diff --git a/web/ytlist.html b/web/ytlist.html
index 493efac..2b8bd8b 100644
--- a/web/ytlist.html
+++ b/web/ytlist.html
@@ -4,11 +4,10 @@
         <link rel="stylesheet" href="/ytlist/ytlist.css" />
     </head>
     <body>
-        <script src='/ytlist/sql-wasm.js'></script>
-        <script src='/ytlist/ytlist.js'></script>
         <div id="search_box">
             leave blank for seaching all<br>
             query: <input id="search_in"></input><br>
+            show thumbnails: <input type="checkbox" id="gen_thumb_check" name="gen_thumb_check" checked></input><br>
             category
             <div id="category_box">
                 <input type="radio" name="category_choice" value="ALL" checked> ALL<br>
@@ -20,5 +19,7 @@
             <button onclick="search()">search</button><br>
         </div>
         <div id="the_box"></div>
+        <script src='/ytlist/sql-wasm.js'></script>
+        <script src='/ytlist/ytlist.js'></script>
     </body>
 </html>
diff --git a/web/ytlist/ytlist.js b/web/ytlist/ytlist.js
index 2f13a79..9354b02 100644
--- a/web/ytlist/ytlist.js
+++ b/web/ytlist/ytlist.js
@@ -1,34 +1,43 @@
 let db_file="youtube_stuffs.db"
+let gen_thumb=true
 
 function insert_item(item,imgurl){
+    let imgtag="<br><br>"
+    if(imgurl){
+        imgtag=`<img src="${imgurl}"></img>`
+    }
     the_box.innerHTML+=`<div>
         <a href="https://youtube.com/watch?v=${item[2]}" target="_BLANK">
         <span class="video-title">${item[0]}: ${item[1]}</span>
         <span class="video-channelname">${item[3]}</span>
         <br>
-        <img src="${imgurl}"></img>
+        ${imgtag}
         </a>
         </div>`
 }
 
 function get_item(item){
-    fetch(`/ytlist/thumbnails/${item[2]}.webp`,
-        { method: "HEAD" }
-    ).then((res) => {
-        if (res.ok) {
-            insert_item(item,res.url);
-        } else {
-            fetch(`/ytlist/thumbnails/${item[2]}.jpg`,
-                { method: "HEAD" }
-            ).then((res) => {
-                if (res.ok) {
-                    insert_item(item,res.url);
-                } else {
-                    insert_item(item,null);
-                }
-            });
-        }
-    });
+    if(gen_thumb==true){
+        fetch(`/ytlist/thumbnails/${item[2]}.webp`,
+            { method: "HEAD" }
+        ).then((res) => {
+            if (res.ok) {
+                insert_item(item,res.url);
+            } else {
+                fetch(`/ytlist/thumbnails/${item[2]}.jpg`,
+                    { method: "HEAD" }
+                ).then((res) => {
+                    if (res.ok) {
+                        insert_item(item,res.url);
+                    } else {
+                        insert_item(item,null);
+                    }
+                });
+            }
+        });
+    } else {
+        insert_item(item,null)
+    }
 }
 
 async function search(){
@@ -54,6 +63,7 @@ async function search(){
     let res = db.exec(query);
 
     the_box.innerHTML="";
+    gen_thumb=gen_thumb_check.checked
     res[0].values.forEach(item=>{get_item(item)});
 }
 
