diff --git a/app/theme/twentyfifteen/twentyfifteen.go b/app/theme/twentyfifteen/twentyfifteen.go
index 7fc240b..a10bf56 100644
--- a/app/theme/twentyfifteen/twentyfifteen.go
+++ b/app/theme/twentyfifteen/twentyfifteen.go
@@ -23,7 +23,11 @@ func configs(h *wp.Handle) {
 	})
 	wp.InitPipe(h)
 	h.PushHandler(constraints.PipeMiddleware, constraints.Home,
-		wp.NewHandleFn(widget.CheckCategory, 100, "widget.CheckCategory"))
+		wp.NewHandleFn(widget.CheckCategory, 100, "widget.CheckCategory"),
+	)
+	h.PushHandler(constraints.PipeMiddleware, constraints.Detail,
+		wp.NewHandleFn(wp.ShowPreComment, 100, "wp.ShowPreComment"),
+	)
 
 	h.Index.SetPageEle(plugins.TwentyFifteenPagination())
 	h.PushCacheGroupHeadScript(constraints.AllScene, "CalCustomBackGround", 10.005, CalCustomBackGround)
diff --git a/app/theme/twentyseventeen/twentyseventeen.go b/app/theme/twentyseventeen/twentyseventeen.go
index 249285b..f37d6e8 100644
--- a/app/theme/twentyseventeen/twentyseventeen.go
+++ b/app/theme/twentyseventeen/twentyseventeen.go
@@ -38,6 +38,9 @@ func configs(h *wp.Handle) {
 	wp.InitPipe(h)
 	h.PushHandler(constraints.PipeMiddleware, constraints.Home,
 		wp.NewHandleFn(widget.CheckCategory, 100.006, "widget.CheckCategory"))
+	h.PushHandler(constraints.PipeMiddleware, constraints.Detail,
+		wp.NewHandleFn(wp.ShowPreComment, 100, "wp.ShowPreComment"),
+	)
 	h.AddActionFilter("bodyClass", calClass)
 	h.PushCacheGroupHeadScript(constraints.AllScene, "colorScheme-customHeader", 10, colorScheme, customHeader)
 	components.WidgetArea(h)
diff --git a/app/theme/wp/detail.go b/app/theme/wp/detail.go
index 35356f4..693a8dc 100644
--- a/app/theme/wp/detail.go
+++ b/app/theme/wp/detail.go
@@ -11,6 +11,7 @@ import (
 	"github.com/fthvgb1/wp-go/app/plugins/wpposts"
 	"github.com/fthvgb1/wp-go/app/wpconfig"
 	str "github.com/fthvgb1/wp-go/helper/strings"
+	"net/http"
 )
 
 type DetailHandle struct {
@@ -35,6 +36,16 @@ func (d *DetailHandle) BuildDetailData() (err error) {
 	return
 }
 
+func ShowPreComment(h *Handle) {
+	v, ok := cache.NewCommentCache().Get(h.C, h.C.Request.URL.RawQuery)
+	if ok {
+		h.C.Writer.Header().Set("Content-Type", "text/html; charset=utf-8")
+		h.C.Writer.WriteHeader(http.StatusOK)
+		_, _ = h.C.Writer.Write([]byte(v))
+		h.Abort()
+	}
+}
+
 func (d *DetailHandle) CheckAndGetPost() (err error) {
 	id := str.ToInteger[uint64](d.C.Param("id"), 0)
 	maxId, err := cache.GetMaxPostId(d.C)