diff --git a/inc/api.php b/inc/api.php
index a640a08..11e5ee9 100644
--- a/inc/api.php
+++ b/inc/api.php
@@ -402,7 +402,7 @@ function get_qq_avatar(){
     $encrypted=$_GET["qq"];
     if(isset($encrypted)){
         $iv = str_repeat($sakura_privkey, 2);
-        $encrypted = urldecode(base64_decode($encrypted));
+        $encrypted = base64_decode(urldecode($encrypted));
         $qq_number = openssl_decrypt($encrypted, 'aes-128-cbc', $sakura_privkey, 0, $iv);
         preg_match('/^\d{3,}$/', $qq_number, $matches);
         $imgurl='https://q2.qlogo.cn/headimg_dl?dst_uin='.$matches[0].'&spec=100';
diff --git a/js/sakura-app.js b/js/sakura-app.js
index b581098..97697e1 100644
--- a/js/sakura-app.js
+++ b/js/sakura-app.js
@@ -5,6 +5,7 @@
  * @date 2019.8.3
  */
 mashiro_global.variables = new function () {
+    this.has_hls = false;
     this.skinSecter = true;
 }
 mashiro_global.ini = new function () {
@@ -523,25 +524,34 @@ function killCoverVideo() {
     }
 }
 
+function loadHls(){
+    var video = addComment.I('coverVideo');
+    var video_src = $('#coverVideo').attr('data-src');
+    if (Hls.isSupported()) {
+        var hls = new Hls();
+        hls.loadSource(video_src);
+        hls.attachMedia(video);
+        hls.on(Hls.Events.MANIFEST_PARSED, function () {
+            video.play();
+        });
+    } else if (video.canPlayType('application/vnd.apple.mpegurl')) {
+        video.src = video_src;
+        video.addEventListener('loadedmetadata', function () {
+            video.play();
+        });
+    }
+}
+
 function coverVideoIni() {
     if ($('video').hasClass('hls')) {
-        $.getScript("https://cdn.jsdelivr.net/gh/mashirozx/Sakura@3.3.3/cdn/js/src/16.hls.js", function(){
-            var video = addComment.I('coverVideo');
-            var video_src = $('#coverVideo').attr('data-src');
-            if (Hls.isSupported()) {
-                var hls = new Hls();
-                hls.loadSource(video_src);
-                hls.attachMedia(video);
-                hls.on(Hls.Events.MANIFEST_PARSED, function () {
-                    video.play();
-                });
-            } else if (video.canPlayType('application/vnd.apple.mpegurl')) {
-                video.src = video_src;
-                video.addEventListener('loadedmetadata', function () {
-                    video.play();
-                });
-            }
-          });
+        if (mashiro_global.variables.has_hls){
+            loadHls();
+        }else{
+            $.getScript("https://cdn.jsdelivr.net/gh/mashirozx/Sakura@3.3.3/cdn/js/src/16.hls.js", function(){
+                loadHls();
+                mashiro_global.variables.has_hls = true;
+              });
+        }
         //console.info('ini:coverVideoIni()');
     }
 }