Revert ALL jekyll-text-theme configuration files

I am changing the theme of the site, and need to revert these changes
to make everything work.

Revert "Add jekyll-text-theme YAML files"

This reverts commit 61b34a5f260db45575d448d766ea29c0fb273ed3.

Revert "Bring all of jekyll-text-theme _includes into site"

This reverts commit c6bf5f7c895287d2028f6024265913b59784a154.

Revert "Bring all of jekyll-text-theme assets to site"

This reverts commit 7b69c2e5975f98da09d932ba6c70bdd71b1601a7.

Remove jekyll text theme from Gemfile

21 files changed, 0 insertions, 1361 deletions

diff --git a/_includes/scripts/archieve.js b/_includes/scripts/archieve.js
deleted file mode 100644
index 96549b5..0000000
--- a/_includes/scripts/archieve.js
+++ /dev/null
@@ -1,135 +0,0 @@
-(function() {
-  var SOURCES = window.TEXT_VARIABLES.sources;
-  function queryString() {
-    // This function is anonymous, is executed immediately and
-    // the return value is assigned to QueryString!
-    var i = 0, queryObj = {}, pair;
-    var queryStr = window.location.search.substring(1);
-    var queryArr = queryStr.split('&');
-    for (i = 0; i < queryArr.length; i++) {
-      pair = queryArr[i].split('=');
-      // If first entry with this name
-      if (typeof queryObj[pair[0]] === 'undefined') {
-        queryObj[pair[0]] = pair[1];
-        // If second entry with this name
-      } else if (typeof queryObj[pair[0]] === 'string') {
-        queryObj[pair[0]] = [queryObj[pair[0]], pair[1]];
-        // If third or later entry with this name
-      } else {
-        queryObj[pair[0]].push(pair[1]);
-      }
-    }
-    return queryObj;
-  }
-
-  var setUrlQuery = (function() {
-    var baseUrl =  window.location.href.split('?')[0];
-    return function(query) {
-      if (typeof query === 'string') {
-        window.history.replaceState(null, '', baseUrl + query);
-      } else {
-        window.history.replaceState(null, '', baseUrl);
-      }
-    };
-  })();
-
-  window.Lazyload.js(SOURCES.jquery, function() {
-    var $tags = $('.js-tags');
-    var $articleTags = $tags.find('button');
-    var $tagShowAll = $tags.find('.tag-button--all');
-    var $result = $('.js-result');
-    var $sections = $result.find('section');
-    var sectionArticles = [];
-    var $lastFocusButton = null;
-    var sectionTopArticleIndex = [];
-    var hasInit = false;
-
-    $sections.each(function() {
-      sectionArticles.push($(this).find('.item'));
-    });
-
-    function init() {
-      var i, index = 0;
-      for (i = 0; i < $sections.length; i++) {
-        sectionTopArticleIndex.push(index);
-        index += $sections.eq(i).find('.item').length;
-      }
-      sectionTopArticleIndex.push(index);
-    }
-
-    function searchButtonsByTag(_tag/*raw tag*/) {
-      if (!_tag) {
-        return $tagShowAll;
-      }
-      var _buttons = $articleTags.filter('[data-encode="' + _tag + '"]');
-      if (_buttons.length === 0) {
-        return $tagShowAll;
-      }
-      return _buttons;
-    }
-    function buttonFocus(target) {
-      if (target) {
-        target.addClass('focus');
-        $lastFocusButton && !$lastFocusButton.is(target) && $lastFocusButton.removeClass('focus');
-        $lastFocusButton = target;
-      }
-    }
-
-    function tagSelect (tag/*raw tag*/, target) {
-      var result = {}, $articles;
-      var i, j, k, _tag;
-
-      for (i = 0; i < sectionArticles.length; i++) {
-        $articles = sectionArticles[i];
-        for (j = 0; j < $articles.length; j++) {
-          if (tag === '' || tag === undefined) {
-            result[i] || (result[i] = {});
-            result[i][j] = true;
-          } else {
-            var tags = $articles.eq(j).data('tags').split(',');
-            for (k = 0; k < tags.length; k++) {
-              if (tags[k] === tag) {
-                result[i] || (result[i] = {});
-                result[i][j] = true; break;
-              }
-            }
-          }
-        }
-      }
-
-      for (i = 0; i < sectionArticles.length; i++) {
-        result[i] && $sections.eq(i).removeClass('d-none');
-        result[i] || $sections.eq(i).addClass('d-none');
-        for (j = 0; j < sectionArticles[i].length; j++) {
-          if (result[i] && result[i][j]) {
-            sectionArticles[i].eq(j).removeClass('d-none');
-          } else {
-            sectionArticles[i].eq(j).addClass('d-none');
-          }
-        }
-      }
-
-      hasInit || ($result.removeClass('d-none'), hasInit = true);
-
-
-      if (target) {
-        buttonFocus(target);
-        _tag = target.attr('data-encode');
-        if (_tag === '' || typeof _tag !== 'string') {
-          setUrlQuery();
-        } else {
-          setUrlQuery('?tag=' + _tag);
-        }
-      } else {
-        buttonFocus(searchButtonsByTag(tag));
-      }
-    }
-
-    var query = queryString(), _tag = query.tag;
-    init(); tagSelect(_tag);
-    $tags.on('click', 'button', function() {
-      tagSelect($(this).data('encode'), $(this));
-    });
-
-  });
-})();
diff --git a/_includes/scripts/article.js b/_includes/scripts/article.js
deleted file mode 100644
index 9b18ef5..0000000
--- a/_includes/scripts/article.js
+++ /dev/null
@@ -1,24 +0,0 @@
-(function() {
-  var SOURCES = window.TEXT_VARIABLES.sources;
-  window.Lazyload.js(SOURCES.jquery, function() {
-    $(function() {
-      var $this ,$scroll;
-      var $articleContent = $('.js-article-content');
-      var hasSidebar = $('.js-page-root').hasClass('layout--page--sidebar');
-      var scroll = hasSidebar ? '.js-page-main' : 'html, body';
-      $scroll = $(scroll);
-
-      $articleContent.find('.highlight').each(function() {
-        $this = $(this);
-        $this.attr('data-lang', $this.find('code').attr('data-lang'));
-      });
-      $articleContent.find('h1[id], h2[id], h3[id], h4[id], h5[id], h6[id]').each(function() {
-        $this = $(this);
-        $this.append($('<a class="anchor d-print-none" aria-hidden="true"></a>').html('<i class="fas fa-anchor"></i>'));
-      });
-      $articleContent.on('click', '.anchor', function() {
-        $scroll.scrollToAnchor('#' + $(this).parent().attr('id'), 400);
-      });
-    });
-  });
-})();
diff --git a/_includes/scripts/aside/affix.js b/_includes/scripts/aside/affix.js
deleted file mode 100644
index 1db3b8e..0000000
--- a/_includes/scripts/aside/affix.js
+++ /dev/null
@@ -1,26 +0,0 @@
-(function() {
-  var SOURCES = window.TEXT_VARIABLES.sources;
-  window.Lazyload.js(SOURCES.jquery, function() {
-    var $window = $(window), $pageFooter = $('.js-page-footer');
-    var $pageAside = $('.js-page-aside');
-    var affix;
-    var tocDisabled = false;
-    var hasSidebar = $('.js-page-root').hasClass('layout--page--sidebar');
-
-    affix = $pageAside.affix({
-      offsetBottom: $pageFooter.outerHeight(),
-      scrollTarget: hasSidebar ? '.js-page-main' : null,
-      scroller: hasSidebar ? '.js-page-main' : null,
-      scroll: hasSidebar ? $('.js-page-main').children() : null,
-      disabled: tocDisabled
-    });
-
-    $window.on('resize', window.throttle(function() {
-      affix && affix.setOptions({
-        disabled: tocDisabled
-      });
-    }, 100));
-
-    window.pageAsideAffix = affix;
-  });
-})();
diff --git a/_includes/scripts/aside/toc.js b/_includes/scripts/aside/toc.js
deleted file mode 100644
index a19ea95..0000000
--- a/_includes/scripts/aside/toc.js
+++ /dev/null
@@ -1,35 +0,0 @@
-(function() {
-  var SOURCES = window.TEXT_VARIABLES.sources;
-  var TOC_SELECTOR = window.TEXT_VARIABLES.site.toc.selectors;
-  window.Lazyload.js(SOURCES.jquery, function() {
-    var $window = $(window);
-    var $articleContent = $('.js-article-content');
-    var $tocRoot = $('.js-toc-root'), $col2 = $('.js-col-aside');
-    var toc;
-    var tocDisabled = false;
-    var hasSidebar = $('.js-page-root').hasClass('layout--page--sidebar');
-    var hasToc = $articleContent.find(TOC_SELECTOR).length > 0;
-
-    function disabled() {
-      return $col2.css('display') === 'none' || !hasToc;
-    }
-
-    tocDisabled = disabled();
-
-    toc = $tocRoot.toc({
-      selectors: TOC_SELECTOR,
-      container: $articleContent,
-      scrollTarget: hasSidebar ? '.js-page-main' : null,
-      scroller: hasSidebar ? '.js-page-main' : null,
-      disabled: tocDisabled
-    });
-
-    $window.on('resize', window.throttle(function() {
-      tocDisabled = disabled();
-      toc && toc.setOptions({
-        disabled: tocDisabled
-      });
-    }, 100));
-
-  });
-})();
diff --git a/_includes/scripts/common.js b/_includes/scripts/common.js
deleted file mode 100644
index 09400a2..0000000
--- a/_includes/scripts/common.js
+++ /dev/null
@@ -1,7 +0,0 @@
-(function () {
-  var $root = document.getElementsByClassName('root')[0];
-  if (window.hasEvent('touchstart')) {
-    $root.dataset.isTouch = true;
-    document.addEventListener('touchstart', function(){}, false);
-  }
-})();
diff --git a/_includes/scripts/components/lightbox.js b/_includes/scripts/components/lightbox.js
deleted file mode 100644
index 51689c2..0000000
--- a/_includes/scripts/components/lightbox.js
+++ /dev/null
@@ -1,49 +0,0 @@
-{%- include scripts/utils/imagesLoad.js -%}
-(function () {
-  var SOURCES = window.TEXT_VARIABLES.sources;
-  window.Lazyload.js(SOURCES.jquery, function() {
-    var $pageGalleryModal = $('.js-page-gallery-modal');
-    var $images = $('.page__content').find('img:not(.lightbox-ignore)');
-    window.imagesLoad($images).then(function() {
-      /* global Gallery */
-      var pageGalleryModal = $pageGalleryModal.modal({ onChange: handleModalChange });
-      var gallery = null;
-      var modalVisible = false;
-      var i, items = [], image, item;
-      if($images && $images.length > 0) {
-        for (i = 0; i < $images.length; i++) {
-          image = $images.eq(i);
-          if (image.get(0).naturalWidth > 800) {
-            items.push({ src: image.attr('src'), w: image.get(0).naturalWidth, h: image.get(0).naturalHeight, $el: image});
-          }
-        }
-      }
-
-      if(items.length > 0) {
-        gallery = new Gallery('.gallery', items);
-        gallery.setOptions({ disabled: !modalVisible });
-        gallery.init();
-        for (i = 0; i < items.length; i++) {
-          item = items[i];
-          item.$el && (item.$el.addClass('popup-image'), item.$el.on('click', (function() {
-            var index = i;
-            return function() {
-              pageGalleryModal.show();
-              gallery.setOptions({ initialSlide: index });
-              gallery.refresh(true, { animation: false });
-            };
-          })()));
-        }
-      }
-
-      function handleModalChange(visible) {
-        modalVisible = visible;
-        gallery && gallery.setOptions({ disabled: !modalVisible });
-      }
-
-      $pageGalleryModal.on('click', function() {
-        pageGalleryModal.hide();
-      });
-    });
-  });
-})();
diff --git a/_includes/scripts/components/search.js b/_includes/scripts/components/search.js
deleted file mode 100644
index e1c8c27..0000000
--- a/_includes/scripts/components/search.js
+++ /dev/null
@@ -1,86 +0,0 @@
-
-(function () {
-  var SOURCES = window.TEXT_VARIABLES.sources;
-  window.Lazyload.js(SOURCES.jquery, function() {
-    // search panel
-    var search = (window.search || (window.search = {}));
-    var useDefaultSearchBox = window.useDefaultSearchBox === undefined ?
-      true : window.useDefaultSearchBox ;
-
-    var $searchModal = $('.js-page-search-modal');
-    var $searchToggle = $('.js-search-toggle');
-    var searchModal = $searchModal.modal({ onChange: handleModalChange, hideWhenWindowScroll: true });
-    var modalVisible = false;
-    search.searchModal = searchModal;
-
-    var $searchBox = null;
-    var $searchInput = null;
-    var $searchClear = null;
-
-    function getModalVisible() {
-      return modalVisible;
-    }
-    search.getModalVisible = getModalVisible;
-
-    function handleModalChange(visible) {
-      modalVisible = visible;
-      if (visible) {
-        search.onShow && search.onShow();
-        useDefaultSearchBox && $searchInput[0] && $searchInput[0].focus();
-      } else {
-        search.onShow && search.onHide();
-        useDefaultSearchBox && $searchInput[0] && $searchInput[0].blur();
-        setTimeout(function() {
-          useDefaultSearchBox && ($searchInput.val(''), $searchBox.removeClass('not-empty'));
-          search.clear && search.clear();
-          window.pageAsideAffix && window.pageAsideAffix.refresh();
-        }, 400);
-      }
-    }
-
-    $searchToggle.on('click', function() {
-      modalVisible ? searchModal.hide() : searchModal.show();
-    });
-    // Char Code: 83  S, 191 /
-    $(window).on('keyup', function(e) {
-      if (!modalVisible && !window.isFormElement(e.target || e.srcElement) && (e.which === 83 || e.which === 191)) {
-        modalVisible || searchModal.show();
-      }
-    });
-
-    if (useDefaultSearchBox) {
-      $searchBox = $('.js-search-box');
-      $searchInput = $searchBox.children('input');
-      $searchClear = $searchBox.children('.js-icon-clear');
-      search.getSearchInput = function() {
-        return $searchInput.get(0);
-      };
-      search.getVal = function() {
-        return $searchInput.val();
-      };
-      search.setVal = function(val) {
-        $searchInput.val(val);
-      };
-
-      $searchInput.on('focus', function() {
-        $(this).addClass('focus');
-      });
-      $searchInput.on('blur', function() {
-        $(this).removeClass('focus');
-      });
-      $searchInput.on('input', window.throttle(function() {
-        var val = $(this).val();
-        if (val === '' || typeof val !== 'string') {
-          search.clear && search.clear();
-        } else {
-          $searchBox.addClass('not-empty');
-          search.onInputNotEmpty && search.onInputNotEmpty(val);
-        }
-      }, 400));
-      $searchClear.on('click', function() {
-        $searchInput.val(''); $searchBox.removeClass('not-empty');
-        search.clear && search.clear();
-      });
-    }
-  });
-})();
diff --git a/_includes/scripts/components/sidebar.js b/_includes/scripts/components/sidebar.js
deleted file mode 100644
index 92c5591..0000000
--- a/_includes/scripts/components/sidebar.js
+++ /dev/null
@@ -1,30 +0,0 @@
-(function() {
-  var SOURCES = window.TEXT_VARIABLES.sources;
-
-  window.Lazyload.js(SOURCES.jquery, function() {
-    var $pageMask = $('.js-page-mask');
-    var $pageRoot = $('.js-page-root');
-    var $sidebarShow = $('.js-sidebar-show');
-    var $sidebarHide = $('.js-sidebar-hide');
-
-    function freeze(e) {
-      if (e.target === $pageMask[0]) {
-        e.preventDefault();
-      }
-    }
-    function stopBodyScrolling(bool) {
-      if (bool === true) {
-        window.addEventListener('touchmove', freeze, { passive: false });
-      } else {
-        window.removeEventListener('touchmove', freeze, { passive: false });
-      }
-    }
-
-    $sidebarShow.on('click', function() {
-      stopBodyScrolling(true); $pageRoot.addClass('show-sidebar');
-    });
-    $sidebarHide.on('click', function() {
-      stopBodyScrolling(false); $pageRoot.removeClass('show-sidebar');
-    });
-  });
-})();
diff --git a/_includes/scripts/home.js b/_includes/scripts/home.js
deleted file mode 100644
index 91d05b9..0000000
--- a/_includes/scripts/home.js
+++ /dev/null
@@ -1,3 +0,0 @@
-/*(function () {
-
-})();*/
diff --git a/_includes/scripts/lib/affix.js b/_includes/scripts/lib/affix.js
deleted file mode 100644
index 779442f..0000000
--- a/_includes/scripts/lib/affix.js
+++ /dev/null
@@ -1,111 +0,0 @@
-(function() {
-  var SOURCES = window.TEXT_VARIABLES.sources;
-  window.Lazyload.js(SOURCES.jquery, function() {
-    function affix(options) {
-      var $root = this, $window = $(window), $scrollTarget, $scroll,
-        offsetBottom = 0, scrollTarget = window, scroll = window.document, disabled = false, isOverallScroller = true,
-        rootTop, rootLeft, rootHeight, scrollBottom, rootBottomTop,
-        hasInit = false, curState;
-
-      function setOptions(options) {
-        var _options = options || {};
-        _options.offsetBottom && (offsetBottom = _options.offsetBottom);
-        _options.scrollTarget && (scrollTarget = _options.scrollTarget);
-        _options.scroll && (scroll = _options.scroll);
-        _options.disabled !== undefined && (disabled = _options.disabled);
-        $scrollTarget = $(scrollTarget);
-        isOverallScroller = window.isOverallScroller($scrollTarget[0]);
-        $scroll = $(scroll);
-      }
-      function preCalc() {
-        top();
-        rootHeight = $root.outerHeight();
-        rootTop = $root.offset().top + (isOverallScroller ? 0 :  $scrollTarget.scrollTop());
-        rootLeft = $root.offset().left;
-      }
-      function calc(needPreCalc) {
-        needPreCalc && preCalc();
-        scrollBottom = $scroll.outerHeight() - offsetBottom - rootHeight;
-        rootBottomTop = scrollBottom - rootTop;
-      }
-      function top() {
-        if (curState !== 'top') {
-          $root.removeClass('fixed').css({
-            left: 0,
-            top: 0
-          });
-          curState = 'top';
-        }
-      }
-      function fixed() {
-        if (curState !== 'fixed') {
-          $root.addClass('fixed').css({
-            left: rootLeft + 'px',
-            top: 0
-          });
-          curState = 'fixed';
-        }
-      }
-      function bottom() {
-        if (curState !== 'bottom') {
-          $root.removeClass('fixed').css({
-            left: 0,
-            top: rootBottomTop + 'px'
-          });
-          curState = 'bottom';
-        }
-      }
-      function setState() {
-        var scrollTop = $scrollTarget.scrollTop();
-        if (scrollTop >= rootTop && scrollTop <= scrollBottom) {
-          fixed();
-        } else if (scrollTop < rootTop) {
-          top();
-        } else {
-          bottom();
-        }
-      }
-      function init() {
-        if(!hasInit) {
-          var interval, timeout;
-          calc(true); setState();
-          // run calc every 100 millisecond
-          interval = setInterval(function() {
-            calc();
-          }, 100);
-          timeout = setTimeout(function() {
-            clearInterval(interval);
-          }, 45000);
-          window.pageLoad.then(function() {
-            setTimeout(function() {
-              clearInterval(interval);
-              clearTimeout(timeout);
-            }, 3000);
-          });
-          $scrollTarget.on('scroll', function() {
-            disabled || setState();
-          });
-          $window.on('resize', function() {
-            disabled || (calc(true), setState());
-          });
-          hasInit = true;
-        }
-      }
-
-      setOptions(options);
-      if (!disabled) {
-        init();
-      }
-      $window.on('resize', window.throttle(function() {
-        init();
-      }, 200));
-      return {
-        setOptions: setOptions,
-        refresh: function() {
-          calc(true, { animation: false }); setState();
-        }
-      };
-    }
-    $.fn.affix = affix;
-  });
-})();
diff --git a/_includes/scripts/lib/gallery.js b/_includes/scripts/lib/gallery.js
deleted file mode 100644
index 1793f04..0000000
--- a/_includes/scripts/lib/gallery.js
+++ /dev/null
@@ -1,192 +0,0 @@
-(function() {
-  {%- include scripts/lib/swiper.js -%}
-  var SOURCES = window.TEXT_VARIABLES.sources;
-  window.Lazyload.js(SOURCES.jquery, function() {
-    var template =
-      '<div class="swiper gallery__swiper">' +
-        '<div class="swiper__wrapper">' +
-        '</div>' +
-        '<div class="swiper__button swiper__button--prev fas fa-chevron-left"></div>' +
-        '<div class="swiper__button swiper__button--next fas fa-chevron-right"></div>' +
-      '</div>';
-    function setState($item, zoom, translate) {
-      $item.css('transform', 'scale(' + zoom + ') translate(' + translate.x +  'px,' + translate.y + 'px)');
-    }
-    function Gallery(root, items) {
-      this.$root = $(root);
-      this.$swiper = null;
-      this.$swiperWrapper = null;
-      this.$activeItem = null;
-      this.$items = [];
-      this.contentWidth = 0;
-      this.contentHeight = 0;
-      this.swiper = null;
-      this.items = items;
-      this.disabled = false;
-      this.curIndex = 0;
-      this.touchCenter = null;
-      this.lastTouchCenter = null;
-      this.zoomRect = null;
-      this.lastZoomRect = null;
-      this.lastTranslate = null;
-      this.translate = null;
-      this.lastZoom = 1;
-      this.preZoom = 1;
-      this.zoom = 1;
-    }
-    Gallery.prototype.init = function() {
-      var i, item, items = this.items, size, self = this, touchstartFingerCount = 0;
-      this.$root.append(template);
-      this.$swiper = this.$root.find('.gallery__swiper');
-      this.$swiperWrapper = this.$root.find('.swiper__wrapper');
-      this.contentWidth = this.$swiperWrapper && this.$swiperWrapper.width();
-      this.contentHeight = this.$swiperWrapper && this.$swiperWrapper.height();
-      for (i = 0; i < items.length; i++) {
-        item = items[i];
-        size = this._calculateImageSize(item.w, item.h);
-        this.$items.push($(
-          '<div class="swiper__slide">' +
-            '<div class="gallery-item">' +
-              '<div class="gallery-item__content">' +
-                '<img src="' + item.src + '" style="width:' + size.w + 'px;height:' + size.h +  'px"/>' +
-              '</div>' +
-            '</div>' +
-          '</div>'
-        ));
-      }
-      this.$swiperWrapper && this.$swiperWrapper.append(this.$items);
-      this.swiper = this.$swiper && this.$swiper.swiper({
-        onChangeEnd: function() {
-          self._handleChangeEnd.apply(self, Array.prototype.slice.call(arguments));
-        }
-      });
-      $(window).on('resize', function() {
-        if (self.disabled) { return; }
-        self._resizeImageSize();
-      });
-      // Char Code: 37  ⬅, 39  ➡
-      $(window).on('keyup', function(e) {
-        if (window.isFormElement(e.target || e.srcElement) || self.disabled) { return; }
-        if (e.which === 37) {
-          self.swiper && self.swiper.previous();
-        } else if (e.which === 39) {
-          self.swiper && self.swiper.next();
-        }
-      });
-      function getRect(touch0, touch1) {
-        return {
-          o: {
-            x: (touch0.pageX + touch1.pageX) / 2,
-            y: (touch0.pageY + touch1.pageY) / 2
-          },
-          w: Math.abs(touch0.pageX - touch1.pageX),
-          h: Math.abs(touch0.pageY - touch1.pageY)
-        };
-      }
-      function getTouches(e) {
-        return e.touches || e;
-      }
-      function getTouchesCount(e) {
-        if (e.touches) {
-          return e.touches.length;
-        } else {
-          return 1;
-        }
-      }
-      this.$swiperWrapper.on('touchstart', function(e) {
-        var touch0, touch1, rect;
-        touchstartFingerCount = getTouchesCount(e);
-        if (touchstartFingerCount > 1) {
-          touch0 = e.touches[0];
-          touch1 = e.touches[1];
-          rect = getRect(touch0, touch1);
-          self.lastZoomRect = { w: rect.w, h: rect.h };
-          self.lastTouchCenter = rect.o;
-        } else {
-          var touch = getTouches(e)[0];
-          self.lastTouchCenter = { x: touch.pageX, y: touch.pageY };
-        }
-      });
-      this.$swiperWrapper.on('touchmove', function(e) {
-        if (touchstartFingerCount === getTouchesCount(e)) {
-          if (touchstartFingerCount > 1) {
-            var touch0 = e.touches[0];
-            var touch1 = e.touches[1];
-            var rect = getRect(touch0, touch1);
-            self.zoomRect = { w: rect.w, h: rect.h };
-            self.touchCenter = rect.o;
-            self._zoom(); self._translate();
-            setState(self.$activeItem, self.zoom, self.translate);
-          } else {
-            var touch = getTouches(e)[0];
-            self.touchCenter = { x: touch.pageX, y: touch.pageY };
-            self._translate();
-            setState(self.$activeItem, self.zoom, self.translate);
-          }
-        }
-      });
-      this.$swiperWrapper.on('touchend', function(e) {
-        self.lastZoom = self.zoom;
-        self.lastTranslate = self.translate;
-        touchstartFingerCount = 0;
-      });
-      this.$root.on('touchmove', function(e) {
-        if (self.disabled) { return; }
-        e.preventDefault();
-      });
-    };
-
-    Gallery.prototype._translate = function() {
-      this.translate = this.touchCenter && this.lastTouchCenter && this.lastTranslate ? {
-        x: (this.touchCenter.x - this.lastTouchCenter.x) / this.zoom + this.lastTranslate.x,
-        y: (this.touchCenter.y - this.lastTouchCenter.y) / this.zoom + this.lastTranslate.y
-      } : { x: 0, y: 0 };
-    }
-    Gallery.prototype._zoom = function() {
-      this.zoom = (this.zoomRect.w + this.zoomRect.h) / (this.lastZoomRect.w + this.lastZoomRect.h) * this.lastZoom;
-      this.zoom > 1 ? this.$activeItem.addClass('zoom') : this.$activeItem.removeClass('zoom');
-      this.preZoom = this.zoom;
-    }
-
-    Gallery.prototype._calculateImageSize = function(w, h) {
-      var scale = 1;
-      if (this.contentWidth > 0 && this.contentHeight > 0 && w > 0 && h > 0) {
-        scale = Math.min(
-          Math.min(w, this.contentWidth) / w,
-          Math.min(h, this.contentHeight) / h);
-      }
-      return { w: Math.floor(w * scale), h: Math.floor(h * scale) };
-    };
-
-    Gallery.prototype._resizeImageSize = function() {
-      var i, $item, $items = this.$items, item, size;
-      this.contentWidth = this.$swiperWrapper && this.$swiperWrapper.width();
-      this.contentHeight = this.$swiperWrapper && this.$swiperWrapper.height();
-      if ($items.length < 1) { return; }
-      for (i = 0; i < $items.length; i++) {
-        item = this.items[i], $item = $items[i];
-        size = this._calculateImageSize(item.w, item.h);
-        item.width = size.w; item.height = size.h;
-        $item && $item.find('img').css({ width: size.w, height: size.h });
-      }
-    };
-    Gallery.prototype._handleChangeEnd = function(index, $dom, preIndex, $preDom) {
-      this.curIndex = index;
-      this.lastZoomRect = null; this.lastZoomRect = null;
-      this.lastTranslate = this.translate = { x: 0, y:0 };
-      this.lastZoom = this.preZoom = this.zoom = 1;
-      this.$activeItem = $dom.find('.gallery-item__content');
-      setState($preDom.find('.gallery-item__content'), this.zoom, this.translate);
-    };
-
-    Gallery.prototype.refresh = function() {
-      this.swiper && this.swiper.refresh();
-      this._resizeImageSize();
-    };
-    Gallery.prototype.setOptions = function(options) {
-      this.disabled = options.disabled;
-      this.swiper && this.swiper.setOptions(options);
-    };
-    window.Gallery = Gallery;
-  });
-})();
\ No newline at end of file
diff --git a/_includes/scripts/lib/lazyload.js b/_includes/scripts/lib/lazyload.js
deleted file mode 100644
index 9911535..0000000
--- a/_includes/scripts/lib/lazyload.js
+++ /dev/null
@@ -1,143 +0,0 @@
-(function() {
-  var Set = (function() {
-    var add = function(item) {
-      var i, data = this._data;
-      for (i = 0; i < data.length; i++) {
-        if (data[i] === item) {
-          return;
-        }
-      }
-      this.size ++;
-      data.push(item);
-      return data;
-    };
-
-    var Set = function(data) {
-      this.size = 0;
-      this._data = [];
-      var i;
-      if (data.length > 0) {
-        for (i = 0; i < data.length; i++) {
-          add.call(this, data[i]);
-        }
-      }
-    };
-    Set.prototype.add = add;
-    Set.prototype.get = function(index) { return this._data[index]; };
-    Set.prototype.has = function(item) {
-      var i, data = this._data;
-      for (i = 0; i < data.length; i++) {
-        if (this.get(i) === item) {
-          return true;
-        }
-      }
-      return false;
-    };
-    Set.prototype.is = function(map) {
-      if (map._data.length !== this._data.length) { return false; }
-      var i, j, flag, tData = this._data, mData = map._data;
-      for (i = 0; i < tData.length; i++) {
-        for (flag = false, j = 0; j < mData.length; j++) {
-          if (tData[i] === mData[j]) {
-            flag = true;
-            break;
-          }
-        }
-        if (!flag) { return false; }
-      }
-      return true;
-    };
-    Set.prototype.values = function() {
-      return this._data;
-    };
-    return Set;
-  })();
-
-  window.Lazyload = (function(doc) {
-    var queue = {js: [], css: []}, sources = {js: {}, css: {}}, context = this;
-    var createNode = function(name, attrs) {
-      var node = doc.createElement(name), attr;
-      for (attr in attrs) {
-        if (attrs.hasOwnProperty(attr)) {
-          node.setAttribute(attr, attrs[attr]);
-        }
-      }
-      return node;
-    };
-    var end = function(type, url) {
-      var s, q, qi, cbs, i, j, cur, val, flag;
-      if (type === 'js' || type ==='css') {
-        s = sources[type], q = queue[type];
-        s[url] = true;
-        for (i = 0; i < q.length; i++) {
-          cur = q[i];
-          if (cur.urls.has(url)) {
-            qi = cur, val = qi.urls.values();
-            qi && (cbs = qi.callbacks);
-            for (flag = true, j = 0; j < val.length; j++) {
-              cur = val[j];
-              if (!s[cur]) {
-                flag = false;
-              }
-            }
-            if (flag && cbs && cbs.length > 0) {
-              for (j = 0; j < cbs.length; j++) {
-                cbs[j].call(context);
-              }
-              qi.load = true;
-            }
-          }
-        }
-      }
-    };
-    var load = function(type, urls, callback) {
-      var s, q, qi, node, i, cur,
-        _urls = typeof urls === 'string' ? new Set([urls]) : new Set(urls), val, url;
-      if (type === 'js' || type ==='css') {
-        s = sources[type], q = queue[type];
-        for (i = 0; i < q.length; i++) {
-          cur = q[i];
-          if (_urls.is(cur.urls)) {
-            qi = cur;
-            break;
-          }
-        }
-        val = _urls.values();
-        if (qi) {
-          callback && (qi.load || qi.callbacks.push(callback));
-          callback && (qi.load && callback());
-        } else {
-          q.push({
-            urls: _urls,
-            callbacks: callback ? [callback] : [],
-            load: false
-          });
-          for (i = 0; i < val.length; i++) {
-            node = null, url = val[i];
-            if (s[url] === undefined) {
-              (type === 'js' ) && (node = createNode('script', { src: url }));
-              (type === 'css') && (node = createNode('link', { rel: 'stylesheet', href: url }));
-              if (node) {
-                node.onload = (function(type, url) {
-                  return function() {
-                    end(type, url);
-                  };
-                })(type, url);
-                (doc.head || doc.body).appendChild(node);
-                s[url] = false;
-              }
-            }
-          }
-        }
-      }
-    };
-    return {
-      js: function(url, callback) {
-        load('js', url, callback);
-      },
-      css: function(url, callback) {
-        load('css', url, callback);
-      }
-    };
-  })(this.document);
-})();
diff --git a/_includes/scripts/lib/modal.js b/_includes/scripts/lib/modal.js
deleted file mode 100644
index cb5d188..0000000
--- a/_includes/scripts/lib/modal.js
+++ /dev/null
@@ -1,64 +0,0 @@
-(function() {
-  var SOURCES = window.TEXT_VARIABLES.sources;
-  window.Lazyload.js(SOURCES.jquery, function() {
-    var $body = $('body'), $window = $(window);
-    var $pageRoot = $('.js-page-root'), $pageMain = $('.js-page-main');
-    var activeCount = 0;
-    function modal(options) {
-      var $root = this, visible, onChange, hideWhenWindowScroll = false;
-      var scrollTop;
-      function setOptions(options) {
-        var _options = options || {};
-        visible = _options.initialVisible === undefined ? false : show;
-        onChange = _options.onChange;
-        hideWhenWindowScroll = _options.hideWhenWindowScroll;
-      }
-      function init() {
-        setState(visible);
-      }
-      function setState(isShow) {
-        if (isShow === visible) {
-          return;
-        }
-        visible = isShow;
-        if (visible) {
-          activeCount++;
-          scrollTop = $(window).scrollTop() || $pageMain.scrollTop();
-          $root.addClass('modal--show');
-          $pageMain.scrollTop(scrollTop);
-          activeCount === 1 && ($pageRoot.addClass('show-modal'), $body.addClass('of-hidden'));
-          hideWhenWindowScroll && window.hasEvent('touchstart') && $window.on('scroll', hide);
-          $window.on('keyup', handleKeyup);
-        } else {
-          activeCount > 0 && activeCount--;
-          $root.removeClass('modal--show');
-          $window.scrollTop(scrollTop);
-          activeCount === 0 && ($pageRoot.removeClass('show-modal'), $body.removeClass('of-hidden'));
-          hideWhenWindowScroll && window.hasEvent('touchstart') && $window.off('scroll', hide);
-          $window.off('keyup', handleKeyup);
-        }
-        onChange && onChange(visible);
-      }
-      function show() {
-        setState(true);
-      }
-      function hide() {
-        setState(false);
-      }
-      function handleKeyup(e) {
-        // Char Code: 27  ESC
-        if (e.which ===  27) {
-          hide();
-        }
-      }
-      setOptions(options);
-      init();
-      return {
-        show: show,
-        hide: hide,
-        $el: $root
-      };
-    }
-    $.fn.modal = modal;
-  });
-})();
diff --git a/_includes/scripts/lib/scroll-to.js b/_includes/scripts/lib/scroll-to.js
deleted file mode 100644
index e5a0ea2..0000000
--- a/_includes/scripts/lib/scroll-to.js
+++ /dev/null
@@ -1,13 +0,0 @@
-(function() {
-  var SOURCES = window.TEXT_VARIABLES.sources;
-  window.Lazyload.js(SOURCES.jquery, function() {
-    function scrollToAnchor(anchor, duration, callback) {
-      var $root = this;
-      $root.animate({ scrollTop: $(anchor).position().top }, duration, function() {
-        window.history.replaceState(null, '', window.location.href.split('#')[0] + anchor);
-        callback && callback();
-      });
-    }
-    $.fn.scrollToAnchor = scrollToAnchor;
-  });
-})();
diff --git a/_includes/scripts/lib/swiper.js b/_includes/scripts/lib/swiper.js
deleted file mode 100644
index 3d06419..0000000
--- a/_includes/scripts/lib/swiper.js
+++ /dev/null
@@ -1,203 +0,0 @@
-(function() {
-  var SOURCES = window.TEXT_VARIABLES.sources;
-  window.Lazyload.js(SOURCES.jquery, function() {
-    function swiper(options) {
-      var $window = $(window), $root = this, $swiperWrapper, $swiperSlides, $swiperButtonPrev, $swiperButtonNext,
-        initialSlide, animation, onChange, onChangeEnd,
-        rootWidth, count, preIndex, curIndex, translateX, CRITICAL_ANGLE = Math.PI / 3;
-
-      function setOptions(options) {
-        var _options = options || {};
-        initialSlide = _options.initialSlide || 0;
-        animation = _options.animation === undefined && true;
-        onChange = onChange || _options.onChange;
-        onChangeEnd = onChangeEnd || _options.onChangeEnd;
-      }
-
-      function init() {
-        $swiperWrapper = $root.find('.swiper__wrapper');
-        $swiperSlides = $root.find('.swiper__slide');
-        $swiperButtonPrev = $root.find('.swiper__button--prev');
-        $swiperButtonNext = $root.find('.swiper__button--next');
-        animation && $swiperWrapper.addClass('swiper__wrapper--animation');
-        calc(true);
-      }
-
-      function preCalc() {
-        rootWidth = $root.width();
-        count = $swiperWrapper.children('.swiper__slide').length;
-        if (count < 2) {
-          $swiperButtonPrev.addClass('d-none');
-          $swiperButtonNext.addClass('d-none');
-        }
-        curIndex = initialSlide || 0;
-        translateX = getTranslateXFromCurIndex();
-      }
-
-      var calc = (function() {
-        var preAnimation, $swiperSlide, $preSwiperSlide;
-        return function (needPreCalc, params) {
-          needPreCalc && preCalc();
-          var _animation = (params && params.animation !== undefined) ? params.animation : animation;
-          if (preAnimation === undefined || preAnimation !== _animation) {
-            preAnimation = _animation ? $swiperWrapper.addClass('swiper__wrapper--animation') :
-              $swiperWrapper.removeClass('swiper__wrapper--animation');
-          }
-          if (preIndex !== curIndex) {
-            ($preSwiperSlide = $swiperSlides.eq(preIndex)).removeClass('active');
-            ($swiperSlide = $swiperSlides.eq(curIndex)).addClass('active');
-            onChange && onChange(curIndex, $swiperSlides.eq(curIndex), $swiperSlide, $preSwiperSlide);
-            if (onChangeEnd) {
-              if (_animation) {
-                setTimeout(function() {
-                  onChangeEnd(curIndex, $swiperSlides.eq(curIndex), $swiperSlide, $preSwiperSlide);
-                }, 400);
-              } else {
-                onChangeEnd(curIndex, $swiperSlides.eq(curIndex), $swiperSlide, $preSwiperSlide);
-              }
-            }
-            preIndex = curIndex;
-          }
-          $swiperWrapper.css('transform', 'translate(' + translateX + 'px, 0)');
-          if (count > 1) {
-            if (curIndex <= 0) {
-              $swiperButtonPrev.addClass('disabled');
-            } else {
-              $swiperButtonPrev.removeClass('disabled');
-            }
-            if (curIndex >= count - 1) {
-              $swiperButtonNext.addClass('disabled');
-            } else {
-              $swiperButtonNext.removeClass('disabled');
-            }
-          }
-        };
-      })();
-
-      function getTranslateXFromCurIndex() {
-        return curIndex <= 0 ? 0 : - rootWidth * curIndex;
-      }
-
-      function moveToIndex(index ,params) {
-        preIndex = curIndex;
-        curIndex = index;
-        translateX = getTranslateXFromCurIndex();
-        calc(false, params);
-      }
-
-      function move(type) {
-        var nextIndex = curIndex, unstableTranslateX;
-        if (type === 'prev') {
-          nextIndex > 0 && nextIndex--;
-        } else if (type === 'next') {
-          nextIndex < count - 1 && nextIndex++;
-        }
-        if (type === 'cur') {
-          moveToIndex(curIndex, { animation: true });
-          return;
-        }
-        unstableTranslateX = translateX % rootWidth !== 0;
-        if (nextIndex !== curIndex || unstableTranslateX) {
-          unstableTranslateX ? moveToIndex(nextIndex, { animation: true }) : moveToIndex(nextIndex);
-        }
-      }
-
-      setOptions(options);
-      init();
-      preIndex = curIndex;
-
-      $swiperButtonPrev.on('click', function(e) {
-        e.stopPropagation();
-        move('prev');
-      });
-      $swiperButtonNext.on('click', function(e) {
-        e.stopPropagation();
-        move('next');
-      });
-      $window.on('resize', function() {
-        calc(true, { animation: false });
-      });
-
-      (function() {
-        var pageX, pageY, velocityX, preTranslateX = translateX, timeStamp, touching;
-        function handleTouchstart(e) {
-          var point = e.touches ? e.touches[0] : e;
-          pageX = point.pageX;
-          pageY = point.pageY;
-          velocityX = 0;
-          preTranslateX = translateX;
-        }
-        function handleTouchmove(e) {
-          if (e.touches && e.touches.length > 1) {
-            return;
-          }
-          var point = e.touches ? e.touches[0] : e;
-          var deltaX = point.pageX - pageX;
-          var deltaY = point.pageY - pageY;
-          velocityX = deltaX / (e.timeStamp - timeStamp);
-          timeStamp = e.timeStamp;
-          if (e.cancelable && Math.abs(Math.atan(deltaY / deltaX)) < CRITICAL_ANGLE) {
-            touching = true;
-            translateX += deltaX;
-            calc(false, { animation: false });
-          }
-          pageX = point.pageX;
-          pageY = point.pageY;
-        }
-        function handleTouchend() {
-          touching = false;
-          var deltaX = translateX - preTranslateX;
-          var distance = deltaX + velocityX * rootWidth;
-          if (Math.abs(distance) > rootWidth / 2) {
-            distance > 0 ? move('prev') : move('next');
-          } else {
-            move('cur');
-          }
-        }
-        $swiperWrapper.on('touchstart', handleTouchstart);
-        $swiperWrapper.on('touchmove', handleTouchmove);
-        $swiperWrapper.on('touchend', handleTouchend);
-        $swiperWrapper.on('touchcancel', handleTouchend);
-
-        (function() {
-          var pressing = false, moved = false;
-          $swiperWrapper.on('mousedown', function(e) {
-            pressing = true; handleTouchstart(e);
-          });
-          $swiperWrapper.on('mousemove', function(e) {
-            pressing && (e.preventDefault(), moved = true, handleTouchmove(e));
-          });
-          $swiperWrapper.on('mouseup', function(e) {
-            pressing && (pressing = false, handleTouchend(e));
-          });
-          $swiperWrapper.on('mouseleave', function(e) {
-            pressing && (pressing = false, handleTouchend(e));
-          });
-          $swiperWrapper.on('click', function(e) {
-            moved && (e.stopPropagation(), moved = false);
-          });
-        })();
-
-        $root.on('touchmove', function(e) {
-          if (e.cancelable & touching) {
-            e.preventDefault();
-          }
-        });
-      })();
-
-      return {
-        setOptions: setOptions,
-        previous: function(){
-          move('prev');
-        },
-        next: function(){
-          move('next');
-        },
-        refresh: function() {
-          calc(true, { animation: false });
-        }
-      };
-    }
-    $.fn.swiper = swiper;
-  });
-})();
diff --git a/_includes/scripts/lib/throttle.js b/_includes/scripts/lib/throttle.js
deleted file mode 100644
index 2add23c..0000000
--- a/_includes/scripts/lib/throttle.js
+++ /dev/null
@@ -1,28 +0,0 @@
-(function() {
-  window.throttle = function(func, wait) {
-    var args, result, thisArg, timeoutId, lastCalled = 0;
-
-    function trailingCall() {
-      lastCalled = new Date;
-      timeoutId = null;
-      result = func.apply(thisArg, args);
-    }
-    return function() {
-      var now = new Date,
-        remaining = wait - (now - lastCalled);
-
-      args = arguments;
-      thisArg = this;
-
-      if (remaining <= 0) {
-        clearTimeout(timeoutId);
-        timeoutId = null;
-        lastCalled = now;
-        result = func.apply(thisArg, args);
-      } else if (!timeoutId) {
-        timeoutId = setTimeout(trailingCall, remaining);
-      }
-      return result;
-    };
-  };
-})();
diff --git a/_includes/scripts/lib/toc.js b/_includes/scripts/lib/toc.js
deleted file mode 100644
index fb43857..0000000
--- a/_includes/scripts/lib/toc.js
+++ /dev/null
@@ -1,107 +0,0 @@
-(function() {
-  var SOURCES = window.TEXT_VARIABLES.sources;
-  window.Lazyload.js(SOURCES.jquery, function() {
-    function toc(options) {
-      var $root = this, $window = $(window), $scrollTarget, $scroller, $tocUl = $('<ul class="toc toc--ellipsis"></ul>'), $tocLi, $headings, $activeLast, $activeCur,
-        selectors = 'h1,h2,h3', container = 'body', scrollTarget = window, scroller = 'html, body', disabled = false,
-        headingsPos, scrolling = false, hasRendered = false, hasInit = false;
-
-      function setOptions(options) {
-        var _options = options || {};
-        _options.selectors && (selectors = _options.selectors);
-        _options.container && (container = _options.container);
-        _options.scrollTarget && (scrollTarget = _options.scrollTarget);
-        _options.scroller && (scroller = _options.scroller);
-        _options.disabled !== undefined && (disabled = _options.disabled);
-        $headings = $(container).find(selectors).filter('[id]');
-        $scrollTarget = $(scrollTarget);
-        $scroller = $(scroller);
-      }
-      function calc() {
-        headingsPos = [];
-        $headings.each(function() {
-          headingsPos.push(Math.floor($(this).position().top));
-        });
-      }
-      function setState(element, disabled) {
-        var scrollTop = $scrollTarget.scrollTop(), i;
-        if (disabled || !headingsPos || headingsPos.length < 1) { return; }
-        if (element) {
-          $activeCur = element;
-        } else {
-          for (i = 0; i < headingsPos.length; i++) {
-            if (scrollTop >= headingsPos[i]) {
-              $activeCur = $tocLi.eq(i);
-            } else {
-              $activeCur || ($activeCur = $tocLi.eq(i));
-              break;
-            }
-          }
-        }
-        $activeLast && $activeLast.removeClass('active');
-        ($activeLast = $activeCur).addClass('active');
-      }
-      function render() {
-        if(!hasRendered) {
-          $root.append($tocUl);
-          $headings.each(function() {
-            var $this = $(this);
-            $tocUl.append($('<li></li>').addClass('toc-' + $this.prop('tagName').toLowerCase())
-              .append($('<a></a>').text($this.text()).attr('href', '#' + $this.prop('id'))));
-          });
-          $tocLi = $tocUl.children('li');
-          $tocUl.on('click', 'a', function(e) {
-            e.preventDefault();
-            var $this = $(this);
-            scrolling = true;
-            setState($this.parent());
-            $scroller.scrollToAnchor($this.attr('href'), 400, function() {
-              scrolling = false;
-            });
-          });
-        }
-        hasRendered = true;
-      }
-      function init() {
-        var interval, timeout;
-        if(!hasInit) {
-          render(); calc(); setState(null, scrolling);
-          // run calc every 100 millisecond
-          interval = setInterval(function() {
-            calc();
-          }, 100);
-          timeout = setTimeout(function() {
-            clearInterval(interval);
-          }, 45000);
-          window.pageLoad.then(function() {
-            setTimeout(function() {
-              clearInterval(interval);
-              clearTimeout(timeout);
-            }, 3000);
-          });
-          $scrollTarget.on('scroll', function() {
-            disabled || setState(null, scrolling);
-          });
-          $window.on('resize', window.throttle(function() {
-            if (!disabled) {
-              render(); calc(); setState(null, scrolling);
-            }
-          }, 100));
-        }
-        hasInit = true;
-      }
-
-      setOptions(options);
-      if (!disabled) {
-        init();
-      }
-      $window.on('resize', window.throttle(function() {
-        init();
-      }, 200));
-      return {
-        setOptions: setOptions
-      };
-    }
-    $.fn.toc = toc;
-  });
-})();
diff --git a/_includes/scripts/page.js b/_includes/scripts/page.js
deleted file mode 100644
index 91d05b9..0000000
--- a/_includes/scripts/page.js
+++ /dev/null
@@ -1,3 +0,0 @@
-/*(function () {
-
-})();*/
diff --git a/_includes/scripts/utils/imagesLoad.js b/_includes/scripts/utils/imagesLoad.js
deleted file mode 100644
index 63a6bdf..0000000
--- a/_includes/scripts/utils/imagesLoad.js
+++ /dev/null
@@ -1,28 +0,0 @@
-(function() {
-  window.imagesLoad = function(images) {
-    images = images || document.getElementsByTagName('img');
-    var imagesCount = images.length, loadedCount = 0, image;
-    var i, j, loaded = false, cbs = [];
-    imagesCount < 1 && (loaded = true);
-    for (i = 0; i < imagesCount; i++) {
-      image = images[i];
-      image.complete ? handleImageLoad() : image.addEventListener('load', handleImageLoad);
-    }
-    function handleImageLoad() {
-      loadedCount++;
-      if (loadedCount === imagesCount) {
-        loaded = true;
-        if (cbs.length > 0) {
-          for (j = 0; j < cbs.length; j++) {
-            cbs[j]();
-          }
-        }
-      }
-    }
-    return {
-      then: function(cb) {
-        cb && (loaded ? cb() : (cbs.push(cb)));
-      }
-    };
-  };
-})();
diff --git a/_includes/scripts/utils/utils.js b/_includes/scripts/utils/utils.js
deleted file mode 100644
index e7bce45..0000000
--- a/_includes/scripts/utils/utils.js
+++ /dev/null
@@ -1,39 +0,0 @@
-(function() {
-  window.isArray = function(val) {
-    return Object.prototype.toString.call(val) === '[object Array]';
-  };
-  window.isString = function(val) {
-    return typeof val === 'string';
-  };
-
-  window.hasEvent = function(event) {
-    return 'on'.concat(event) in window.document;
-  };
-
-  window.isOverallScroller = function(node) {
-    return node === document.documentElement || node === document.body || node === window;
-  };
-
-  window.isFormElement = function(node) {
-    var tagName = node.tagName;
-    return tagName === 'INPUT' || tagName === 'SELECT' || tagName === 'TEXTAREA';
-  };
-
-  window.pageLoad = (function () {
-    var loaded = false, cbs = [];
-    window.addEventListener('load', function () {
-      var i;
-      loaded = true;
-      if (cbs.length > 0) {
-        for (i = 0; i < cbs.length; i++) {
-          cbs[i]();
-        }
-      }
-    });
-    return {
-      then: function(cb) {
-        cb && (loaded ? cb() : (cbs.push(cb)));
-      }
-    };
-  })();
-})();
diff --git a/_includes/scripts/variables.html b/_includes/scripts/variables.html
deleted file mode 100644
index 5bd1770..0000000
--- a/_includes/scripts/variables.html
+++ /dev/null
@@ -1,35 +0,0 @@
-{%- include snippets/get-sources.html -%}
-{%- assign _sources = __return -%}
-
-{%- include snippets/get-nav-url.html path="/assets/search.js" -%}
-{%- assign _paths_search_js = __return -%}
-
-<script>
-  (function() {
-    var TEXT_VARIABLES = {
-      version: '2.2.6',
-      sources: {
-        font_awesome: '{{ _sources.font_awesome }}',
-        jquery: '{{ _sources.jquery }}',
-        leancloud_js_sdk: '{{ _sources.leancloud_js_sdk }}',
-        chart: '{{ _sources.chart }}',
-        gitalk: {
-          js: '{{ _sources.gitalk.js }}',
-          css: '{{ _sources.gitalk.css }}'
-        },
-        valine: '{{ _sources.valine }}',
-        mathjax: '{{ _sources.mathjax }}',
-        mermaid: '{{ _sources.mermaid }}'
-      },
-      site: {
-        toc: {
-          selectors: '{{ site.toc.selectors | default: site.data.variables.default.toc.selectors }}'
-        }
-      },
-      paths: {
-        search_js: '{{ _paths_search_js }}'
-      }
-    };
-    window.TEXT_VARIABLES = TEXT_VARIABLES;
-  })();
-</script>