diff --git a/cmd/server.go b/cmd/server.go
index 84f8eb0..7ec22f3 100644
--- a/cmd/server.go
+++ b/cmd/server.go
@@ -56,6 +56,7 @@ func run() {
 	engine.LoadHTMLGlob("static/html/*")
 	engine.Static("/static", "./static")
 	engine.Use(tools.Session("gofly"))
+	engine.Use(middleware.CrossSite)
 	//性能监控
 	pprof.Register(engine)
 
diff --git a/middleware/cross.go b/middleware/cross.go
new file mode 100644
index 0000000..953b189
--- /dev/null
+++ b/middleware/cross.go
@@ -0,0 +1,16 @@
+package middleware
+
+import "github.com/gin-gonic/gin"
+
+func CrossSite(c *gin.Context) {
+	c.Writer.Header().Set("Access-Control-Allow-Origin", "*")
+	//服务器支持的所有跨域请求的方法
+	c.Header("Access-Control-Allow-Methods", "POST, GET, OPTIONS, PUT, DELETE,UPDATE")
+	//允许跨域设置可以返回其他子段，可以自定义字段
+	c.Header("Access-Control-Allow-Headers", "Authorization, Content-Length, X-CSRF-Token, Token,session")
+	// 允许浏览器（客户端）可以解析的头部 （重要）
+	c.Header("Access-Control-Expose-Headers", "Content-Length, Access-Control-Allow-Origin, Access-Control-Allow-Headers")
+	//允许客户端传递校验信息比如 cookie (重要)
+	c.Header("Access-Control-Allow-Credentials", "true")
+	c.Next()
+}
diff --git a/static/js/gofly-front.js b/static/js/gofly-front.js
index eff6249..c7e5283 100644
--- a/static/js/gofly-front.js
+++ b/static/js/gofly-front.js
@@ -174,7 +174,10 @@ GOFLY.getNotice=function(){
                         "<span id='launchNoticeClose' class='flyClose'>×</span>" +
                         "</div>";
                     welcomeHtml+="<div id='launchNoticeContent'>"+replaceContent(content.content,_this.GOFLY_URL)+"</div>";
-                    $("#launchButtonNotice").html(welcomeHtml).show();
+
+                    var obj=$("#launchButtonNotice");
+                    obj[0].innerHTML=welcomeHtml;
+                    obj.show();
                     i++;
                     $("#launchIcon").text(i).show();
                 },4000);