diff --git a/lib/templates/bangumi.ejs b/lib/templates/bangumi.ejs
index 9c9740b..a6c32de 100644
--- a/lib/templates/bangumi.ejs
+++ b/lib/templates/bangumi.ejs
@@ -39,6 +39,6 @@
 </div>
 <script>
     <%- include('index.js') %>
-    tabs[<%- show %>].click();
+    document.getElementsByClassName('bangumi-tab')[<%- show %>].click();
     <%- include('pagination.js', {__: __}) %>
 </script>
diff --git a/lib/templates/index.js b/lib/templates/index.js
index e89f015..44863aa 100644
--- a/lib/templates/index.js
+++ b/lib/templates/index.js
@@ -1,2 +1,2 @@
-"use strict";Element.prototype.siblings=function(){for(var a=[],b=this.parentNode.children,c=0;c<b.length;c++)b[c]!==this&&a.push(b[c]);return a};function tabClick(){this.classList.add("bangumi-active");for(var a=this.siblings(),b=0;b<a.length;b++)a[b].classList.remove("bangumi-active");// 显示对应板块
-var c=this.id.replace("tab","item"),d=document.getElementById(c);d.classList.remove("bangumi-hide"),d.classList.add("bangumi-show"),a=document.getElementById(c).siblings();for(var e=0;e<a.length;e++)a[e].classList.remove("bangumi-show"),a[e].classList.add("bangumi-hide")}for(var tabs=document.getElementsByClassName("bangumi-tab"),i=0;i<tabs.length;i++)tabs[i].onclick=tabClick,tabs[i].onclick.apply(tabs[i]);
+"use strict";(function(){function a(){this.classList.add("bangumi-active");for(var a=this.siblings(),b=0;b<a.length;b++)a[b].classList.remove("bangumi-active");// 显示对应板块
+var c=this.id.replace("tab","item"),d=document.getElementById(c);d.classList.remove("bangumi-hide"),d.classList.add("bangumi-show"),a=document.getElementById(c).siblings();for(var e=0;e<a.length;e++)a[e].classList.remove("bangumi-show"),a[e].classList.add("bangumi-hide")}Element.prototype.siblings=function(){for(var a=[],b=this.parentNode.children,c=0;c<b.length;c++)b[c]!==this&&a.push(b[c]);return a};for(var b=document.getElementsByClassName("bangumi-tab"),c=0;c<b.length;c++)b[c].onclick=a,b[c].onclick.apply(b[c])})();
diff --git a/lib/templates/pagination.js b/lib/templates/pagination.js
index 3672dd2..cb0fc1b 100644
--- a/lib/templates/pagination.js
+++ b/lib/templates/pagination.js
@@ -1,2 +1,2 @@
-"use strict";var firstpages=document.getElementsByClassName("bangumi-firstpage"),previouspages=document.getElementsByClassName("bangumi-previouspage"),nextpages=document.getElementsByClassName("bangumi-nextpage"),lastpages=document.getElementsByClassName("bangumi-lastpage"),pagenums=document.getElementsByClassName("bangumi-pagenum");function makePageNum(a,b){var c=Math.ceil;return a+1+" / "+c(0==b.length/10?1:c(b.length/10))}function firstBtn(){var a=this.parentNode.siblings();displayPage(a,0),this.parentNode.getElementsByClassName("bangumi-pagenum")[0].innerText=makePageNum(0,a)}function previousBtn(){var a=this.parentNode.siblings(),b=this.parentNode.getElementsByClassName("bangumi-pagenum")[0].innerText;b=b.substr(0,b.indexOf("/")-1),b=parseInt(b,10)-1,0<b&&b--,displayPage(a,b),this.parentNode.getElementsByClassName("bangumi-pagenum")[0].innerText=makePageNum(b,a)}function nextBtn(){var a=this.parentNode.siblings(),b=this.parentNode.getElementsByClassName("bangumi-pagenum")[0].innerText;b=b.substr(0,b.indexOf("/")-1),b=parseInt(b,10)-1,b<Math.ceil(a.length/10)-1&&b++,displayPage(a,b),this.parentNode.getElementsByClassName("bangumi-pagenum")[0].innerText=makePageNum(b,a)}function lastBtn(){var a=Math.ceil,b=this.parentNode.siblings();displayPage(b,a(b.length/10)-1),this.parentNode.getElementsByClassName("bangumi-pagenum")[0].innerText=makePageNum(-1==a(b.length/10)-1?0:a(b.length/10)-1,b)}function displayPage(a,b){for(var c=0;c<a.length;c++)if(Math.floor(c/10)===b){a[c].classList.remove("bangumi-hide");var d=a[c].getElementsByTagName("img")[0];d.src=d.getAttribute("data-src")}else a[c].classList.add("bangumi-hide")}for(var i=0;i<firstpages.length;i++){firstpages[i].onclick=firstBtn,previouspages[i].onclick=previousBtn,nextpages[i].onclick=nextBtn,lastpages[i].onclick=lastBtn;// set page num
-var size=pagenums[i].parentNode.siblings().length;pagenums[i].innerText="1 / "+(0===Math.ceil(size/10)?1:Math.ceil(size/10)),firstpages[i].click()}
+"use strict";(function(){var a=Math.ceil;function b(b,c){return b+1+" / "+a(0==c.length/10?1:a(c.length/10))}function c(){var a=this.parentNode.siblings();g(a,0),this.parentNode.getElementsByClassName("bangumi-pagenum")[0].innerText=b(0,a)}function d(){var a=this.parentNode.siblings(),c=this.parentNode.getElementsByClassName("bangumi-pagenum")[0].innerText;c=c.substr(0,c.indexOf("/")-1),c=parseInt(c,10)-1,0<c&&c--,g(a,c),this.parentNode.getElementsByClassName("bangumi-pagenum")[0].innerText=b(c,a)}function e(){var c=this.parentNode.siblings(),d=this.parentNode.getElementsByClassName("bangumi-pagenum")[0].innerText;d=d.substr(0,d.indexOf("/")-1),d=parseInt(d,10)-1,d<a(c.length/10)-1&&d++,g(c,d),this.parentNode.getElementsByClassName("bangumi-pagenum")[0].innerText=b(d,c)}function f(){var c=this.parentNode.siblings();g(c,a(c.length/10)-1),this.parentNode.getElementsByClassName("bangumi-pagenum")[0].innerText=b(-1==a(c.length/10)-1?0:a(c.length/10)-1,c)}function g(a,b){for(var c=0;c<a.length;c++)if(Math.floor(c/10)===b){a[c].classList.remove("bangumi-hide");var d=a[c].getElementsByTagName("img")[0];d.src=d.getAttribute("data-src")}else a[c].classList.add("bangumi-hide")}for(var h=document.getElementsByClassName("bangumi-firstpage"),j=document.getElementsByClassName("bangumi-previouspage"),k=document.getElementsByClassName("bangumi-nextpage"),l=document.getElementsByClassName("bangumi-lastpage"),m=document.getElementsByClassName("bangumi-pagenum"),n=0;n<h.length;n++){h[n].onclick=c,j[n].onclick=d,k[n].onclick=e,l[n].onclick=f;// set page num
+var o=m[n].parentNode.siblings().length;m[n].innerText="1 / "+(0===a(o/10)?1:a(o/10)),h[n].click()}})();
diff --git a/package.json b/package.json
index 2aeae9a..6d113f6 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "hexo-bilibili-bangumi",
-  "version": "1.6.2",
+  "version": "1.6.4",
   "description": "hexo bilibili番剧页",
   "main": "index.js",
   "scripts": {
diff --git a/src/lib/templates/index.js b/src/lib/templates/index.js
index 9c9e0f3..d6af0da 100644
--- a/src/lib/templates/index.js
+++ b/src/lib/templates/index.js
@@ -1,33 +1,35 @@
-Element.prototype.siblings = function () {
-  const siblingElement = []
-  const sibs = this.parentNode.children
-  for (let i = 0; i < sibs.length; i++) {
-    if (sibs[i] !== this) {
-      siblingElement.push(sibs[i])
+(function () {
+  Element.prototype.siblings = function () {
+    const siblingElement = []
+    const sibs = this.parentNode.children
+    for (let i = 0; i < sibs.length; i++) {
+      if (sibs[i] !== this) {
+        siblingElement.push(sibs[i])
+      }
     }
+    return siblingElement
   }
-  return siblingElement
-}
-function tabClick () {
-  // 修改标签样式
-  this.classList.add('bangumi-active')
-  let sibs = this.siblings()
-  for (let j = 0; j < sibs.length; j++) {
-    sibs[j].classList.remove('bangumi-active')
+  function tabClick() {
+    // 修改标签样式
+    this.classList.add('bangumi-active')
+    let sibs = this.siblings()
+    for (let j = 0; j < sibs.length; j++) {
+      sibs[j].classList.remove('bangumi-active')
+    }
+    // 显示对应板块
+    const itemId = this.id.replace('tab', 'item')
+    const target = document.getElementById(itemId)
+    target.classList.remove('bangumi-hide')
+    target.classList.add('bangumi-show')
+    sibs = document.getElementById(itemId).siblings()
+    for (let k = 0; k < sibs.length; k++) {
+      sibs[k].classList.remove('bangumi-show')
+      sibs[k].classList.add('bangumi-hide')
+    }
   }
-  // 显示对应板块
-  const itemId = this.id.replace('tab', 'item')
-  const target = document.getElementById(itemId)
-  target.classList.remove('bangumi-hide')
-  target.classList.add('bangumi-show')
-  sibs = document.getElementById(itemId).siblings()
-  for (let k = 0; k < sibs.length; k++) {
-    sibs[k].classList.remove('bangumi-show')
-    sibs[k].classList.add('bangumi-hide')
+  const tabs = document.getElementsByClassName('bangumi-tab')
+  for (let i = 0; i < tabs.length; i++) {
+    tabs[i].onclick = tabClick
+    tabs[i].onclick.apply(tabs[i])
   }
-}
-const tabs = document.getElementsByClassName('bangumi-tab')
-for (let i = 0; i < tabs.length; i++) {
-  tabs[i].onclick = tabClick
-  tabs[i].onclick.apply(tabs[i])
-}
+})()
diff --git a/src/lib/templates/pagination.js b/src/lib/templates/pagination.js
index dd09b68..ab2136b 100644
--- a/src/lib/templates/pagination.js
+++ b/src/lib/templates/pagination.js
@@ -1,70 +1,72 @@
-var firstpages = document.getElementsByClassName('bangumi-firstpage')
-var previouspages = document.getElementsByClassName('bangumi-previouspage')
-var nextpages = document.getElementsByClassName('bangumi-nextpage')
-var lastpages = document.getElementsByClassName('bangumi-lastpage')
-var pagenums = document.getElementsByClassName('bangumi-pagenum')
+(function () {
+  const firstpages = document.getElementsByClassName('bangumi-firstpage')
+  const previouspages = document.getElementsByClassName('bangumi-previouspage')
+  const nextpages = document.getElementsByClassName('bangumi-nextpage')
+  const lastpages = document.getElementsByClassName('bangumi-lastpage')
+  const pagenums = document.getElementsByClassName('bangumi-pagenum')
 
-function makePageNum (num, arr) {
-  return (num + 1) + ' / ' + (Math.ceil(arr.length / 10 === 0 ? 1 : Math.ceil(arr.length / 10)))
-}
+  function makePageNum(num, arr) {
+    return (num + 1) + ' / ' + (Math.ceil(arr.length / 10 === 0 ? 1 : Math.ceil(arr.length / 10)))
+  }
 
-function firstBtn () {
-  var sibs = this.parentNode.siblings()
-  displayPage(sibs, 0)
-  this.parentNode.getElementsByClassName('bangumi-pagenum')[0].innerText = makePageNum(0, sibs)
-}
+  function firstBtn() {
+    const sibs = this.parentNode.siblings()
+    displayPage(sibs, 0)
+    this.parentNode.getElementsByClassName('bangumi-pagenum')[0].innerText = makePageNum(0, sibs)
+  }
 
-function previousBtn () {
-  var sibs = this.parentNode.siblings()
-  var currNum = this.parentNode.getElementsByClassName('bangumi-pagenum')[0].innerText
-  currNum = currNum.substr(0, currNum.indexOf('/') - 1)
-  currNum = parseInt(currNum, 10) - 1
-  if (currNum > 0) {
-    currNum--
+  function previousBtn() {
+    const sibs = this.parentNode.siblings()
+    let currNum = this.parentNode.getElementsByClassName('bangumi-pagenum')[0].innerText
+    currNum = currNum.substr(0, currNum.indexOf('/') - 1)
+    currNum = parseInt(currNum, 10) - 1
+    if (currNum > 0) {
+      currNum--
+    }
+    displayPage(sibs, currNum)
+    this.parentNode.getElementsByClassName('bangumi-pagenum')[0].innerText = makePageNum(currNum, sibs)
   }
-  displayPage(sibs, currNum)
-  this.parentNode.getElementsByClassName('bangumi-pagenum')[0].innerText = makePageNum(currNum, sibs)
-}
 
-function nextBtn () {
-  var sibs = this.parentNode.siblings()
-  var currNum = this.parentNode.getElementsByClassName('bangumi-pagenum')[0].innerText
-  currNum = currNum.substr(0, currNum.indexOf('/') - 1)
-  currNum = parseInt(currNum, 10) - 1
-  if (currNum < Math.ceil(sibs.length / 10) - 1) {
-    currNum++
+  function nextBtn() {
+    const sibs = this.parentNode.siblings()
+    let currNum = this.parentNode.getElementsByClassName('bangumi-pagenum')[0].innerText
+    currNum = currNum.substr(0, currNum.indexOf('/') - 1)
+    currNum = parseInt(currNum, 10) - 1
+    if (currNum < Math.ceil(sibs.length / 10) - 1) {
+      currNum++
+    }
+    displayPage(sibs, currNum)
+    this.parentNode.getElementsByClassName('bangumi-pagenum')[0].innerText = makePageNum(currNum, sibs)
   }
-  displayPage(sibs, currNum)
-  this.parentNode.getElementsByClassName('bangumi-pagenum')[0].innerText = makePageNum(currNum, sibs)
-}
 
-function lastBtn () {
-  var sibs = this.parentNode.siblings()
-  displayPage(sibs, Math.ceil(sibs.length / 10) - 1)
-  this.parentNode.getElementsByClassName('bangumi-pagenum')[0].innerText = makePageNum(Math.ceil(sibs.length / 10) - 1 === -1 ? 0 : Math.ceil(sibs.length / 10) - 1, sibs)
-}
+  function lastBtn() {
+    const sibs = this.parentNode.siblings()
+    displayPage(sibs, Math.ceil(sibs.length / 10) - 1)
+    this.parentNode.getElementsByClassName('bangumi-pagenum')[0].innerText = makePageNum(Math.ceil(sibs.length / 10) - 1 === -1 ? 0 : Math.ceil(sibs.length / 10) - 1, sibs)
+  }
 
-function displayPage (arr, num) {
-  for (var i = 0; i < arr.length; i++) {
-    if (Math.floor(i / 10) === num) {
-      arr[i].classList.remove('bangumi-hide')
-      var img = arr[i].getElementsByTagName('img')[0]
-      img.src = img.getAttribute('data-src')
-    } else {
-      arr[i].classList.add('bangumi-hide')
+  function displayPage(arr, num) {
+    for (let i = 0; i < arr.length; i++) {
+      if (Math.floor(i / 10) === num) {
+        arr[i].classList.remove('bangumi-hide')
+        const img = arr[i].getElementsByTagName('img')[0]
+        img.src = img.getAttribute('data-src')
+      } else {
+        arr[i].classList.add('bangumi-hide')
+      }
     }
   }
-}
 
-for (var i = 0; i < firstpages.length; i++) {
-  // add listener
-  firstpages[i].onclick = firstBtn
-  previouspages[i].onclick = previousBtn
-  nextpages[i].onclick = nextBtn
-  lastpages[i].onclick = lastBtn
+  for (let i = 0; i < firstpages.length; i++) {
+    // add listener
+    firstpages[i].onclick = firstBtn
+    previouspages[i].onclick = previousBtn
+    nextpages[i].onclick = nextBtn
+    lastpages[i].onclick = lastBtn
 
-  // set page num
-  var size = pagenums[i].parentNode.siblings().length
-  pagenums[i].innerText = '1 / ' + (Math.ceil(size / 10) === 0 ? 1 : Math.ceil(size / 10))
-  firstpages[i].click()
-}
+    // set page num
+    const size = pagenums[i].parentNode.siblings().length
+    pagenums[i].innerText = '1 / ' + (Math.ceil(size / 10) === 0 ? 1 : Math.ceil(size / 10))
+    firstpages[i].click()
+  }
+})()