diff --git a/js/coin.js b/js/coin.js
index 594541f..bc9bdaa 100644
--- a/js/coin.js
+++ b/js/coin.js
@@ -34,17 +34,40 @@ function loadCoinSystem() {
     
     
     
+// 渲染东币内容并分页显示
+function renderCoinContent(coinData) {
+    const coinContent = document.getElementById('coin-content');
+    const itemsPerPage = 10; // 每页显示的记录数
+    let currentPage = 1; // 当前页码
 
-    // 渲染东币内容
-    function renderCoinContent(coinData) {
-        const coinContent = document.getElementById('coin-content');
-        coinContent.innerHTML = `<p>当前东币数：${coinData.coins}</p>`;
+    // 初始化内容
+    coinContent.innerHTML = `
+    <p><strong>当前东币数：${coinData.coins}</strong></p>
+    <p>下载某些资源时会花费东币，而投稿审核通过后可以获得东币。</p>
+    <p><strong>请注意：</strong>由于下载同一份文件两次，从服务器流出的下行流量也会计算两次，因此当您多次下载同一个需要东币的资源时，东币也会多次扣除。<strong>我们建议您减少不必要的重复下载。</strong></p>
+    <p><strong>每页显示10条东币记录，最近的记录将显示在最后。</strong></p>
+    `;
 
-        const table = document.createElement('table');
-        const headerRow = table.insertRow();
-        headerRow.innerHTML = `<th>时间</th><th>明细</th><th>操作</th>`;
+    // 渲染表格数据
+    function renderTable(page) {
+        const start = (page - 1) * itemsPerPage;
+        const end = start + itemsPerPage;
+        const transactions = coinData.transactions.slice(start, end);
 
-        coinData.transactions.forEach(transaction => {
+        let table = coinContent.querySelector('table');
+        
+        // 如果表格不存在，创建一个新的表格
+        if (!table) {
+            table = document.createElement('table');
+            const headerRow = table.insertRow();
+            headerRow.innerHTML = `<th>时间</th><th>明细</th><th>操作</th>`;
+            coinContent.appendChild(table);
+        } else {
+            // 如果表格存在，清空之前的内容（除标题外）
+            table.innerHTML = table.rows[0].innerHTML; // 保留标题行
+        }
+
+        transactions.forEach(transaction => {
             const row = table.insertRow();
             row.innerHTML = `
                 <td>${transaction.date}</td>
@@ -52,10 +75,51 @@ function loadCoinSystem() {
                 <td>${transaction.description}</td>
             `;
         });
-
-        coinContent.appendChild(table);
     }
 
+    // 渲染页码
+    function renderPagination() {
+        const totalPages = Math.ceil(coinData.transactions.length / itemsPerPage);
+        const pagination = document.createElement('div');
+        pagination.className = 'pagination';
+
+        // 页码前添加“页码：”
+        const pageLabel = document.createElement('span');
+        // pageLabel.textContent = '每页显示10条记录。';
+        // pageLabel.style.marginRight = '10px';
+        pagination.appendChild(pageLabel);
+
+        for (let i = 1; i <= totalPages; i++) {
+            const pageLink = document.createElement('button');
+            pageLink.textContent = i;
+            pageLink.className = 'page-link';
+            pageLink.style.margin = '0 5px';
+            pageLink.style.fontWeight = (i === currentPage) ? 'bold' : 'normal'; // 当前页码加粗
+            pageLink.disabled = (i === currentPage);
+            pageLink.addEventListener('click', () => {
+                currentPage = i;
+                renderTable(currentPage);
+                renderPagination();
+            });
+            pagination.appendChild(pageLink);
+        }
+
+        // 清空并添加新的分页控件
+        const existingPagination = coinContent.querySelector('.pagination');
+        if (existingPagination) {
+            coinContent.removeChild(existingPagination);
+        }
+        coinContent.appendChild(pagination);
+    }
+
+    // 初始渲染
+    renderTable(currentPage);
+    renderPagination();
+}
+
+
+
+
     // 渲染验证提示
     function renderVerificationPrompt() {
         const coinContent = document.getElementById('coin-content');
@@ -207,11 +271,11 @@ function loadCoinSystem() {
                         // 初始化金币系统
                         const initialData = {
                             userEmail: curemail,
-                            coins: 20,
+                            coins: 50,
                             transactions: [
                                 {
                                     type: 'credit',
-                                    amount: 20,
+                                    amount: 50,
                                     description: '初始东币奖励',
                                     date: getCurrentTime()
                                 }
diff --git a/js/coin.min.js b/js/coin.min.js
index 80c61d1..d90cccf 100644
--- a/js/coin.min.js
+++ b/js/coin.min.js
@@ -1,8 +1,13 @@
-function loadCoinSystem(){function l(e){var t=document.getElementById("coin-content");t.innerHTML=`<p>当前东币数：${e.coins}</p>`;let n=document.createElement("table");n.insertRow().innerHTML="<th>时间</th><th>明细</th><th>操作</th>",e.transactions.forEach(e=>{n.insertRow().innerHTML=`
+function loadCoinSystem(){function d(r){let a=document.getElementById("coin-content"),s=1;function c(e){e=10*(e-1),e=r.transactions.slice(e,10+e);let t=a.querySelector("table");t?t.innerHTML=t.rows[0].innerHTML:((t=document.createElement("table")).insertRow().innerHTML="<th>时间</th><th>明细</th><th>操作</th>",a.appendChild(t)),e.forEach(e=>{t.insertRow().innerHTML=`
                 <td>${e.date}</td>
                 <td>${"credit"===e.type?"+":"-"}${e.amount}</td>
                 <td>${e.description}</td>
-            `}),t.appendChild(n)}function o(){let s=document.getElementById("verification-modal"),o=(s.style.display="block",document.getElementById("send-code-btn")),a=document.getElementById("verify-btn"),i=document.getElementById("phone-number"),c=document.getElementById("verification-code"),d=document.getElementById("modal-message");o.addEventListener("click",async()=>{var e=i.value.trim();if(/^\d{11}$/.test(e)&&"1"===e.charAt(0))try{var t,n=CryptoJS.SHA256(e).toString();(await(await fetchNoCache("https://download.xn--xhq44jb2fzpc.com/user/pn.json")).json()).includes(n)?(d.innerText="此手机号已被验证过！",o.disabled=!1,o.textContent="发送验证码"):(o.disabled=!0,o.textContent="禁用中...",setTimeout(()=>{o.disabled=!1,o.textContent="发送验证码"},12e4),await(t=await fetch("https://sms.xn--xhq44jb2fzpc.com/send-code",{method:"POST",headers:{"Content-Type":"application/json"},body:JSON.stringify({phoneNumber:e})})).json(),t.ok?(d.innerText="验证码已发送。若未收到，2分钟后可重新发送。",sessionStorage.setItem("phoneNumber",e)):(d.innerText="发送失败！请稍后再试。",o.disabled=!1,o.textContent="发送验证码"))}catch(e){d.innerText="发送验证码时出错，请稍后重试。",o.disabled=!1,o.textContent="发送验证码"}else d.innerText="请输入有效的11位手机号码！"}),a.addEventListener("click",async()=>{var e=sessionStorage.getItem("phoneNumber"),t=c.value.trim();if(d.innerText="",t&&e)try{var n,o,i=await fetch("https://sms.xn--xhq44jb2fzpc.com/verify-code",{method:"POST",headers:{"Content-Type":"application/json"},body:JSON.stringify({phoneNumber:e,verificationCode:t})}),r=await i.json();i.ok&&r.verified?(d.innerText="验证通过，请稍后……",a.disabled=!0,c.disabled=!0,n=CryptoJS.SHA256(e).toString(),(o=await(await fetchNoCache("https://download.xn--xhq44jb2fzpc.com/user/pn.json")).json()).push(n),await client.put("user/pn.json",new Blob([JSON.stringify(o)],{type:"application/json"})),await client.put(`user/${curemail}/pn.json`,new Blob([JSON.stringify({phoneNumber:e})],{type:"application/json"})),setTimeout(async()=>{s.style.display="none";var e={userEmail:curemail,coins:20,transactions:[{type:"credit",amount:20,description:"初始东币奖励",date:(e=new Date,new Date(e.getTime()+288e5).toISOString().replace("T"," ").substring(0,19))}]},t=new Blob([JSON.stringify(!0)],{type:"application/json"}),t=(await client.put(`user/${curemail}/coin/verify.json`,t),new Blob([JSON.stringify(e)],{type:"application/json"}));await client.put(`user/${curemail}/coin/list.json`,t),l(e)},2e3)):d.innerText="验证码错误，请重新输入。"}catch(e){d.innerText="验证时出错，请稍后重试。"}else d.innerText="请输入手机号和验证码。"})}document.getElementById("cancel-btn").addEventListener("click",function(){document.getElementById("verification-modal").style.display="none"}),async function(){try{var e=`https://download.xn--xhq44jb2fzpc.com/user/${curemail}/coin/verify.json`,t=await(await fetchNoCache(e)).json();if(console.log("Verify Response: ",t),!0!==t)throw new Error("Verification required");var n=`https://download.xn--xhq44jb2fzpc.com/user/${curemail}/coin/list.json`;l(await(await fetchNoCache(n)).json())}catch(e){console.error("Error in initializeCoinSystem: ",e);{let e=document.getElementById("coin-content"),t=(e.innerHTML=`
+            `})}a.innerHTML=`
+    <p><strong>当前东币数：${r.coins}</strong></p>
+    <p>下载某些资源时会花费东币，而投稿审核通过后可以获得东币。</p>
+    <p><strong>请注意：</strong>由于下载同一份文件两次，从服务器流出的下行流量也会计算两次，因此当您多次下载同一个需要东币的资源时，东币也会多次扣除。<strong>我们建议您减少不必要的重复下载。</strong></p>
+    <p><strong>每页显示10条东币记录，最近的记录将显示在最后。</strong></p>
+    `,c(s),function t(){var n=Math.ceil(r.transactions.length/10),o=document.createElement("div"),e=(o.className="pagination",document.createElement("span"));o.appendChild(e);for(let e=1;e<=n;e++){var i=document.createElement("button");i.textContent=e,i.className="page-link",i.style.margin="0 5px",i.style.fontWeight=e===s?"bold":"normal",i.disabled=e===s,i.addEventListener("click",()=>{c(s=e),t()}),o.appendChild(i)}e=a.querySelector(".pagination");e&&a.removeChild(e),a.appendChild(o)}()}function o(){let a=document.getElementById("verification-modal"),o=(a.style.display="block",document.getElementById("send-code-btn")),s=document.getElementById("verify-btn"),i=document.getElementById("phone-number"),c=document.getElementById("verification-code"),l=document.getElementById("modal-message");o.addEventListener("click",async()=>{var e=i.value.trim();if(/^\d{11}$/.test(e)&&"1"===e.charAt(0))try{var t,n=CryptoJS.SHA256(e).toString();(await(await fetchNoCache("https://download.xn--xhq44jb2fzpc.com/user/pn.json")).json()).includes(n)?(l.innerText="此手机号已被验证过！",o.disabled=!1,o.textContent="发送验证码"):(o.disabled=!0,o.textContent="禁用中...",setTimeout(()=>{o.disabled=!1,o.textContent="发送验证码"},12e4),await(t=await fetch("https://sms.xn--xhq44jb2fzpc.com/send-code",{method:"POST",headers:{"Content-Type":"application/json"},body:JSON.stringify({phoneNumber:e})})).json(),t.ok?(l.innerText="验证码已发送。若未收到，2分钟后可重新发送。",sessionStorage.setItem("phoneNumber",e)):(l.innerText="发送失败！请稍后再试。",o.disabled=!1,o.textContent="发送验证码"))}catch(e){l.innerText="发送验证码时出错，请稍后重试。",o.disabled=!1,o.textContent="发送验证码"}else l.innerText="请输入有效的11位手机号码！"}),s.addEventListener("click",async()=>{var e=sessionStorage.getItem("phoneNumber"),t=c.value.trim();if(l.innerText="",t&&e)try{var n,o,i=await fetch("https://sms.xn--xhq44jb2fzpc.com/verify-code",{method:"POST",headers:{"Content-Type":"application/json"},body:JSON.stringify({phoneNumber:e,verificationCode:t})}),r=await i.json();i.ok&&r.verified?(l.innerText="验证通过，请稍后……",s.disabled=!0,c.disabled=!0,n=CryptoJS.SHA256(e).toString(),(o=await(await fetchNoCache("https://download.xn--xhq44jb2fzpc.com/user/pn.json")).json()).push(n),await client.put("user/pn.json",new Blob([JSON.stringify(o)],{type:"application/json"})),await client.put(`user/${curemail}/pn.json`,new Blob([JSON.stringify({phoneNumber:e})],{type:"application/json"})),setTimeout(async()=>{a.style.display="none";var e={userEmail:curemail,coins:50,transactions:[{type:"credit",amount:50,description:"初始东币奖励",date:(e=new Date,new Date(e.getTime()+288e5).toISOString().replace("T"," ").substring(0,19))}]},t=new Blob([JSON.stringify(!0)],{type:"application/json"}),t=(await client.put(`user/${curemail}/coin/verify.json`,t),new Blob([JSON.stringify(e)],{type:"application/json"}));await client.put(`user/${curemail}/coin/list.json`,t),d(e)},2e3)):l.innerText="验证码错误，请重新输入。"}catch(e){l.innerText="验证时出错，请稍后重试。"}else l.innerText="请输入手机号和验证码。"})}document.getElementById("cancel-btn").addEventListener("click",function(){document.getElementById("verification-modal").style.display="none"}),async function(){try{var e=`https://download.xn--xhq44jb2fzpc.com/user/${curemail}/coin/verify.json`,t=await(await fetchNoCache(e)).json();if(console.log("Verify Response: ",t),!0!==t)throw new Error("Verification required");var n=`https://download.xn--xhq44jb2fzpc.com/user/${curemail}/coin/list.json`;d(await(await fetchNoCache(n)).json())}catch(e){console.error("Error in initializeCoinSystem: ",e);{let e=document.getElementById("coin-content"),t=(e.innerHTML=`
             <p>您需要进行手机验证以解锁东币系统。下载某些资源时会花费东币，而投稿审核通过后可以获得东币。</p>
             <p><strong>请注意：</strong>由于下载同一份文件两次，从服务器流出的下行流量也会计算两次，因此当您多次下载同一个需要东币的资源时，东币也会多次扣除。<strong>我们建议您减少不必要的重复下载。</strong></p>
             <button id="first-verify-btn">验证</button>
diff --git a/js/dlwithcoin.js b/js/dlwithcoin.js
index 8a6edb5..749c3b9 100644
--- a/js/dlwithcoin.js
+++ b/js/dlwithcoin.js
@@ -58,10 +58,17 @@ function d2(e2, k2) {
 f1();
 
 document.addEventListener("DOMContentLoaded", function() {
-    const linkId = "{{ .Get "id" }}";
-    const objectKey = "{{ .Get "url" }}";  // 使用URL参数作为OSS对象的key
+    // const linkId = "{{ .Get "id" }}";
+    // const objectKey = "{{ .Get "url" }}";  // 使用URL参数作为OSS对象的key
+    // const popupId = "popup-" + linkId;
+    // const requiredCoins = {{ .Get "coin" | default 0 }}; // 获取需要扣除的金币数，默认为0
+    // const resourceTitle = "{{ .Get "title" }}"; // 获取资源标题
+
+    const linkId = "aaa";
+    const objectKey = "bbb";  // 使用URL参数作为OSS对象的key
     const popupId = "popup-" + linkId;
-    const requiredCoins = {{ .Get "coin" | default 0 }}; // 获取需要扣除的金币数，默认为0
+    const requiredCoins = 666; // 获取需要扣除的金币数，默认为0
+    const resourceTitle = "ccc"
 
     const checkAndDownload = async () => {
         const loggedIn = getCookie('loggedIn');
@@ -92,7 +99,7 @@ document.addEventListener("DOMContentLoaded", function() {
                         data.transactions.push({
                             type: "debit",
                             amount: requiredCoins,
-                            description: "下载资源",
+                            description: `下载资源：${resourceTitle}`,  // 使用资源标题
                             date: getCurrentTime()
                         });
                         const coinBlob = new Blob([JSON.stringify(data)], { type: 'application/json' });
diff --git a/js/dlwithcoin.min.js b/js/dlwithcoin.min.js
index dd1d657..10557b4 100644
--- a/js/dlwithcoin.min.js
+++ b/js/dlwithcoin.min.js
@@ -1 +1 @@
-let client;function getCookie(t){const n=t+"=";const o=document.cookie.split(";");for(let e=0;e<o.length;e++){let t=o[e];while(t.charAt(0)==" ")t=t.substring(1,t.length);if(t.indexOf(n)==0)return t.substring(n.length,t.length)}return null}async function fetchNoCache(t){const e=(new Date).getTime();const n=`${t}?timestamp=${e}`;return fetch(n)}async function f1(){try{const t=await fetchNoCache("https://download.xn--xhq44jb2fzpc.com/upload/json/s.json");const e=await t.json();const n=e.masterKey;const o=CryptoJS.SHA256(n);const c={region:d2(e.encryptedRegion,o),accessKeyId:d2(e.encryptedKeyId,o),accessKeySecret:d2(e.encryptedKeySecret,o),bucket:d2(e.encryptedBucket,o)};client=new OSS(c)}catch(t){console.error("Failed to fetch or decrypt OSS config:",t)}}function d2(t,e){t=t.replace(/\s/g,"");const n=CryptoJS.enc.Base64.parse(t);const o=CryptoJS.lib.WordArray.create(n.words.slice(0,4));const c=CryptoJS.lib.WordArray.create(n.words.slice(4));const s=CryptoJS.AES.decrypt({ciphertext:c},e,{iv:o,mode:CryptoJS.mode.CBC,padding:CryptoJS.pad.Pkcs7});return s.toString(CryptoJS.enc.Utf8)}f1();document.addEventListener("DOMContentLoaded",function(){const i="aaa";const r="bbb";const a="ccc"+i;const l=6666;const t=async()=>{const t=getCookie("loggedIn");const e=getCookie("userEmail");if(!t){alert("请登录后下载！");window.location.href="/submission";return}if(l>0){const n=`https://download.xn--xhq44jb2fzpc.com/user/${e}/coin/list.json`;try{const o=await fetchNoCache(n);if(!o.ok){alert("您还未激活金币系统，请前往激活！");window.location.href="/submission";return}const c=await o.json();if(c.coins<l){alert(`您的金币数量不够！当前资源要求金币数：${l}；您的金币数：${c.coins}。`);return}else{if(confirm(`当前下载操作花费：${l}金币；您的金币：${c.coins}。是否继续？`)){c.coins-=l;c.transactions.push({type:"debit",amount:l,description:"下载资源",date:getCurrentTime()});const s=new Blob([JSON.stringify(c)],{type:"application/json"});await client.put(`user/${e}/coin/list.json`,s);d(i,a,r)}}}catch(t){console.error("Error handling coins for download:",t);alert("无法处理您的请求，请稍后重试。")}}else{d(i,a,r)}};const d=(t,e,n)=>{let o=3;const c=document.getElementById(e);const s=c.querySelector(".popup-content");if(client){let t=client.signatureUrl(n,{expires:20,response:{"content-disposition":"attachment"}});const i=t.replace("emberimg.oss-cn-beijing.aliyuncs.com","download.xn--xhq44jb2fzpc.com");const r=()=>{if(o>0){s.textContent=`${o}秒后将开始下载...`;o--;setTimeout(r,1e3)}else{c.style.display="none";window.location.href=i}};c.style.display="block";r()}else{console.error("OSS client is not initialized.")}};document.getElementById(i).addEventListener("click",t)});function getCurrentTime(){const t=new Date;const e=new Date(t.getTime()+8*60*60*1e3);return e.toISOString().replace("T"," ").substring(0,19)}
\ No newline at end of file
+let client;function getCookie(t){const n=t+"=";const o=document.cookie.split(";");for(let e=0;e<o.length;e++){let t=o[e];while(t.charAt(0)==" ")t=t.substring(1,t.length);if(t.indexOf(n)==0)return t.substring(n.length,t.length)}return null}async function fetchNoCache(t){const e=(new Date).getTime();const n=`${t}?timestamp=${e}`;return fetch(n)}async function f1(){try{const t=await fetchNoCache("https://download.xn--xhq44jb2fzpc.com/upload/json/s.json");const e=await t.json();const n=e.masterKey;const o=CryptoJS.SHA256(n);const c={region:d2(e.encryptedRegion,o),accessKeyId:d2(e.encryptedKeyId,o),accessKeySecret:d2(e.encryptedKeySecret,o),bucket:d2(e.encryptedBucket,o)};client=new OSS(c)}catch(t){console.error("Failed to fetch or decrypt OSS config:",t)}}function d2(t,e){t=t.replace(/\s/g,"");const n=CryptoJS.enc.Base64.parse(t);const o=CryptoJS.lib.WordArray.create(n.words.slice(0,4));const c=CryptoJS.lib.WordArray.create(n.words.slice(4));const s=CryptoJS.AES.decrypt({ciphertext:c},e,{iv:o,mode:CryptoJS.mode.CBC,padding:CryptoJS.pad.Pkcs7});return s.toString(CryptoJS.enc.Utf8)}f1();document.addEventListener("DOMContentLoaded",function(){const i="{{ .Get "id" }}";const r="{{ .Get "url" }}";const a="popup-"+i;const l={{ .Get "coin" | default 0 }};const d="{{ .Get "title" }}";const t=async()=>{const t=getCookie("loggedIn");const e=getCookie("userEmail");if(!t){alert("请登录后下载！");window.location.href="/submission";return}if(l>0){const n=`https://download.xn--xhq44jb2fzpc.com/user/${e}/coin/list.json`;try{const o=await fetchNoCache(n);if(!o.ok){alert("您还未激活金币系统，请前往激活！");window.location.href="/submission";return}const c=await o.json();if(c.coins<l){alert(`您的金币数量不够！当前资源要求金币数：${l}；您的金币数：${c.coins}。`);return}else{if(confirm(`当前下载操作花费：${l}金币；您的金币：${c.coins}。是否继续？`)){c.coins-=l;c.transactions.push({type:"debit",amount:l,description:`下载资源：${d}`,date:getCurrentTime()});const s=new Blob([JSON.stringify(c)],{type:"application/json"});await client.put(`user/${e}/coin/list.json`,s);p(i,a,r)}}}catch(t){console.error("Error handling coins for download:",t);alert("无法处理您的请求，请稍后重试。")}}else{p(i,a,r)}};const p=(t,e,n)=>{let o=3;const c=document.getElementById(e);const s=c.querySelector(".popup-content");if(client){let t=client.signatureUrl(n,{expires:20,response:{"content-disposition":"attachment"}});const i=t.replace("emberimg.oss-cn-beijing.aliyuncs.com","download.xn--xhq44jb2fzpc.com");const r=()=>{if(o>0){s.textContent=`${o}秒后将开始下载...`;o--;setTimeout(r,1e3)}else{c.style.display="none";window.location.href=i}};c.style.display="block";r()}else{console.error("OSS client is not initialized.")}};document.getElementById(i).addEventListener("click",t)});function getCurrentTime(){const t=new Date;const e=new Date(t.getTime()+8*60*60*1e3);return e.toISOString().replace("T"," ").substring(0,19)}
\ No newline at end of file
diff --git a/js/uglifyjs.txt b/js/uglifyjs.txt
index c99f6aa..e57e48b 100644
--- a/js/uglifyjs.txt
+++ b/js/uglifyjs.txt
@@ -4,4 +4,7 @@ uglifyjs submission.js -o submission.min.js -m -c
 
 -o script.min.js：指定输出文件名为 script.min.js。
 -m：启用变量名压缩（mangle），会将变量名压缩成更短的形式。
--c：启用代码压缩（compress），会对代码进行优化以减少文件体积。
\ No newline at end of file
+-c：启用代码压缩（compress），会对代码进行优化以减少文件体积。
+
+uglifyjs coin.js -o coin.min.js -m -c
+uglifyjs dlwithcoin.js -o dlwithcoin.min.js -m
diff --git a/resources/习概课本/index.html b/resources/习概课本/index.html
index af33180..491f42f 100644
--- a/resources/习概课本/index.html
+++ b/resources/习概课本/index.html
@@ -467,7 +467,7 @@
     <div class="popup-content">3秒后将开始下载...</div>
 </div>
 <script>
-let client;function getCookie(t){const n=t+"=";const o=document.cookie.split(";");for(let e=0;e<o.length;e++){let t=o[e];while(t.charAt(0)==" ")t=t.substring(1,t.length);if(t.indexOf(n)==0)return t.substring(n.length,t.length)}return null}async function fetchNoCache(t){const e=(new Date).getTime();const n=`${t}?timestamp=${e}`;return fetch(n)}async function f1(){try{const t=await fetchNoCache("https://download.xn--xhq44jb2fzpc.com/upload/json/s.json");const e=await t.json();const n=e.masterKey;const o=CryptoJS.SHA256(n);const c={region:d2(e.encryptedRegion,o),accessKeyId:d2(e.encryptedKeyId,o),accessKeySecret:d2(e.encryptedKeySecret,o),bucket:d2(e.encryptedBucket,o)};client=new OSS(c)}catch(t){console.error("Failed to fetch or decrypt OSS config:",t)}}function d2(t,e){t=t.replace(/\s/g,"");const n=CryptoJS.enc.Base64.parse(t);const o=CryptoJS.lib.WordArray.create(n.words.slice(0,4));const c=CryptoJS.lib.WordArray.create(n.words.slice(4));const s=CryptoJS.AES.decrypt({ciphertext:c},e,{iv:o,mode:CryptoJS.mode.CBC,padding:CryptoJS.pad.Pkcs7});return s.toString(CryptoJS.enc.Utf8)}f1();document.addEventListener("DOMContentLoaded",function(){const i="download-1";const r="resources\/files\/习概\/习近平新时代中国特色社会主义思想概论 (《习近平新时代中国特色社会主义思想概论》编写组).pdf";const a="popup-"+i;const l= 5 ;const t=async()=>{const t=getCookie("loggedIn");const e=getCookie("userEmail");if(!t){alert("请登录后下载！");window.location.href="/submission";return}if(l>0){const n=`https://download.xn--xhq44jb2fzpc.com/user/${e}/coin/list.json`;try{const o=await fetchNoCache(n);if(!o.ok){alert("您还未激活东币系统，请前往激活！");window.location.href="/submission";return}const c=await o.json();if(c.coins<l){alert(`您的东币数量不够！当前资源要求东币数：${l}；您的东币数：${c.coins}。`);return}else{if(confirm(`当前下载操作花费东币数：${l}；您的东币数：${c.coins}。是否继续？`)){c.coins-=l;c.transactions.push({type:"debit",amount:l,description:"下载资源",date:getCurrentTime()});const s=new Blob([JSON.stringify(c)],{type:"application/json"});await client.put(`user/${e}/coin/list.json`,s);d(i,a,r)}}}catch(t){console.error("Error handling coins for download:",t);alert("无法处理您的请求，请稍后重试。")}}else{d(i,a,r)}};const d=(t,e,n)=>{let o=3;const c=document.getElementById(e);const s=c.querySelector(".popup-content");if(client){let t=client.signatureUrl(n,{expires:20,response:{"content-disposition":"attachment"}});const i=t.replace("emberimg.oss-cn-beijing.aliyuncs.com","download.xn--xhq44jb2fzpc.com");const r=()=>{if(o>0){s.textContent=`${o}秒后将开始下载...`;o--;setTimeout(r,1e3)}else{c.style.display="none";window.location.href=i}};c.style.display="block";r()}else{console.error("OSS client is not initialized.")}};document.getElementById(i).addEventListener("click",t)});function getCurrentTime(){const t=new Date;const e=new Date(t.getTime()+8*60*60*1e3);return e.toISOString().replace("T"," ").substring(0,19)}
+let client;function getCookie(t){const n=t+"=";const o=document.cookie.split(";");for(let e=0;e<o.length;e++){let t=o[e];while(t.charAt(0)==" ")t=t.substring(1,t.length);if(t.indexOf(n)==0)return t.substring(n.length,t.length)}return null}async function fetchNoCache(t){const e=(new Date).getTime();const n=`${t}?timestamp=${e}`;return fetch(n)}async function f1(){try{const t=await fetchNoCache("https://download.xn--xhq44jb2fzpc.com/upload/json/s.json");const e=await t.json();const n=e.masterKey;const o=CryptoJS.SHA256(n);const c={region:d2(e.encryptedRegion,o),accessKeyId:d2(e.encryptedKeyId,o),accessKeySecret:d2(e.encryptedKeySecret,o),bucket:d2(e.encryptedBucket,o)};client=new OSS(c)}catch(t){console.error("Failed to fetch or decrypt OSS config:",t)}}function d2(t,e){t=t.replace(/\s/g,"");const n=CryptoJS.enc.Base64.parse(t);const o=CryptoJS.lib.WordArray.create(n.words.slice(0,4));const c=CryptoJS.lib.WordArray.create(n.words.slice(4));const s=CryptoJS.AES.decrypt({ciphertext:c},e,{iv:o,mode:CryptoJS.mode.CBC,padding:CryptoJS.pad.Pkcs7});return s.toString(CryptoJS.enc.Utf8)}f1();document.addEventListener("DOMContentLoaded",function(){const i="download-1";const r="resources\/files\/习概\/习近平新时代中国特色社会主义思想概论 (《习近平新时代中国特色社会主义思想概论》编写组).pdf";const a="popup-"+i;const l= 5 ;const d="《习近平新时代中国特色社会主义思想概论》课本";const t=async()=>{const t=getCookie("loggedIn");const e=getCookie("userEmail");if(!t){alert("请登录后下载！");window.location.href="/submission";return}if(l>0){const n=`https://download.xn--xhq44jb2fzpc.com/user/${e}/coin/list.json`;try{const o=await fetchNoCache(n);if(!o.ok){alert("您还未激活金币系统，请前往激活！");window.location.href="/submission";return}const c=await o.json();if(c.coins<l){alert(`您的金币数量不够！当前资源要求金币数：${l}；您的金币数：${c.coins}。`);return}else{if(confirm(`当前下载操作花费：${l}金币；您的金币：${c.coins}。是否继续？`)){c.coins-=l;c.transactions.push({type:"debit",amount:l,description:`下载资源：${d}`,date:getCurrentTime()});const s=new Blob([JSON.stringify(c)],{type:"application/json"});await client.put(`user/${e}/coin/list.json`,s);p(i,a,r)}}}catch(t){console.error("Error handling coins for download:",t);alert("无法处理您的请求，请稍后重试。")}}else{p(i,a,r)}};const p=(t,e,n)=>{let o=3;const c=document.getElementById(e);const s=c.querySelector(".popup-content");if(client){let t=client.signatureUrl(n,{expires:20,response:{"content-disposition":"attachment"}});const i=t.replace("emberimg.oss-cn-beijing.aliyuncs.com","download.xn--xhq44jb2fzpc.com");const r=()=>{if(o>0){s.textContent=`${o}秒后将开始下载...`;o--;setTimeout(r,1e3)}else{c.style.display="none";window.location.href=i}};c.style.display="block";r()}else{console.error("OSS client is not initialized.")}};document.getElementById(i).addEventListener("click",t)});function getCurrentTime(){const t=new Date;const e=new Date(t.getTime()+8*60*60*1e3);return e.toISOString().replace("T"," ").substring(0,19)}
 </script>
 
 <hr>
diff --git a/resources/公路交通ppt/index.html b/resources/公路交通ppt/index.html
index f2fbfcd..e42e5fa 100644
--- a/resources/公路交通ppt/index.html
+++ b/resources/公路交通ppt/index.html
@@ -467,7 +467,7 @@
     <div class="popup-content">3秒后将开始下载...</div>
 </div>
 <script>
-let client;function getCookie(t){const n=t+"=";const o=document.cookie.split(";");for(let e=0;e<o.length;e++){let t=o[e];while(t.charAt(0)==" ")t=t.substring(1,t.length);if(t.indexOf(n)==0)return t.substring(n.length,t.length)}return null}async function fetchNoCache(t){const e=(new Date).getTime();const n=`${t}?timestamp=${e}`;return fetch(n)}async function f1(){try{const t=await fetchNoCache("https://download.xn--xhq44jb2fzpc.com/upload/json/s.json");const e=await t.json();const n=e.masterKey;const o=CryptoJS.SHA256(n);const c={region:d2(e.encryptedRegion,o),accessKeyId:d2(e.encryptedKeyId,o),accessKeySecret:d2(e.encryptedKeySecret,o),bucket:d2(e.encryptedBucket,o)};client=new OSS(c)}catch(t){console.error("Failed to fetch or decrypt OSS config:",t)}}function d2(t,e){t=t.replace(/\s/g,"");const n=CryptoJS.enc.Base64.parse(t);const o=CryptoJS.lib.WordArray.create(n.words.slice(0,4));const c=CryptoJS.lib.WordArray.create(n.words.slice(4));const s=CryptoJS.AES.decrypt({ciphertext:c},e,{iv:o,mode:CryptoJS.mode.CBC,padding:CryptoJS.pad.Pkcs7});return s.toString(CryptoJS.enc.Utf8)}f1();document.addEventListener("DOMContentLoaded",function(){const i="download-1";const r="resources\/files\/公路交通\/公路交通与汽车驾驶完整版PPT.pdf";const a="popup-"+i;const l= 8 ;const t=async()=>{const t=getCookie("loggedIn");const e=getCookie("userEmail");if(!t){alert("请登录后下载！");window.location.href="/submission";return}if(l>0){const n=`https://download.xn--xhq44jb2fzpc.com/user/${e}/coin/list.json`;try{const o=await fetchNoCache(n);if(!o.ok){alert("您还未激活东币系统，请前往激活！");window.location.href="/submission";return}const c=await o.json();if(c.coins<l){alert(`您的东币数量不够！当前资源要求东币数：${l}；您的东币数：${c.coins}。`);return}else{if(confirm(`当前下载操作花费东币数：${l}；您的东币数：${c.coins}。是否继续？`)){c.coins-=l;c.transactions.push({type:"debit",amount:l,description:"下载资源",date:getCurrentTime()});const s=new Blob([JSON.stringify(c)],{type:"application/json"});await client.put(`user/${e}/coin/list.json`,s);d(i,a,r)}}}catch(t){console.error("Error handling coins for download:",t);alert("无法处理您的请求，请稍后重试。")}}else{d(i,a,r)}};const d=(t,e,n)=>{let o=3;const c=document.getElementById(e);const s=c.querySelector(".popup-content");if(client){let t=client.signatureUrl(n,{expires:20,response:{"content-disposition":"attachment"}});const i=t.replace("emberimg.oss-cn-beijing.aliyuncs.com","download.xn--xhq44jb2fzpc.com");const r=()=>{if(o>0){s.textContent=`${o}秒后将开始下载...`;o--;setTimeout(r,1e3)}else{c.style.display="none";window.location.href=i}};c.style.display="block";r()}else{console.error("OSS client is not initialized.")}};document.getElementById(i).addEventListener("click",t)});function getCurrentTime(){const t=new Date;const e=new Date(t.getTime()+8*60*60*1e3);return e.toISOString().replace("T"," ").substring(0,19)}
+let client;function getCookie(t){const n=t+"=";const o=document.cookie.split(";");for(let e=0;e<o.length;e++){let t=o[e];while(t.charAt(0)==" ")t=t.substring(1,t.length);if(t.indexOf(n)==0)return t.substring(n.length,t.length)}return null}async function fetchNoCache(t){const e=(new Date).getTime();const n=`${t}?timestamp=${e}`;return fetch(n)}async function f1(){try{const t=await fetchNoCache("https://download.xn--xhq44jb2fzpc.com/upload/json/s.json");const e=await t.json();const n=e.masterKey;const o=CryptoJS.SHA256(n);const c={region:d2(e.encryptedRegion,o),accessKeyId:d2(e.encryptedKeyId,o),accessKeySecret:d2(e.encryptedKeySecret,o),bucket:d2(e.encryptedBucket,o)};client=new OSS(c)}catch(t){console.error("Failed to fetch or decrypt OSS config:",t)}}function d2(t,e){t=t.replace(/\s/g,"");const n=CryptoJS.enc.Base64.parse(t);const o=CryptoJS.lib.WordArray.create(n.words.slice(0,4));const c=CryptoJS.lib.WordArray.create(n.words.slice(4));const s=CryptoJS.AES.decrypt({ciphertext:c},e,{iv:o,mode:CryptoJS.mode.CBC,padding:CryptoJS.pad.Pkcs7});return s.toString(CryptoJS.enc.Utf8)}f1();document.addEventListener("DOMContentLoaded",function(){const i="download-1";const r="resources\/files\/公路交通\/公路交通与汽车驾驶完整版PPT.pdf";const a="popup-"+i;const l= 8 ;const d="《公路交通与驾驶技术》完整版PPT";const t=async()=>{const t=getCookie("loggedIn");const e=getCookie("userEmail");if(!t){alert("请登录后下载！");window.location.href="/submission";return}if(l>0){const n=`https://download.xn--xhq44jb2fzpc.com/user/${e}/coin/list.json`;try{const o=await fetchNoCache(n);if(!o.ok){alert("您还未激活金币系统，请前往激活！");window.location.href="/submission";return}const c=await o.json();if(c.coins<l){alert(`您的金币数量不够！当前资源要求金币数：${l}；您的金币数：${c.coins}。`);return}else{if(confirm(`当前下载操作花费：${l}金币；您的金币：${c.coins}。是否继续？`)){c.coins-=l;c.transactions.push({type:"debit",amount:l,description:`下载资源：${d}`,date:getCurrentTime()});const s=new Blob([JSON.stringify(c)],{type:"application/json"});await client.put(`user/${e}/coin/list.json`,s);p(i,a,r)}}}catch(t){console.error("Error handling coins for download:",t);alert("无法处理您的请求，请稍后重试。")}}else{p(i,a,r)}};const p=(t,e,n)=>{let o=3;const c=document.getElementById(e);const s=c.querySelector(".popup-content");if(client){let t=client.signatureUrl(n,{expires:20,response:{"content-disposition":"attachment"}});const i=t.replace("emberimg.oss-cn-beijing.aliyuncs.com","download.xn--xhq44jb2fzpc.com");const r=()=>{if(o>0){s.textContent=`${o}秒后将开始下载...`;o--;setTimeout(r,1e3)}else{c.style.display="none";window.location.href=i}};c.style.display="block";r()}else{console.error("OSS client is not initialized.")}};document.getElementById(i).addEventListener("click",t)});function getCurrentTime(){const t=new Date;const e=new Date(t.getTime()+8*60*60*1e3);return e.toISOString().replace("T"," ").substring(0,19)}
 </script>
 
 <hr>
diff --git a/resources/数值分析课本/index.html b/resources/数值分析课本/index.html
index ba73b7a..7c39eec 100644
--- a/resources/数值分析课本/index.html
+++ b/resources/数值分析课本/index.html
@@ -470,7 +470,7 @@
     <div class="popup-content">3秒后将开始下载...</div>
 </div>
 <script>
-let client;function getCookie(t){const n=t+"=";const o=document.cookie.split(";");for(let e=0;e<o.length;e++){let t=o[e];while(t.charAt(0)==" ")t=t.substring(1,t.length);if(t.indexOf(n)==0)return t.substring(n.length,t.length)}return null}async function fetchNoCache(t){const e=(new Date).getTime();const n=`${t}?timestamp=${e}`;return fetch(n)}async function f1(){try{const t=await fetchNoCache("https://download.xn--xhq44jb2fzpc.com/upload/json/s.json");const e=await t.json();const n=e.masterKey;const o=CryptoJS.SHA256(n);const c={region:d2(e.encryptedRegion,o),accessKeyId:d2(e.encryptedKeyId,o),accessKeySecret:d2(e.encryptedKeySecret,o),bucket:d2(e.encryptedBucket,o)};client=new OSS(c)}catch(t){console.error("Failed to fetch or decrypt OSS config:",t)}}function d2(t,e){t=t.replace(/\s/g,"");const n=CryptoJS.enc.Base64.parse(t);const o=CryptoJS.lib.WordArray.create(n.words.slice(0,4));const c=CryptoJS.lib.WordArray.create(n.words.slice(4));const s=CryptoJS.AES.decrypt({ciphertext:c},e,{iv:o,mode:CryptoJS.mode.CBC,padding:CryptoJS.pad.Pkcs7});return s.toString(CryptoJS.enc.Utf8)}f1();document.addEventListener("DOMContentLoaded",function(){const i="download-1";const r="resources\/files\/数值分析\/《数值分析》（张铁、邵新慧）.pdf";const a="popup-"+i;const l= 10 ;const t=async()=>{const t=getCookie("loggedIn");const e=getCookie("userEmail");if(!t){alert("请登录后下载！");window.location.href="/submission";return}if(l>0){const n=`https://download.xn--xhq44jb2fzpc.com/user/${e}/coin/list.json`;try{const o=await fetchNoCache(n);if(!o.ok){alert("您还未激活东币系统，请前往激活！");window.location.href="/submission";return}const c=await o.json();if(c.coins<l){alert(`您的东币数量不够！当前资源要求东币数：${l}；您的东币数：${c.coins}。`);return}else{if(confirm(`当前下载操作花费东币数：${l}；您的东币数：${c.coins}。是否继续？`)){c.coins-=l;c.transactions.push({type:"debit",amount:l,description:"下载资源",date:getCurrentTime()});const s=new Blob([JSON.stringify(c)],{type:"application/json"});await client.put(`user/${e}/coin/list.json`,s);d(i,a,r)}}}catch(t){console.error("Error handling coins for download:",t);alert("无法处理您的请求，请稍后重试。")}}else{d(i,a,r)}};const d=(t,e,n)=>{let o=3;const c=document.getElementById(e);const s=c.querySelector(".popup-content");if(client){let t=client.signatureUrl(n,{expires:20,response:{"content-disposition":"attachment"}});const i=t.replace("emberimg.oss-cn-beijing.aliyuncs.com","download.xn--xhq44jb2fzpc.com");const r=()=>{if(o>0){s.textContent=`${o}秒后将开始下载...`;o--;setTimeout(r,1e3)}else{c.style.display="none";window.location.href=i}};c.style.display="block";r()}else{console.error("OSS client is not initialized.")}};document.getElementById(i).addEventListener("click",t)});function getCurrentTime(){const t=new Date;const e=new Date(t.getTime()+8*60*60*1e3);return e.toISOString().replace("T"," ").substring(0,19)}
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