Create script.js

script.js

@@ -0,0 +1,18 @@
+let currentPage = 1;
+showPage(currentPage);
+
+function showPage(page) {
+    const pages = document.querySelectorAll('.page');
+    pages.forEach(p => p.classList.remove('active')); // 隐藏所有页面
+    document.getElementById(`page${page}`).classList.add('active'); // 显示当前页面
+}
+
+function nextPage(page) {
+    currentPage = page;
+    showPage(currentPage);
+}
+
+function prevPage(page) {
+    currentPage = page;
+    showPage(currentPage);
+}