diff --git a/导航页切换分类.js b/导航页切换分类.js
new file mode 100644
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+++ b/导航页切换分类.js
@@ -0,0 +1,45 @@
+// ==UserScript==
+// @name         导航页切换分类
+// @namespace    http://tampermonkey.net/
+// @version      1.0
+// @description  导航页切换分类
+// @author       8ga
+// @match        https://nav.jkwlstv.cn/*
+// @grant        none
+// @run-at       document-idle
+// ==/UserScript==
+
+(function () {
+    'use strict';
+
+    window.addEventListener('load', function () {
+        setTimeout(init, 1500);
+        function init() {
+            const search_bar = document.querySelector("#search-bar");
+            if (search_bar) {
+                search_bar.style.display = 'none';
+            }
+            const spans = Array.from(document.querySelectorAll(".select-tag"));
+            if (spans.length === 0) {
+                console.warn("未找到匹配的 span 元素");
+                return;
+            }
+            let currentIndex = 0;
+            document.addEventListener('keydown', function (e) {
+                if (e.key === 'Tab' || e.keyCode === 9) {
+                    e.preventDefault(); // 阻止默认 Tab 行为
+
+                    // 更新索引
+                    currentIndex = (currentIndex + 1) % spans.length;
+
+                    // 触发点击
+                    const targetSpan = spans[currentIndex];
+                    if (targetSpan) {
+                        targetSpan.click();
+                        console.log(`已点击第 ${currentIndex} 个 span`);
+                    }
+                }
+            });
+        }
+    });
+})();
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