diff --git a/base/aaa/offer.go b/base/aaa/offer.go
index c999af75..468589a8 100644
--- a/base/aaa/offer.go
+++ b/base/aaa/offer.go
@@ -1,6 +1,8 @@
 package aaa
 
 import (
+	"strings"
+
 	ice "shylinux.com/x/icebergs"
 	"shylinux.com/x/icebergs/base/mdb"
 	kit "shylinux.com/x/toolkits"
@@ -14,12 +16,19 @@ const APPLY = "apply"
 const OFFER = "offer"
 
 func init() {
+	const (
+		SUBJECT_HTML = "subject.html"
+		CONTENT_HTML = "content.html"
+	)
 	Index.MergeCommands(ice.Commands{
 		OFFER: {Help: "邀请", Role: VOID, Actions: ice.MergeActions(ice.Actions{
 			mdb.CREATE: {Name: "create email*='shy@shylinux.com' subject content", Help: "邀请", Hand: func(m *ice.Message, arg ...string) {
 				h := mdb.HashCreate(m.Spawn(), m.OptionSimple(EMAIL, SUBJECT, CONTENT), INVITE, m.Option(ice.MSG_USERNAME), mdb.STATUS, INVITE)
-				m.Cmd(EMAIL, SEND, mdb.Config(m, EMAIL), m.Option(EMAIL), "", m.OptionDefault(SUBJECT, "welcome to contexts, please continue"),
-					m.OptionDefault(CONTENT, ice.Render(m, ice.RENDER_ANCHOR, m.Cmdx("host", "publish", m.MergePodCmd("", "", mdb.HASH, h)))),
+				m.Option("link", m.Cmdx("host", "publish", m.MergePodCmd("", "", mdb.HASH, h)))
+				m.Option(ice.MSG_USERHOST, strings.Split(m.Option(ice.MSG_USERHOST), "://")[1])
+				m.Cmd(EMAIL, SEND, mdb.Config(m, EMAIL), m.Option(EMAIL), "",
+					m.OptionDefault(SUBJECT, ice.Render(m, ice.RENDER_TEMPLATE, SUBJECT_HTML)),
+					m.OptionDefault(CONTENT, ice.Render(m, ice.RENDER_TEMPLATE, CONTENT_HTML)),
 				)
 			}},
 			ACCEPT: {Help: "接受", Role: VOID, Hand: func(m *ice.Message, arg ...string) {
@@ -38,7 +47,8 @@ func init() {
 				m.Echo("please add admin email")
 			} else if !m.Warn(len(arg) == 0 && m.Option(ice.MSG_USERROLE) == VOID, ice.ErrNotRight) {
 				kit.If(mdb.HashSelect(m, arg...).FieldsIsDetail(), func() {
-					m.SetAppend().EchoInfoButton("welcome to contexts, please continue", ACCEPT)
+					m.Option(ice.MSG_USERHOST, strings.Split(m.Option(ice.MSG_USERHOST), "://")[1])
+					m.SetAppend().EchoInfoButton(ice.Render(m, ice.RENDER_TEMPLATE, SUBJECT_HTML), ACCEPT)
 				})
 			}
 		}},
diff --git a/base/nfs/template.go b/base/nfs/template.go
index 007ef80e..54d14242 100644
--- a/base/nfs/template.go
+++ b/base/nfs/template.go
@@ -11,7 +11,13 @@ const TEMPLATE = "template"
 
 func init() {
 	Index.MergeCommands(ice.Commands{
-		TEMPLATE: {Name: "template index path auto", Help: "模板", Actions: ice.MergeActions(ice.Actions{}), Hand: func(m *ice.Message, arg ...string) {
+		TEMPLATE: {Name: "template index path auto", Help: "模板", Actions: ice.MergeActions(ice.Actions{
+			ice.CTX_INIT: {Hand: func(m *ice.Message, arg ...string) {
+				ice.AddRender(ice.RENDER_TEMPLATE, func(m *ice.Message, args ...ice.Any) string {
+					return Template(m, kit.Format(args[0]), args[1:]...)
+				})
+			}},
+		}), Hand: func(m *ice.Message, arg ...string) {
 			if len(arg) == 0 {
 				m.Cmdy(ice.COMMAND).Action("filter:text").Option(ice.MSG_DISPLAY, "")
 				return
diff --git a/base/web/serve.go b/base/web/serve.go
index 7c3db6e5..c7781fcc 100644
--- a/base/web/serve.go
+++ b/base/web/serve.go
@@ -135,6 +135,7 @@ func _serve_handle(key string, cmd *ice.Command, m *ice.Message, w http.Response
 	kit.If(m.Optionv(ice.MSG_CMDS) == nil, func() {
 		kit.If(strings.TrimPrefix(r.URL.Path, key), func(p string) { m.Optionv(ice.MSG_CMDS, strings.Split(p, nfs.PS)) })
 	})
+	UserHost(m)
 	m.W.Header().Add(strings.ReplaceAll(ice.LOG_TRACEID, ".", "-"), m.Option(ice.LOG_TRACEID))
 	defer func() { Render(m, m.Option(ice.MSG_OUTPUT), kit.List(m.Optionv(ice.MSG_ARGS))...) }()
 	if cmds, ok := _serve_auth(m, key, kit.Simple(m.Optionv(ice.MSG_CMDS)), w, r); ok {
diff --git a/option.go b/option.go
index fff68123..18287651 100644
--- a/option.go
+++ b/option.go
@@ -27,7 +27,8 @@ func (m *Message) OptionSimple(key ...string) (res []string) {
 	kit.If(len(key) == 0, func() {
 		key = kit.Filters(kit.Split(kit.Select("type,name,text", m.Conf(m.PrefixKey(), kit.Keym(FIELD)))), TIME, HASH)
 	})
-	kit.For(kit.Filters(kit.Split(kit.Join(key)), ""), func(k string) { kit.If(m.Option(k), func(v string) { res = append(res, k, v) }) })
+	// kit.For(kit.Filters(kit.Split(kit.Join(key)), ""), func(k string) { kit.If(m.Option(k), func(v string) { res = append(res, k, v) }) })
+	kit.For(kit.Filters(kit.Split(kit.Join(key)), ""), func(k string) { res = append(res, k, m.Option(k)) })
 	return
 }
 func (m *Message) OptionSplit(key ...string) (res []string) {