diff --git a/single-html/loader-and-starter.js b/single-html/loader-and-starter.js
index a39a0cf..f7bb3f6 100644
--- a/single-html/loader-and-starter.js
+++ b/single-html/loader-and-starter.js
@@ -18,6 +18,8 @@ window.unmuteAudio = function() {
     cc.audioEngine.resumeAll()
 }
 
+window.registerLoad = false;
+
 console.log("entry file loaded")
 
 function b64ToUint6(nChr) {
@@ -69,7 +71,11 @@ function loadJson(item, _, callback) {
 
 var assetMap = window.assetMap;
 
-setTimeout(() => {
+var registerInterval = setInterval(() => {
+    if (window.cc == undefined) {
+        return;
+    }
+    clearInterval(registerInterval);
     cc.assetManager.downloader.register({
         "bundle": function (item, _, callback) {
             var bundleJsKey = Object.keys(assetMap).find(key => key.includes(item + "/index") && key.endsWith(".js"))
@@ -79,12 +85,12 @@ setTimeout(() => {
             loadJs(bundleJsKey, _, (a1, data) => {
                 console.log("bundle js loaded:", bundleJsKey)
             })
-    
+
             var bundleJsonKey = Object.keys(assetMap).find(key => key.includes(item + "/config") && key.endsWith(".json"))
             if (!bundleJsonKey) {
                 console.error(`bundle ${item} not found`)
             }
-            loadJson(bundleJsonKey, _, (a1, data) => 
+            loadJson(bundleJsonKey, _, (a1, data) =>
             {
                 var completeData = data;
                 completeData.base = "assets/" + item + "/"
@@ -126,7 +132,8 @@ setTimeout(() => {
             )
         },
     })
-}, 10);
+    window.registerLoad = true;
+}, 16);
 
 
 window.base122ToArrayBuffer = (e) => { const n = [0, 10, 13, 34, 38, 92], r = new Uint8Array(1.75 * e.length | 0); let t = 0, o = 0, f = 0; function s(e) { o |= (e <<= 1) >>> f, f += 7, f >= 8 && (r[t++] = o, f -= 8, o = e << 7 - f & 255) } for (let r = 0; r < e.length; r++) { const t = e.charCodeAt(r); if (t > 127) { const e = t >>> 8 & 7; 7 !== e && s(n[e]), s(127 & t) } else s(t) } return new Uint8Array(r.buffer, 0, t) }