diff --git a/cmd/install.go b/cmd/install.go
index ff20d45..3f7629e 100644
--- a/cmd/install.go
+++ b/cmd/install.go
@@ -7,6 +7,7 @@ import (
 	"github.com/taoshihan1991/imaptool/models"
 	"github.com/taoshihan1991/imaptool/tools"
 	"io/ioutil"
+	"log"
 	"os"
 	"strings"
 )
@@ -33,6 +34,11 @@ func install() {
 		if sql == "" {
 			continue
 		}
-		models.Execute(sql)
+		err := models.Execute(sql)
+		if err == nil {
+			log.Println(sql, "\t success!")
+		} else {
+			log.Println(sql, err, "\t failed!")
+		}
 	}
 }
diff --git a/controller/message.go b/controller/message.go
index 82710d6..dd48210 100644
--- a/controller/message.go
+++ b/controller/message.go
@@ -153,33 +153,14 @@ func SendMessageV2(c *gin.Context) {
 		})
 		return
 	}
-	kefus, ok := ws.KefuList[kefuInfo.Name]
-	if !ok || len(kefus) == 0 {
-		log.Println("客服不在线,发送邮件通知")
-		go SendNoticeEmail(content+vistorInfo.Name, content)
-	}
+
 	models.CreateMessage(kefuInfo.Name, vistorInfo.VisitorId, content, cType)
 	var msg TypeMessage
 	if cType == "kefu" {
 		guest, ok := ws.ClientList[vistorInfo.VisitorId]
 
 		if guest != nil && ok {
-			conn := guest.Conn
-
-			msg = TypeMessage{
-				Type: "message",
-				Data: ws.ClientMessage{
-					Name:    kefuInfo.Nickname,
-					Avator:  kefuInfo.Avator,
-					Id:      kefuInfo.Name,
-					Time:    time.Now().Format("2006-01-02 15:04:05"),
-					ToId:    vistorInfo.VisitorId,
-					Content: content,
-					IsKefu:  "no",
-				},
-			}
-			str, _ := json.Marshal(msg)
-			conn.WriteMessage(websocket.TextMessage, str)
+			ws.VisitorMessage(vistorInfo.VisitorId, content, kefuInfo)
 		}
 
 		msg = TypeMessage{
@@ -228,6 +209,17 @@ func SendMessageV2(c *gin.Context) {
 		"msg":    "ok",
 		"result": msg,
 	})
+	kefus, ok := ws.KefuList[kefuInfo.Name]
+	if !ok || len(kefus) == 0 {
+		log.Println("客服不在线,发送邮件通知")
+		go SendNoticeEmail(content+"|"+vistorInfo.Name, content)
+		go func() {
+			time.Sleep(1 * time.Second)
+			content = "我暂时离线，留言已转发到我的邮箱，稍后回复~"
+			ws.VisitorMessage(vistorInfo.VisitorId, content, kefuInfo)
+			models.CreateMessage(kefuInfo.Name, vistorInfo.VisitorId, content, "kefu")
+		}()
+	}
 }
 func SendVisitorNotice(c *gin.Context) {
 	notice := c.Query("msg")
diff --git a/models/models.go b/models/models.go
index eb92f23..13c9339 100644
--- a/models/models.go
+++ b/models/models.go
@@ -33,8 +33,9 @@ func init() {
 
 	InitConfig()
 }
-func Execute(sql string) {
+func Execute(sql string) error {
 	DB.Exec(sql)
+	return DB.Error
 }
 func CloseDB() {
 	defer DB.Close()
diff --git a/static/images/12.jpg b/static/images/12.jpg
index 504cb25..58dbdb0 100644
Binary files a/static/images/12.jpg and b/static/images/12.jpg differ
diff --git a/static/images/4.jpg b/static/images/4.jpg
index 58dbdb0..504cb25 100644
Binary files a/static/images/4.jpg and b/static/images/4.jpg differ
diff --git a/ws/visitor.go b/ws/visitor.go
index 4a700d7..4a2a1aa 100644
--- a/ws/visitor.go
+++ b/ws/visitor.go
@@ -6,6 +6,7 @@ import (
 	"github.com/gorilla/websocket"
 	"github.com/taoshihan1991/imaptool/models"
 	"log"
+	"time"
 )
 
 func NewVisitorServer(c *gin.Context) {
@@ -121,3 +122,20 @@ func VisitorNotice(visitorId string, notice string) {
 	visitor := ClientList[visitorId]
 	visitor.Conn.WriteMessage(websocket.TextMessage, str)
 }
+func VisitorMessage(visitorId, content string, kefuInfo models.User) {
+	msg := TypeMessage{
+		Type: "message",
+		Data: ClientMessage{
+			Name:    kefuInfo.Nickname,
+			Avator:  kefuInfo.Avator,
+			Id:      kefuInfo.Name,
+			Time:    time.Now().Format("2006-01-02 15:04:05"),
+			ToId:    visitorId,
+			Content: content,
+			IsKefu:  "no",
+		},
+	}
+	str, _ := json.Marshal(msg)
+	visitor := ClientList[visitorId]
+	visitor.Conn.WriteMessage(websocket.TextMessage, str)
+}