diff --git a/contact-center/app/src/main/java/com/chatopera/cc/config/CSKeFuWebAppConfigurer.java b/contact-center/app/src/main/java/com/chatopera/cc/config/CSKeFuWebAppConfigurer.java
index 50962bcb..6e2b171d 100644
--- a/contact-center/app/src/main/java/com/chatopera/cc/config/CSKeFuWebAppConfigurer.java
+++ b/contact-center/app/src/main/java/com/chatopera/cc/config/CSKeFuWebAppConfigurer.java
@@ -21,23 +21,21 @@ import com.chatopera.cc.interceptor.LogIntercreptorHandler;
 import com.chatopera.cc.interceptor.UserExperiencePlanInterceptorHandler;
 import com.chatopera.cc.interceptor.UserInterceptorHandler;
 import org.springframework.context.annotation.Configuration;
-import org.springframework.web.servlet.config.annotation.CorsRegistry;
-import org.springframework.web.servlet.config.annotation.InterceptorRegistry;
-import org.springframework.web.servlet.config.annotation.ResourceHandlerRegistry;
-import org.springframework.web.servlet.config.annotation.WebMvcConfigurerAdapter;
+import org.springframework.web.servlet.config.annotation.*;
 
 @Configuration
 public class CSKeFuWebAppConfigurer
         extends WebMvcConfigurerAdapter {
 
-    @Override
-    public void addResourceHandlers(ResourceHandlerRegistry registry) {
-
-    }
 
+    /**
+     * https://www.baeldung.com/spring-cors
+     * @param registry
+     */
     @Override
     public void addCorsMappings(CorsRegistry registry) {
-        registry.addMapping("/**");
+        // enables CORS requests from any origin to any endpoint in the application.
+        registry.addMapping("/**").allowedOrigins("*");
     }
 
     @Override
diff --git a/contact-center/app/src/main/java/com/chatopera/cc/interceptor/CrossInterceptorHandler.java b/contact-center/app/src/main/java/com/chatopera/cc/interceptor/CrossInterceptorHandler.java
index b37d19c0..0f8a2fa5 100644
--- a/contact-center/app/src/main/java/com/chatopera/cc/interceptor/CrossInterceptorHandler.java
+++ b/contact-center/app/src/main/java/com/chatopera/cc/interceptor/CrossInterceptorHandler.java
@@ -29,16 +29,16 @@ import javax.servlet.http.HttpServletResponse;
 public class CrossInterceptorHandler extends HandlerInterceptorAdapter {
     private final static Logger logger = LoggerFactory.getLogger(CrossInterceptorHandler.class);
 
-    public boolean preHandle(HttpServletRequest request, HttpServletResponse response, Object handler)
-            throws Exception {
-        response.setHeader("Access-Control-Allow-Origin", "*");
-        response.setHeader("Access-Control-Allow-Methods", "POST, GET, OPTIONS, DELETE, PUT");
-        response.setHeader("Access-Control-Max-Age", "3600");
-        response.setHeader("Access-Control-Allow-Headers", "x-requested-with,accept,authorization,content-type");
-        response.setHeader("Access-Control-Allow-Credentials", "true");
-//        response.setHeader("X-Frame-Options", "SAMEORIGIN");
-        return true;
-    }
+//    public boolean preHandle(HttpServletRequest request, HttpServletResponse response, Object handler)
+//            throws Exception {
+//        response.setHeader("Access-Control-Allow-Origin", "*");
+//        response.setHeader("Access-Control-Allow-Methods", "POST, GET, OPTIONS, DELETE, PUT");
+//        response.setHeader("Access-Control-Max-Age", "3600");
+//        response.setHeader("Access-Control-Allow-Headers", "x-requested-with,accept,authorization,content-type");
+//        response.setHeader("Access-Control-Allow-Credentials", "true");
+////        response.setHeader("X-Frame-Options", "SAMEORIGIN");
+//        return true;
+//    }
 
     @Override
     public void postHandle(HttpServletRequest arg0, HttpServletResponse response, Object arg2,
diff --git a/contact-center/app/src/main/resources/templates/apps/im/chatbot/index.pug b/contact-center/app/src/main/resources/templates/apps/im/chatbot/index.pug
index 8b829bda..743c1a53 100644
--- a/contact-center/app/src/main/resources/templates/apps/im/chatbot/index.pug
+++ b/contact-center/app/src/main/resources/templates/apps/im/chatbot/index.pug
@@ -107,22 +107,14 @@ html
                                 sendMessage();
                             });
                         } else {
-                            var kindEditorIframe = $("iframe").contents().find("body");
-                            kindEditorIframe.keydown(function (event) {
-                                if (event.keyCode == 13 && !event.ctrlKey) {
-                                    self.sync();
-                                    sendMessage();
-                                    return false;
-                                } else if (event.keyCode == 13 && event.ctrlKey) {
-                                    editor.insertHtml('<br/>');
-                                }
-                            });
-                            //Ctrl+Enter提交表单
+                            // Ctrl+Enter 提交表单
                             K.ctrl(document, 13, function () {
-                                editor.insertHtml('<br/>');
+                                self.sync();
+                                sendMessage();
                             });
                             K.ctrl(self.edit.doc, 13, function () {
-                                editor.insertHtml('<br/>');
+                                self.sync();
+                                sendMessage();
                             });
                         }
                     }
diff --git a/contact-center/app/src/main/resources/templates/apps/im/index.pug b/contact-center/app/src/main/resources/templates/apps/im/index.pug
index 124eb0fd..b52e2d5d 100644
--- a/contact-center/app/src/main/resources/templates/apps/im/index.pug
+++ b/contact-center/app/src/main/resources/templates/apps/im/index.pug
@@ -64,7 +64,6 @@ html
                         br: []
                     },
                     afterChange: function () {
-
                         var message = document.getElementById('message').value;
                         var imgReg = /<img.*?(?:>|\/>)/gi;
                         var imgnumber = 0;
@@ -119,22 +118,15 @@ html
                                 sendMessage();
                             });
                         } else {
-                            var kindEditorIframe = $("iframe").contents().find("body");
-                            kindEditorIframe.keydown(function (event) {
-                                if (event.keyCode == 13 && !event.ctrlKey) {
-                                    self.sync();
-                                    sendMessage();
-                                    return false;
-                                } else if (event.keyCode == 13 && event.ctrlKey) {
-                                    editor.insertHtml('<br/>');
-                                }
-                            });
-                            //Ctrl+Enter提交表单
+                            // Ctrl+Enter 提交表单
                             K.ctrl(document, 13, function () {
-                                editor.insertHtml('<br/>');
+                                self.sync();
+                                sendMessage();
                             });
+                            // Ctrl+Enter 提交表单
                             K.ctrl(self.edit.doc, 13, function () {
-                                editor.insertHtml('<br/>');
+                                self.sync();
+                                sendMessage();
                             });
                         }
                     }