'left: '  + (elementPosition.left   - definedPadding + toolTipPadding.left)   + 'px;');
 
     }
   }
@@ -667,7 +730,7 @@
    * @param {Object} targetElement
    */
   function _showElement(targetElement) {
-
+    _addOverlayLayer.call(this, this._targetElement)
     if (typeof (this._introChangeCallback) !== 'undefined') {
       this._introChangeCallback.call(this, targetElement.element);
     }
@@ -724,7 +787,9 @@
 
       //remove old classes
       var oldShowElement = document.querySelector('.introjs-showElement');
-      oldShowElement.className = oldShowElement.className.replace(/introjs-[a-zA-Z]+/g, '').replace(/^\s+|\s+$/g, '');
+      if (oldShowElement) {
+        oldShowElement.className = oldShowElement.className.replace(/introjs-[a-zA-Z]+/g, '').replace(/^\s+|\s+$/g, '');
+      }
 
       //we should wait until the CSS3 transition is competed (it's 0.3 sec) to prevent incorrect `height` and `width` calculation
       if (self._lastShowElementTimer) {
@@ -735,8 +800,9 @@
         if (oldHelperNumberLayer != null) {
           oldHelperNumberLayer.innerHTML = targetElement.step;
         }
-        //set current tooltip text
-        oldtooltipLayer.innerHTML = targetElement.intro;
+
+        oldtooltipLayer.innerHTML = $(targetElement.intro).html();
+
         //set the tooltip position
         oldtooltipContainer.style.display = "block";
         _placeTooltip.call(self, targetElement.element, oldtooltipContainer, oldArrowLayer, oldHelperNumberLayer);
@@ -784,8 +850,11 @@
 
       arrowLayer.className = 'introjs-arrow';
 
-      tooltipTextLayer.className = 'introjs-tooltiptext';
-      tooltipTextLayer.innerHTML = targetElement.intro;
+      if (!this._introItems[this._currentStep].hideTextBackground) {
+        tooltipTextLayer.className = 'introjs-tooltiptext';
+      }
+
+      tooltipTextLayer.innerHTML = $(targetElement.intro).html();
 
       bulletsLayer.className = 'introjs-bullets';
 
@@ -832,7 +901,21 @@
         buttonsLayer.style.display = 'none';
       }
 
+      if (this._options.showCloseX) {
+        var closeXLink = document.createElement('a');
+        closeXLink.className = 'modal-box__close-btn icon  icon--16  icon--cross-round';
+        closeXLink.style.top = '4px';
+        closeXLink.style.right = '4px';
+        closeXLink.href = 'javascript:void(0);';
+        closeXLink.onclick = function () {
+          _exitIntro.call(self, self._targetElement);
+        };
+      }
+
       tooltipLayer.className = 'introjs-tooltip';
+      if (this._options.showCloseX) {
+        tooltipLayer.appendChild(closeXLink);
+      }
       tooltipLayer.appendChild(tooltipTextLayer);
       tooltipLayer.appendChild(bulletsLayer);
       tooltipLayer.appendChild(progressLayer);
@@ -852,9 +935,9 @@
       var nextTooltipButton = document.createElement('a');
 
       nextTooltipButton.onclick = function() {
-        if (self._introItems.length - 1 != self._currentStep) {
+        //if (self._introItems.length - 1 != self._currentStep) {
           _nextStep.call(self);
-        }
+        //}
       };
 
       nextTooltipButton.href = 'javascript:void(0);';
@@ -887,15 +970,19 @@
           self._introExitCallback.call(self);
         }
 
+        if (typeof self._introCloseForeverCallback === 'function') {
+          self._introCloseForeverCallback.call(self);
+        }
+
         _exitIntro.call(self, self._targetElement);
       };
 
       buttonsLayer.appendChild(skipTooltipButton);
 
-      //in order to prevent displaying next/previous button always
+      buttonsLayer.appendChild(nextTooltipButton);
+      //in order to prevent displaying previous button always
       if (this._introItems.length > 1) {
         buttonsLayer.appendChild(prevTooltipButton);
-        buttonsLayer.appendChild(nextTooltipButton);
       }
 
       tooltipLayer.appendChild(buttonsLayer);
@@ -912,15 +999,21 @@
     prevTooltipButton.removeAttribute('tabIndex');
     nextTooltipButton.removeAttribute('tabIndex');
 
+    skipTooltipButton.style.display = 'initial';
+    nextTooltipButton.innerHTML = this._options.nextLabel;
+
     if (this._currentStep == 0 && this._introItems.length > 1) {
-      prevTooltipButton.className = 'introjs-button introjs-prevbutton introjs-disabled';
+      prevTooltipButton.className = 'introjs-button introjs-prevbutton introjs-disabled hidden';
       prevTooltipButton.tabIndex = '-1';
       nextTooltipButton.className = 'introjs-button introjs-nextbutton';
       skipTooltipButton.innerHTML = this._options.skipLabel;
     } else if (this._introItems.length - 1 == this._currentStep || this._introItems.length == 1) {
-      skipTooltipButton.innerHTML = this._options.doneLabel;
+      //skipTooltipButton.innerHTML = this._options.doneLabel;
       prevTooltipButton.className = 'introjs-button introjs-prevbutton';
-      nextTooltipButton.className = 'introjs-button introjs-nextbutton introjs-disabled';
+      nextTooltipButton.className = 'introjs-button introjs-nextbutton';
+      nextTooltipButton.innerHTML = this._options.doneLabel;
+
+      //skipTooltipButton.style.display = 'none';
       nextTooltipButton.tabIndex = '-1';
     } else {
       prevTooltipButton.className = 'introjs-button introjs-prevbutton';
@@ -951,7 +1044,7 @@
       var opacity = parseFloat(_getPropValue(parentElm, 'opacity'));
       var transform = _getPropValue(parentElm, 'transform') || _getPropValue(parentElm, '-webkit-transform') || _getPropValue(parentElm, '-moz-transform') || _getPropValue(parentElm, '-ms-transform') || _getPropValue(parentElm, '-o-transform');
       if (/[0-9]+/.test(zIndex) || opacity < 1 || transform !== 'none') {
-        parentElm.className += ' introjs-fixParent';
+        //parentElm.className += ' introjs-fixParent';
       }
 
       parentElm = parentElm.parentNode;
@@ -969,7 +1062,9 @@
 
       //Scroll down
       } else {
-        window.scrollBy(0, bottom + 100); // 70px + 30px padding from edge to look nice
+          if (!this._preventScroll) {
+            window.scrollBy(0, bottom + 100); // 70px + 30px padding from edge to look nice
+          }
       }
     }
 
@@ -1012,7 +1107,8 @@
    * @method _getWinSize
    * @returns {Object} width and height attributes
    */
-  function _getWinSize() {
+
+function _getWinSize() {
     if (window.innerWidth != undefined) {
       return { width: window.innerWidth, height: window.innerHeight };
     } else {
@@ -1020,7 +1116,6 @@
       return { width: D.clientWidth, height: D.clientHeight };
     }
   }
-
   /**
    * Add overlay layer to the page
    * http://stackoverflow.com/questions/123999/how-to-tell-if-a-dom-element-is-visible-in-the-current-viewport
@@ -1048,43 +1143,56 @@
    * @param {Object} targetElm
    */
   function _addOverlayLayer(targetElm) {
-    var overlayLayer = document.createElement('div'),
-        styleText = '',
-        self = this;
+    var self = this;
+    removeOverlayLayer.call(this, targetElm);
+    var overlayLeftToElement = document.createElement('div'),
+      overlayAboveElement = document.createElement('div'),
+      overlayRightToElement = document.createElement('div'),
+      overlayBelowElement = document.createElement('div');
+
+      var currentStep = this._currentStep;
+      if (!currentStep || currentStep < 0 || !/^\d+$/.test(currentStep)) {
+        currentStep = 0;
+      }
 
-    //set css class name
-    overlayLayer.className = 'introjs-overlay';
+      var padding = this._introItems[currentStep] && this._introItems[currentStep].padding || 0;
+      var fLeft = this._introItems[currentStep] && this._introItems[currentStep].fLeft || 0;
+      var fPadding = this._introItems[currentStep] && this._introItems[currentStep].fPadding || 0;
+      self._preventScroll = this._introItems[currentStep] && this._introItems[currentStep].preventScroll || false;
 
-    //check if the target element is body, we should calculate the size of overlay layer in a better way
-    if (targetElm.tagName.toLowerCase() === 'body') {
-      styleText += 'top: 0;bottom: 0; left: 0;right: 0;position: fixed;';
-      overlayLayer.setAttribute('style', styleText);
-    } else {
-      //set overlay layer position
-      var elementPosition = _getOffset(targetElm);
-      if (elementPosition) {
-        styleText += 'width: ' + elementPosition.width + 'px; height:' + elementPosition.height + 'px; top:' + elementPosition.top + 'px;left: ' + elementPosition.left + 'px;';
-        overlayLayer.setAttribute('style', styleText);
-      }
-    }
+      var nextStep = this._introItems[currentStep];
 
-    targetElm.appendChild(overlayLayer);
+      var rect = nextStep.element.getBoundingClientRect();
 
-    overlayLayer.onclick = function() {
-      if (self._options.exitOnOverlayClick == true) {
-        _exitIntro.call(self, targetElm);
+      overlayLeftToElement.style.left = '0';
+      overlayLeftToElement.style.top = '0';
+      overlayLeftToElement.style.height = document.body.scrollHeight + 'px';
+      overlayLeftToElement.style.width = (rect.left - padding) + 'px';
 
-        //check if any callback is defined
-        if (self._introExitCallback != undefined) {
-          self._introExitCallback.call(self);
-        }
-      }
-    };
+      overlayAboveElement.style.left = (rect.left - padding) + 'px';
+      overlayAboveElement.style.top = '0';
+      overlayAboveElement.style.height = (rect.top + document.body.scrollTop - padding) + 'px';
+      overlayAboveElement.style.width = (rect.width + 2*padding) + 'px';
+
+      overlayRightToElement.style.left = (rect.left + rect.width + padding + fLeft) + 'px';
+      overlayRightToElement.style.top = '0';
+      overlayRightToElement.style.height = document.body.scrollHeight + 'px';
+      overlayRightToElement.style.width = (window.innerWidth - (rect.left + rect.width - 10) + padding + fPadding) + 'px';
+
+      overlayBelowElement.style.left = (rect.left - padding) + 'px';
+      overlayBelowElement.style.top = (rect.top + rect.height + document.body.scrollTop - padding + 5) + 'px';
+      overlayBelowElement.style.height = (document.body.scrollHeight - (rect.top + rect.height + document.body.scrollTop)) + 'px';
+      overlayBelowElement.style.width = (rect.width + 2*padding) + 'px';
 
-    setTimeout(function() {
-      styleText += 'opacity: ' + self._options.overlayOpacity.toString() + ';';
-      overlayLayer.setAttribute('style', styleText);
-    }, 10);
+      overlayLeftToElement.className = 'introjs-overlay';
+      overlayAboveElement.className = 'introjs-overlay';
+      overlayRightToElement.className = 'introjs-overlay';
+      overlayBelowElement.className = 'introjs-overlay';
+
+       document.body.appendChild(overlayLeftToElement);
+       document.body.appendChild(overlayAboveElement);
+       document.body.appendChild(overlayRightToElement);
+       document.body.appendChild(overlayBelowElement);
 
     return true;
   }
@@ -1255,6 +1363,14 @@
         throw new Error('Provided callback for onexit was not a function.');
       }
       return this;
+    },
+    oncloseforever: function(providedCallback) {
+      if (typeof (providedCallback) === 'function') {
+        this._introCloseForeverCallback = providedCallback;
+      } else {
+        throw new Error('Provided callback for oncloseforever was not a function.');
+      }
+      return this;
     }
   };
 
diff --git a/minified/intro.min.js b/minified/intro.min.js
index d95cd0f31..f642fda1b 100644
--- a/minified/intro.min.js
+++ b/minified/intro.min.js
@@ -1,33 +1,38 @@
-(function(w,p){"object"===typeof exports?p(exports):"function"===typeof define&&define.amd?define(["exports"],p):p(w)})(this,function(w){function p(a){this._targetElement=a;this._options={nextLabel:"Next &rarr;",prevLabel:"&larr; Back",skipLabel:"Skip",doneLabel:"Done",tooltipPosition:"bottom",tooltipClass:"",highlightClass:"",exitOnEsc:!0,exitOnOverlayClick:!0,showStepNumbers:!0,keyboardNavigation:!0,showButtons:!0,showBullets:!0,showProgress:!1,scrollToElement:!0,overlayOpacity:0.8,positionPrecedence:["bottom",
-"top","right","left"],disableInteraction:!1}}function J(a){var b=[],c=this;if(this._options.steps)for(var d=[],e=0,d=this._options.steps.length;e<d;e++){var f=A(this._options.steps[e]);f.step=b.length+1;"string"===typeof f.element&&(f.element=document.querySelector(f.element));if("undefined"===typeof f.element||null==f.element){var h=document.querySelector(".introjsFloatingElement");null==h&&(h=document.createElement("div"),h.className="introjsFloatingElement",document.body.appendChild(h));f.element=
-h;f.position="floating"}null!=f.element&&b.push(f)}else{d=a.querySelectorAll("*[data-intro]");if(1>d.length)return!1;e=0;for(f=d.length;e<f;e++){var h=d[e],k=parseInt(h.getAttribute("data-step"),10);0<k&&(b[k-1]={element:h,intro:h.getAttribute("data-intro"),step:parseInt(h.getAttribute("data-step"),10),tooltipClass:h.getAttribute("data-tooltipClass"),highlightClass:h.getAttribute("data-highlightClass"),position:h.getAttribute("data-position")||this._options.tooltipPosition})}e=k=0;for(f=d.length;e<
-f;e++)if(h=d[e],null==h.getAttribute("data-step")){for(;"undefined"!=typeof b[k];)k++;b[k]={element:h,intro:h.getAttribute("data-intro"),step:k+1,tooltipClass:h.getAttribute("data-tooltipClass"),highlightClass:h.getAttribute("data-highlightClass"),position:h.getAttribute("data-position")||this._options.tooltipPosition}}}e=[];for(d=0;d<b.length;d++)b[d]&&e.push(b[d]);b=e;b.sort(function(a,b){return a.step-b.step});c._introItems=b;K.call(c,a)&&(x.call(c),a.querySelector(".introjs-skipbutton"),a.querySelector(".introjs-nextbutton"),
-c._onKeyDown=function(b){if(27===b.keyCode&&!0==c._options.exitOnEsc)y.call(c,a),void 0!=c._introExitCallback&&c._introExitCallback.call(c);else if(37===b.keyCode)C.call(c);else if(39===b.keyCode)x.call(c);else if(13===b.keyCode){var d=b.target||b.srcElement;d&&0<d.className.indexOf("introjs-prevbutton")?C.call(c):d&&0<d.className.indexOf("introjs-skipbutton")?y.call(c,a):x.call(c);b.preventDefault?b.preventDefault():b.returnValue=!1}},c._onResize=function(a){t.call(c,document.querySelector(".introjs-helperLayer"));
-t.call(c,document.querySelector(".introjs-tooltipReferenceLayer"))},window.addEventListener?(this._options.keyboardNavigation&&window.addEventListener("keydown",c._onKeyDown,!0),window.addEventListener("resize",c._onResize,!0)):document.attachEvent&&(this._options.keyboardNavigation&&document.attachEvent("onkeydown",c._onKeyDown),document.attachEvent("onresize",c._onResize)));return!1}function A(a){if(null==a||"object"!=typeof a||"undefined"!=typeof a.nodeType)return a;var b={},c;for(c in a)b[c]=
-A(a[c]);return b}function x(){this._direction="forward";"undefined"===typeof this._currentStep?this._currentStep=0:++this._currentStep;if(this._introItems.length<=this._currentStep)"function"===typeof this._introCompleteCallback&&this._introCompleteCallback.call(this),y.call(this,this._targetElement);else{var a=this._introItems[this._currentStep];"undefined"!==typeof this._introBeforeChangeCallback&&this._introBeforeChangeCallback.call(this,a.element);G.call(this,a)}}function C(){this._direction=
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+null!=e&&(e.style.left="-"+(a.width/2+18)+"px",e.style.top="-"+(a.height/2+18)+"px");break;case "bottom-right-aligned":d.className="introjs-arrow top-right";b.style.right="0px";b.style.bottom="-"+(p(b).height+10)+"px";break;case "bottom-middle-aligned":e=p(a);a=p(b);d.className="introjs-arrow top-middle";b.style.left=e.width/2-a.width/2+"px";b.style.bottom="-"+(a.height+10)+"px";break;default:b.style.bottom="-"+(p(b).height+10)+"px",b.style.left=p(a).width/2-p(b).width/2+"px",d.className="introjs-arrow top"}}}
+function s(a,b){-1<a.indexOf(b)&&a.splice(a.indexOf(b),1)}function u(a){if(a&&this._introItems[this._currentStep]){var b=this._introItems[this._currentStep].padding;void 0===b&&(b=5);var d=this._introItems[this._currentStep],e=p(d.element),c=2*b;"floating"==d.position&&(c=0);(d=this._introItems[this._currentStep].toolTipPadding)&&0!==Object.keys(d).length?(d.top=d.top||0,d.left=d.left||0):d={top:0,left:0};var f=0,g=navigator.userAgent&&navigator.userAgent.match(/(opera|chrome|safari|firefox|msie|trident(?=\/))\/?\s*(\d+)/i);
+g&&(g.length&&g[1]&&"safari"===g[1].toLowerCase())&&(f=this._introItems[this._currentStep].sWidth||0);a.setAttribute("style","width: "+(e.width+c+f)+"px; height:"+(e.height+c)+"px; top:"+(e.top-b+d.top)+"px;left: "+(e.left-b+d.left)+"px;")}}function N(){var a=document.querySelector(".introjs-disableInteraction");null===a&&(a=document.createElement("div"),a.className="introjs-disableInteraction",this._targetElement.appendChild(a));u.call(this,a)}function I(a){H.call(this,this._targetElement);"undefined"!==
+typeof this._introChangeCallback&&this._introChangeCallback.call(this,a.element);var b=this,d=document.querySelector(".introjs-helperLayer"),e=document.querySelector(".introjs-tooltipReferenceLayer"),c="introjs-helperLayer";p(a.element);"string"===typeof a.highlightClass&&(c+=" "+a.highlightClass);"string"===typeof this._options.highlightClass&&(c+=" "+this._options.highlightClass);if(null!=d){var f=e.querySelector(".introjs-helperNumberLayer"),g=e.querySelector(".introjs-tooltiptext"),m=e.querySelector(".introjs-arrow"),
+t=e.querySelector(".introjs-tooltip"),l=e.querySelector(".introjs-skipbutton"),k=e.querySelector(".introjs-prevbutton"),r=e.querySelector(".introjs-nextbutton");d.className=c;t.style.opacity=0;t.style.display="none";if(null!=f){var h=this._introItems[0<=a.step-2?a.step-2:0];if(null!=h&&"forward"==this._direction&&"floating"==h.position||"backward"==this._direction&&"floating"==a.position)f.style.opacity=0}u.call(b,d);u.call(b,e);if((h=document.querySelectorAll(".introjs-fixParent"))&&0<h.length)for(c=
+h.length-1;0<=c;c--)h[c].className=h[c].className.replace(/introjs-fixParent/g,"").replace(/^\s+|\s+$/g,"");if(h=document.querySelector(".introjs-showElement"))h.className=h.className.replace(/introjs-[a-zA-Z]+/g,"").replace(/^\s+|\s+$/g,"");b._lastShowElementTimer&&clearTimeout(b._lastShowElementTimer);b._lastShowElementTimer=setTimeout(function(){null!=f&&(f.innerHTML=a.step);g.innerHTML=$(a.intro).html();t.style.display="block";K.call(b,a.element,t,m,f);e.querySelector(".introjs-bullets li > a.active").className=
+"";e.querySelector('.introjs-bullets li > a[data-stepnumber="'+a.step+'"]').className="active";e.querySelector(".introjs-progress .introjs-progressbar").setAttribute("style","width:"+L.call(b)+"%;");t.style.opacity=1;f&&(f.style.opacity=1);-1===r.tabIndex?l.focus():r.focus()},350)}else{var n=document.createElement("div"),s=document.createElement("div"),d=document.createElement("div"),q=document.createElement("div"),w=document.createElement("div"),E=document.createElement("div"),F=document.createElement("div"),
+z=document.createElement("div");n.className=c;s.className="introjs-tooltipReferenceLayer";u.call(b,n);u.call(b,s);this._targetElement.appendChild(n);this._targetElement.appendChild(s);d.className="introjs-arrow";this._introItems[this._currentStep].hideTextBackground||(w.className="introjs-tooltiptext");w.innerHTML=$(a.intro).html();E.className="introjs-bullets";!1===this._options.showBullets&&(E.style.display="none");for(var n=document.createElement("ul"),c=0,C=this._introItems.length;c<C;c++){var B=
+document.createElement("li"),A=document.createElement("a");A.onclick=function(){b.goToStep(this.getAttribute("data-stepnumber"))};c===a.step-1&&(A.className="active");A.href="/service/javascript:void(0);";A.innerHTML="&nbsp;";A.setAttribute("data-stepnumber",this._introItems[c].step);B.appendChild(A);n.appendChild(B)}E.appendChild(n);F.className="introjs-progress";!1===this._options.showProgress&&(F.style.display="none");c=document.createElement("div");c.className="introjs-progressbar";c.setAttribute("style",
+"width:"+L.call(this)+"%;");F.appendChild(c);z.className="introjs-tooltipbuttons";!1===this._options.showButtons&&(z.style.display="none");this._options.showCloseX&&(k=document.createElement("a"),k.className="modal-box__close-btn icon  icon--16  icon--cross-round",k.style.top="4px",k.style.right="4px",k.href="/service/javascript:void(0);",k.onclick=function(){y.call(b,b._targetElement)});q.className="introjs-tooltip";this._options.showCloseX&&q.appendChild(k);q.appendChild(w);q.appendChild(E);q.appendChild(F);
+!0==this._options.showStepNumbers&&(h=document.createElement("span"),h.className="introjs-helperNumberLayer",h.innerHTML=a.step,s.appendChild(h));q.appendChild(d);s.appendChild(q);r=document.createElement("a");r.onclick=function(){x.call(b)};r.href="/service/javascript:void(0);";r.innerHTML=this._options.nextLabel;k=document.createElement("a");k.onclick=function(){0!=b._currentStep&&D.call(b)};k.href="/service/javascript:void(0);";k.innerHTML=this._options.prevLabel;l=document.createElement("a");l.className="introjs-button introjs-skipbutton";
+l.href="/service/javascript:void(0);";l.innerHTML=this._options.skipLabel;l.onclick=function(){b._introItems.length-1==b._currentStep&&"function"===typeof b._introCompleteCallback&&b._introCompleteCallback.call(b);b._introItems.length-1!=b._currentStep&&"function"===typeof b._introExitCallback&&b._introExitCallback.call(b);"function"===typeof b._introCloseForeverCallback&&b._introCloseForeverCallback.call(b);y.call(b,b._targetElement)};z.appendChild(l);z.appendChild(r);1<this._introItems.length&&z.appendChild(k);
+q.appendChild(z);K.call(b,a.element,q,d,h)}!0===this._options.disableInteraction&&N.call(b);k.removeAttribute("tabIndex");r.removeAttribute("tabIndex");l.style.display="initial";r.innerHTML=this._options.nextLabel;0==this._currentStep&&1<this._introItems.length?(k.className="introjs-button introjs-prevbutton introjs-disabled hidden",k.tabIndex="-1",r.className="introjs-button introjs-nextbutton",l.innerHTML=this._options.skipLabel):this._introItems.length-1==this._currentStep||1==this._introItems.length?
+(k.className="introjs-button introjs-prevbutton",r.className="introjs-button introjs-nextbutton",r.innerHTML=this._options.doneLabel,r.tabIndex="-1"):(k.className="introjs-button introjs-prevbutton",r.className="introjs-button introjs-nextbutton",l.innerHTML=this._options.skipLabel);r.focus();a.element.className+=" introjs-showElement";h=v(a.element,"position");"absolute"!==h&&"relative"!==h&&(a.element.className+=" introjs-relativePosition");for(h=a.element.parentNode;null!=h&&"body"!==h.tagName.toLowerCase();)d=
+v(h,"z-index"),parseFloat(v(h,"opacity")),v(h,"transform")||v(h,"-webkit-transform")||v(h,"-moz-transform")||v(h,"-ms-transform")||v(h,"-o-transform"),/[0-9]+/.test(d),h=h.parentNode;O(a.element)||!0!==this._options.scrollToElement||(q=a.element.getBoundingClientRect(),h=G().height,d=q.bottom-(q.bottom-q.top),q=q.bottom-h,0>d||a.element.clientHeight>h?window.scrollBy(0,d-30):this._preventScroll||window.scrollBy(0,q+100));"undefined"!==typeof this._introAfterChangeCallback&&this._introAfterChangeCallback.call(this,
+a.element)}function v(a,b){var d="";a.currentStyle?d=a.currentStyle[b]:document.defaultView&&document.defaultView.getComputedStyle&&(d=document.defaultView.getComputedStyle(a,null).getPropertyValue(b));return d&&d.toLowerCase?d.toLowerCase():d}function G(){if(void 0!=window.innerWidth)return{width:window.innerWidth,height:window.innerHeight};var a=document.documentElement;return{width:a.clientWidth,height:a.clientHeight}}function O(a){a=a.getBoundingClientRect();return 0<=a.top&&0<=a.left&&a.bottom+
+80<=window.innerHeight&&a.right<=window.innerWidth}function H(a){J.call(this,a);a=document.createElement("div");var b=document.createElement("div"),d=document.createElement("div"),e=document.createElement("div"),c=this._currentStep;if(!c||0>c||!/^\d+$/.test(c))c=0;var f=this._introItems[c]&&this._introItems[c].padding||0,g=this._introItems[c]&&this._introItems[c].fLeft||0,m=this._introItems[c]&&this._introItems[c].fPadding||0;this._preventScroll=this._introItems[c]&&this._introItems[c].preventScroll||
+!1;c=this._introItems[c].element.getBoundingClientRect();a.style.left="0";a.style.top="0";a.style.height=document.body.scrollHeight+"px";a.style.width=c.left-f+"px";b.style.left=c.left-f+"px";b.style.top="0";b.style.height=c.top+document.body.scrollTop-f+"px";b.style.width=c.width+2*f+"px";d.style.left=c.left+c.width+f+g+"px";d.style.top="0";d.style.height=document.body.scrollHeight+"px";d.style.width=window.innerWidth-(c.left+c.width-10)+f+m+"px";e.style.left=c.left-f+"px";e.style.top=c.top+c.height+
+document.body.scrollTop-f+5+"px";e.style.height=document.body.scrollHeight-(c.top+c.height+document.body.scrollTop)+"px";e.style.width=c.width+2*f+"px";a.className="introjs-overlay";b.className="introjs-overlay";d.className="introjs-overlay";e.className="introjs-overlay";document.body.appendChild(a);document.body.appendChild(b);document.body.appendChild(d);document.body.appendChild(e);return!0}function p(a){var b={};b.width=a.offsetWidth;b.height=a.offsetHeight;for(var d=0,e=0;a&&!isNaN(a.offsetLeft)&&
+!isNaN(a.offsetTop);)d+=a.offsetLeft,e+=a.offsetTop,a=a.offsetParent;b.top=e;b.left=d;return b}function L(){return 100*(parseInt(this._currentStep+1,10)/this._introItems.length)}var C=function(a){if("object"===typeof a)return new n(a);if("string"===typeof a){if(a=document.querySelector(a))return new n(a);throw Error("There is no element with given selector.");}return new n(document.body)};C.version="1.0.0";C.fn=n.prototype={clone:function(){return new n(this)},setOption:function(a,b){this._options[a]=
+b;return this},setOptions:function(a){var b=this._options,d={},e;for(e in b)d[e]=b[e];for(e in a)d[e]=a[e];this._options=d;return this},start:function(){M.call(this,this._targetElement);return this},goToStep:function(a){this._currentStep=a-2;"undefined"!==typeof this._introItems&&x.call(this);return this},nextStep:function(){x.call(this);return this},previousStep:function(){D.call(this);return this},exit:function(){y.call(this,this._targetElement);return this},refresh:function(){u.call(this,document.querySelector(".introjs-helperLayer"));
+u.call(this,document.querySelector(".introjs-tooltipReferenceLayer"));return this},onbeforechange:function(a){if("function"===typeof a)this._introBeforeChangeCallback=a;else throw Error("Provided callback for onbeforechange was not a function");return this},onchange:function(a){if("function"===typeof a)this._introChangeCallback=a;else throw Error("Provided callback for onchange was not a function.");return this},onafterchange:function(a){if("function"===typeof a)this._introAfterChangeCallback=a;else throw Error("Provided callback for onafterchange was not a function");
+return this},oncomplete:function(a){if("function"===typeof a)this._introCompleteCallback=a;else throw Error("Provided callback for oncomplete was not a function.");return this},onexit:function(a){if("function"===typeof a)this._introExitCallback=a;else throw Error("Provided callback for onexit was not a function.");return this},oncloseforever:function(a){if("function"===typeof a)this._introCloseForeverCallback=a;else throw Error("Provided callback for oncloseforever was not a function.");return this}};
+return w.introJs=C});