diff --git a/base/web/render.go b/base/web/render.go
index 372d9635..ede3f458 100644
--- a/base/web/render.go
+++ b/base/web/render.go
@@ -74,6 +74,7 @@ func Render(msg *ice.Message, cmd string, args ...ice.Any) {
 		} {
 			msg.Set(k)
 		}
+		msg.Debug("what %v %v", cmd, args)
 
 		if cmd != "" && cmd != ice.RENDER_RAW { // [str [arg...]]
 			msg.Echo(kit.Format(cmd, args...))
diff --git a/core/wiki/audio.go b/core/wiki/audio.go
index ee3f73a5..96ab287c 100644
--- a/core/wiki/audio.go
+++ b/core/wiki/audio.go
@@ -9,7 +9,7 @@ const AUDIO = "audio"
 
 func init() {
 	Index.MergeCommands(ice.Commands{
-		AUDIO: {Name: "audio url", Help: "音频", Actions: WordAction(
+		AUDIO: {Name: "audio url run", Help: "音频", Actions: WordAction(
 			`<audio {{.OptionTemplate}} title="{{.Option "text"}}" src="{{.Option "text"}}" controls></audio>`, nfs.PATH, ice.USR_LOCAL_IMAGE,
 		), Hand: func(m *ice.Message, arg ...string) { _image_show(m, arg[0], arg[1:]...) }},
 	})
diff --git a/core/wiki/brief.go b/core/wiki/brief.go
index 52acaaa3..8ff386f7 100644
--- a/core/wiki/brief.go
+++ b/core/wiki/brief.go
@@ -8,7 +8,7 @@ const BRIEF = "brief"
 
 func init() {
 	Index.MergeCommands(ice.Commands{
-		BRIEF: {Name: "brief text", Help: "摘要", Actions: WordAction(
+		BRIEF: {Name: "brief text run", Help: "摘要", Actions: WordAction(
 			`<p {{.OptionTemplate}}>{{.Option "text"}}</p>`,
 		), Hand: func(m *ice.Message, arg ...string) { _wiki_template(m, "", arg[0], arg[1:]...) }},
 	})
diff --git a/core/wiki/chart.go b/core/wiki/chart.go
index ac60ff6c..32d4765d 100644
--- a/core/wiki/chart.go
+++ b/core/wiki/chart.go
@@ -12,12 +12,8 @@ type Item struct {
 	args []ice.Any
 }
 
-func NewItem(list []string, args ...ice.Any) *Item {
-	return &Item{list, args}
-}
-func (item *Item) Echo(str string, arg ...ice.Any) *Item {
-	item.list = append(item.list, kit.Format(str, arg...))
-	return item
+func NewItem(str string, args ...ice.Any) *Item {
+	return &Item{[]string{str}, args}
 }
 func (item *Item) Push(str string, arg ice.Any) *Item {
 	switch arg := arg.(type) {
@@ -33,6 +29,10 @@ func (item *Item) Push(str string, arg ice.Any) *Item {
 	item.list, item.args = append(item.list, str), append(item.args, arg)
 	return item
 }
+func (item *Item) Echo(str string, arg ...ice.Any) *Item {
+	item.list = append(item.list, kit.Format(str, arg...))
+	return item
+}
 func (item *Item) Dump(m *ice.Message) *ice.Message {
 	return m.Echo(kit.Join(item.list, ice.SP), item.args...).Echo(ice.NL)
 }
@@ -57,14 +57,14 @@ func (g *Group) Option(group string, key string, arg ...ice.Any) string {
 func (g *Group) Get(group string) *ice.Message { return g.list[group] }
 
 func (g *Group) Join(arg ...string) string {
-	args := []string{}
+	res := []string{}
 	for i := 0; i < len(arg)-1; i += 2 {
 		if arg[i] == "" {
 			continue
 		}
-		args = append(args, kit.Format(`%s="%s"`, arg[i], arg[i+1]))
+		res = append(res, kit.Format(`%s="%s"`, arg[i], arg[i+1]))
 	}
-	return kit.Join(args, ice.SP)
+	return kit.Join(res, ice.SP)
 }
 func (g *Group) Echo(group string, str string, arg ...ice.Any) *ice.Message {
 	return g.Get(group).Echo(str, arg...)
@@ -102,7 +102,7 @@ func (g *Group) EchoArrowLine(group string, x1, y1, x2, y2 int, arg ...string) *
 	return g.Echo(group, "<line x1=%d y1=%d x2=%d y2=%d marker-end='url(#%s)'></line>", x1, y1, x2, y2, kit.Select("arrowhead", arg, 0))
 }
 func (g *Group) Dump(m *ice.Message, group string, arg ...string) *Group {
-	item := NewItem([]string{"<g name=%s"}, group)
+	item := NewItem("<g name=%s", group)
 	for _, k := range kit.Simple(STROKE_DASHARRAY, STROKE_WIDTH, STROKE, FILL, FONT_SIZE, FONT_FAMILY, arg) {
 		v := m.Option(kit.Keys(group, k))
 		switch k {
diff --git a/core/wiki/chart/block.go b/core/wiki/chart/block.go
index 5d463604..293fd4aa 100644
--- a/core/wiki/chart/block.go
+++ b/core/wiki/chart/block.go
@@ -60,10 +60,10 @@ func (b *Block) Data(m *ice.Message, meta ice.Any) wiki.Chart {
 func (b *Block) Draw(m *ice.Message, x, y int) wiki.Chart {
 	float := kit.Int(kit.Select("2", "7", strings.Contains(m.Option(ice.MSG_USERUA), "iPhone")))
 	if m.Option(HIDE_BLOCK) != ice.TRUE {
-		item := wiki.NewItem([]string{`<rect height="%d" width="%d" rx="4" ry="4" x="%d" y="%d"`}, b.GetHeight(), b.GetWidth(), x+b.MarginX/2, y+b.MarginY/2)
+		item := wiki.NewItem(`<rect height="%d" width="%d" rx="4" ry="4" x="%d" y="%d"`, b.GetHeight(), b.GetWidth(), x+b.MarginX/2, y+b.MarginY/2)
 		item.Push(`fill="%s"`, b.BackGround).Push(`%v`, b.RectData).Echo("/>").Dump(m)
 	}
-	item := wiki.NewItem([]string{`<text x="%d" y="%d"`}, x+b.GetWidths()/2, y+b.GetHeights()/2+float)
+	item := wiki.NewItem(`<text x="%d" y="%d"`, x+b.GetWidths()/2, y+b.GetHeights()/2+float)
 	item.Push(`fill="%s"`, kit.Select(m.Option(wiki.STROKE), b.FontColor))
 	item.Push(`stroke-width="%d"`, 1)
 	item.Push(`stroke="%s"`, b.FontColor).Push(`fill="%s"`, b.FontColor).Push("%v", b.TextData).Push(`>%v</text>`, b.Text).Dump(m)
diff --git a/render.go b/render.go
index 3641a19a..0c172fd8 100644
--- a/render.go
+++ b/render.go
@@ -47,9 +47,6 @@ func Render(m *Message, cmd string, args ...Any) string {
 }
 
 func (m *Message) Render(cmd string, args ...Any) *Message {
-	m.Optionv(MSG_OUTPUT, cmd)
-	m.Optionv(MSG_ARGS, args)
-
 	switch cmd {
 	case RENDER_TEMPLATE: // text [data]
 		if len(args) == 1 {
@@ -58,7 +55,11 @@ func (m *Message) Render(cmd string, args ...Any) *Message {
 		if res, err := kit.Render(args[0].(string), args[1]); m.Assert(err) {
 			m.Echo(string(res))
 		}
+		return m
 	}
+	m.Optionv(MSG_OUTPUT, cmd)
+	m.Optionv(MSG_ARGS, args)
+
 	return m
 }
 func (m *Message) RenderTemplate(args ...Any) *Message {
@@ -83,7 +84,7 @@ func (m *Message) RenderRedirect(args ...Any) *Message {
 	return m.Render(RENDER_REDIRECT, args...)
 }
 func (m *Message) RenderDownload(args ...Any) *Message {
-	
+
 	m.Debug("what %v", kit.Format(args))
 	return m.Render(RENDER_DOWNLOAD, args...)
 }