diff --git a/iframeschemehandler.cpp b/iframeschemehandler.cpp
index 8a6a79fd..fa98ffb5 100644
--- a/iframeschemehandler.cpp
+++ b/iframeschemehandler.cpp
@@ -46,9 +46,9 @@ void IframeSchemeHandler::requestStarted(QWebEngineUrlRequestJob *requestJob)
     
     QString baseTagHtml = "<base href=\"" + base + "\">";
 
-    QString depressionFocus =
-      QStringLiteral( "<script type=\"application/javascript\">HTMLElement.prototype.focus=function(){console.log(\".focus has been depressed \");}</script>"
-                      "<script type=\"text/javascript\" src=\"qrc:///scripts/iframeResizer.contentWindow.min.js\"></script>");
+    QString depressionFocus ="<script type=\"application/javascript\"> HTMLElement.prototype.focus=function(){console.log(\"focus() has been disabled.\");}</script>"
+                      "<script type=\"text/javascript\" src=\"qrc:///scripts/iframeResizer.contentWindow.min.js\"></script>"
+                      "<script type=\"text/javascript\" src=\"qrc:///scripts/iframe-defer.js\"></script>";
     
     // remove existed base tag
     articleString.remove( baseTag ) ;
diff --git a/scripts.qrc b/scripts.qrc
index 66bec116..9ceb592f 100644
--- a/scripts.qrc
+++ b/scripts.qrc
@@ -5,5 +5,6 @@
         <file>scripts/gd-builtin.js</file>
         <file>scripts/gd-custom.js</file>
         <file>scripts/jquery-3.6.0.slim.min.js</file>
+        <file>scripts/iframe-defer.js</file>
     </qresource>
 </RCC>
diff --git a/scripts/gd-custom.js b/scripts/gd-custom.js
index 2d704864..087e0ac6 100644
--- a/scripts/gd-custom.js
+++ b/scripts/gd-custom.js
@@ -49,7 +49,7 @@
         });
 
         //monitor iframe height.
-        $('iframe').iFrameResize({ checkOrigin:false,maxHeight :800,scrolling:true,warningTimeout:0,minHeight :250,log:true});
+        $('iframe').iFrameResize({ checkOrigin:false,maxHeight :800,scrolling:true,warningTimeout:0,minHeight :250,log:true,autoResize:false});
     });
 })($_$);
 
diff --git a/scripts/iframe-defer.js b/scripts/iframe-defer.js
new file mode 100644
index 00000000..c73c73bb
--- /dev/null
+++ b/scripts/iframe-defer.js
@@ -0,0 +1,13 @@
+setInterval(function () {
+    //in some cases ,the website in iframe will load result after document has been loaded. the height will continue to change.
+    const body = document.body;
+    const html = document.documentElement;
+
+    const height = Math.max(body.scrollHeight, body.offsetHeight,
+    html.clientHeight, html.scrollHeight, html.offsetHeight);
+
+    if ('parentIFrame' in window) {
+        console.log("iframe set height to " + height);
+        parentIFrame.size(height); 
+    }
+}, 500);
\ No newline at end of file