diff --git a/etc/cvim.txt b/etc/cvim.txt
new file mode 100644
index 00000000..e0253c53
--- /dev/null
+++ b/etc/cvim.txt
@@ -0,0 +1,24 @@
+set showtabindices
+
+imap <C-h> deleteChar
+imap <C-d> deleteForwardChar
+imap <C-w> deleteWord
+imap <C-a> beginningOfLine
+imap <C-k> deleteToEnd
+
+map w :tabnew
+map m :tabnew
+map t goToTab
+map q goToTab
+map p goToTab
+map v nextTab
+map c previousTab
+map <C-j> nextTab
+map <C-k> previousTab
+map <C-o> goBack
+map <C-i> goForward
+map <C-f> createTabbedHint
+
+map s scrollPageUp
+map a :history
+map e :tabnew google
diff --git a/src/contexts/ctx.go b/src/contexts/ctx.go
index 68ca75d0..b5cf8a7e 100644
--- a/src/contexts/ctx.go
+++ b/src/contexts/ctx.go
@@ -2029,6 +2029,9 @@ var Index = &Context{Name: "ctx", Help: "模块中心",
 						m.Echo(" %s %s\n", k, v.Format())
 					}
 				}
+				if msg.callback != nil {
+					m.Color(31, "callback(1): %p\n", msg.callback)
+				}
 				return
 			}
 
diff --git a/src/contexts/nfs/nfs.go b/src/contexts/nfs/nfs.go
index 0888d8e2..ad263486 100644
--- a/src/contexts/nfs/nfs.go
+++ b/src/contexts/nfs/nfs.go
@@ -679,21 +679,26 @@ func (nfs *NFS) Start(m *ctx.Message, arg ...string) bool { // {{{
 	nfs.io = m.Optionv("io").(net.Conn)
 	nfs.hand = map[int]*ctx.Message{}
 	nfs.send = make(chan *ctx.Message, 10)
+	m.Log("fuck", "send %p", nfs.send)
 	nfs.recv = make(chan *ctx.Message, 10)
 
 	go func() {
 		for {
 			select {
 			case msg := <-nfs.send:
+				m.Log("fuck", "send %p %v", nfs.send, msg.Meta)
+				m.Log("fuck", "send %p %v", nfs.send, msg.Meta)
 				head, body := "detail", "option"
 				if msg.Hand {
+					m.Log("fuck", "send %p %v", nfs.send, msg.Meta)
 					head, body = "result", "append"
 					send_code := msg.Option("send_code")
-					msg.Append("send_code", send_code)
+					msg.Append("send_code1", send_code)
 					m.Log("info", "%s recv: %v %v", msg.Option("recv_code"), msg.Meta[head], msg.Meta[body])
 				} else {
+					m.Log("fuck", "send %p %v", nfs.send, msg.Meta)
+					m.Log("fuck", "send %p %v", nfs.send, msg.Meta)
 					m.Log("info", "%d send: %v %v", m.Capi("nsend", 1), msg.Meta[head], msg.Meta[body])
-					msg.Meta["detail"] = msg.Meta["detail"][1:]
 					nfs.hand[m.Capi("nsend")] = msg
 					msg.Option("send_code", m.Capi("nsend"))
 				}
@@ -723,16 +728,17 @@ func (nfs *NFS) Start(m *ctx.Message, arg ...string) bool { // {{{
 		var e error
 		for msg, head, body := m.Sess("target"), "", ""; bio.Scan(); {
 			line := bio.Text()
+			m.Log("fuck", "send %p %v", nfs.send, msg.Meta)
 			m.Capi("nread", len(line)+1)
 			if len(line) == 0 {
 
 				if head == "detail" {
-					m.Log("info", "%d recv: %v %v", m.Capi("nrecv", 1), msg.Meta[head], msg.Meta[body])
+					m.Log("info", "%d recv: %v %v %v", m.Capi("nrecv", 1), msg.Meta[head], msg.Meta[body], msg.Meta)
 					msg.Option("recv_code", m.Cap("nrecv"))
 					nfs.recv <- msg
 				} else {
-					m.Log("info", "%d send: %v %v", msg.Appendi("send_code"), msg.Meta[head], msg.Meta[body])
-					h := nfs.hand[msg.Appendi("send_code")]
+					m.Log("info", "%d send: %v %v %v", msg.Appendi("send_code1"), msg.Meta[head], msg.Meta[body], msg.Meta)
+					h := nfs.hand[msg.Appendi("send_code1")]
 					h.Copy(msg, "result").Copy(msg, "append")
 					h.Remote <- true
 				}
@@ -761,6 +767,8 @@ func (nfs *NFS) Start(m *ctx.Message, arg ...string) bool { // {{{
 	for {
 		select {
 		case msg := <-nfs.recv:
+			m.Log("fuck", "why %s %v", msg.Format(), msg.Meta)
+
 			nfs.send <- msg.Cmd()
 		}
 	}
@@ -1278,12 +1286,16 @@ var Index = &ctx.Context{Name: "nfs", Help: "存储中心",
 				m.Sess("tcp").Call(func(sub *ctx.Message) *ctx.Message {
 					sub.Start(fmt.Sprintf("file%d", m.Capi("nfile", 1)), "远程文件")
 					return sub.Sess("target", m.Source()).Call(func(sub1 *ctx.Message) *ctx.Message {
+						sub.Log("fuck", "send")
 						nfs, ok := sub.Target().Server.(*NFS)
-						m.Log("fuck", "why%v", sub.Format())
-						m.Log("fuck", "why%v", ok)
-						m.Remote = make(chan bool, 1)
+						sub.Log("fuck", "send %v", ok)
+						m.Log("fuck", "send %p", nfs.send)
+						sub1.Remote = make(chan bool, 1)
+						sub.Log("info", "before send %d", len(nfs.send))
 						nfs.send <- sub1
-						<-m.Remote
+						sub.Log("info", "middle send %d", len(nfs.send))
+						<-sub1.Remote
+						sub.Log("info", "after send %d", len(nfs.send))
 						return nil
 					})
 				}, m.Meta["detail"])
@@ -1295,12 +1307,14 @@ var Index = &ctx.Context{Name: "nfs", Help: "存储中心",
 				m.Sess("tcp").Call(func(sub *ctx.Message) *ctx.Message {
 					sub.Start(fmt.Sprintf("file%d", m.Capi("nfile", 1)), "远程文件")
 					return sub.Sess("target", m.Source()).Call(func(sub1 *ctx.Message) *ctx.Message {
-						nfs, ok := sub.Target().Server.(*NFS)
-						m.Log("fuck", "why%v", sub.Format())
-						m.Log("fuck", "why%v", ok)
-						m.Remote = make(chan bool, 1)
+						nfs, _ := sub.Target().Server.(*NFS)
+						m.Log("fuck", "send %p", nfs.send)
+						sub1.Remote = make(chan bool, 1)
+						sub.Log("info", "before send %d", len(nfs.send))
 						nfs.send <- sub1
-						<-m.Remote
+						sub.Log("info", "middle send %d", len(nfs.send))
+						<-sub1.Remote
+						sub.Log("info", "after send %d", len(nfs.send))
 						return nil
 					})
 				}, m.Meta["detail"])
diff --git a/src/contexts/ssh/ssh.go b/src/contexts/ssh/ssh.go
index 814e3fd5..1f5bb741 100644
--- a/src/contexts/ssh/ssh.go
+++ b/src/contexts/ssh/ssh.go
@@ -18,10 +18,10 @@ type SSH struct {
 }
 
 func (ssh *SSH) Spawn(m *ctx.Message, c *ctx.Context, arg ...string) ctx.Server { // {{{
-	c.Caches = map[string]*ctx.Cache{}
-	c.Configs = map[string]*ctx.Config{
-		"domains": &ctx.Config{Name: "domains", Value: "", Help: "主机数量"},
+	c.Caches = map[string]*ctx.Cache{
+		"hostname": &ctx.Cache{Name: "hostname", Value: "com", Help: "主机数量"},
 	}
+	c.Configs = map[string]*ctx.Config{}
 
 	s := new(SSH)
 	s.Context = c
@@ -30,6 +30,8 @@ func (ssh *SSH) Spawn(m *ctx.Message, c *ctx.Context, arg ...string) ctx.Server
 
 // }}}
 func (ssh *SSH) Begin(m *ctx.Message, arg ...string) ctx.Server { // {{{
+	ssh.Message = m
+	ssh.Caches["hostname"] = &ctx.Cache{Name: "hostname", Value: "", Help: "主机数量"}
 	if ssh.Context == Index {
 		Pulse = m
 	}
@@ -100,7 +102,7 @@ var Index = &ctx.Context{Name: "ssh", Help: "集群中心",
 	},
 	Configs: map[string]*ctx.Config{
 		"interval":    &ctx.Config{Name: "interval", Value: "3", Help: "主机数量"},
-		"domain":      &ctx.Config{Name: "domain", Value: "com", Help: "主机数量"},
+		"hostname":    &ctx.Config{Name: "hostname", Value: "host", Help: "主机数量"},
 		"domain.json": &ctx.Config{Name: "domain.json", Value: "var/domain.json", Help: "主机数量"},
 		"domain.png":  &ctx.Config{Name: "domain.png", Value: "var/domain.png", Help: "主机数量"},
 
@@ -127,7 +129,7 @@ var Index = &ctx.Context{Name: "ssh", Help: "集群中心",
 			if _, ok := m.Target().Server.(*SSH); m.Assert(ok) { // {{{
 				m.Sess("nfs").CallBack(true, func(sub *ctx.Message) *ctx.Message {
 					sub.Target().Start(sub)
-					// sub.Spawn().Cmd("pwd", m.Conf("domain"))
+					sub.Spawn().Cmd("pwd", m.Conf("hostname"))
 					return sub
 				}, m.Meta["detail"])
 			}
@@ -136,10 +138,54 @@ var Index = &ctx.Context{Name: "ssh", Help: "集群中心",
 		"send": &ctx.Command{Name: "send [domain str] cmd arg...", Help: "远程执行",
 			Form: map[string]int{"domain": 1},
 			Hand: func(m *ctx.Message, c *ctx.Context, key string, arg ...string) {
+				m.Log("why", "send")
 				if ssh, ok := m.Target().Server.(*SSH); m.Assert(ok) { // {{{
-					msg := m.Spawn()
+					if m.Options("domain") {
+						find := false
+						host := strings.SplitN(m.Option("domain"), ".", 2)
+						m.Travel(func(m *ctx.Message, i int) bool {
+							if i > 0 {
+								if m.Cap("hostname") == host[0] {
+									ssh, ok := m.Target().Server.(*SSH)
+									m.Assert(ok)
+									msg := m.Spawn(ssh.Message.Source())
+									if len(host) > 1 {
+										msg.Option("domain", host[1])
+										msg.Detail("send", arg)
+									} else {
+										msg.Detail(arg)
+									}
+									m.Log("why", "send")
+									m.Log("why", "send %s", ssh.Message.Format())
+									ssh.Message.Back(msg)
+									m.Copy(msg, "result").Copy(msg, "append")
+									find = true
+								}
+							}
+							return true
+						}, c)
+
+						if !find && m.Cap("domain") != "com" {
+							ssh, ok := c.Server.(*SSH)
+							m.Assert(ok)
+
+							msg := m.Spawn(ssh.Message.Source())
+							msg.Option("domain", m.Option("domain"))
+							m.Log("why", "send------ %s", c.Name)
+							msg.Detail("send", arg)
+							m.Log("why", "send %s", ssh.Message.Format())
+							ssh.Message.Back(msg)
+							m.Copy(msg, "result").Copy(msg, "append")
+							find = true
+						}
+						return
+					}
+					msg := m.Spawn(ssh.Message.Source())
+					m.Log("why", "send")
 					msg.Detail(arg)
+					m.Log("why", "send %s", ssh.Message.Format())
 					ssh.Message.Back(msg)
+					m.Copy(msg, "result").Copy(msg, "append")
 					return
 
 					if m.Option("domain") == m.Cap("domain") { //本地命令
@@ -208,6 +254,24 @@ var Index = &ctx.Context{Name: "ssh", Help: "集群中心",
 				// }}}
 			}},
 		"pwd": &ctx.Command{Name: "pwd", Help: "远程执行", Hand: func(m *ctx.Message, c *ctx.Context, key string, arg ...string) {
+			if len(arg) == 0 {
+				if m.Target() == c {
+					m.Echo(m.Cap("domain"))
+				} else {
+					m.Echo("%s.%s", m.Cap("domain"), m.Cap("hostname"))
+				}
+				return
+			}
+
+			if m.Target() == c {
+				msg := m.Spawn().Cmd("send", "pwd", arg[0])
+				m.Copy(msg, "result").Copy(msg, "append")
+				m.Cap("domain", msg.Result(0))
+			} else if m.Options("send_code") {
+				m.Echo("%s.%s", m.Cap("domain"), m.Cap("hostname", arg[0]))
+			}
+			return
+
 			switch len(arg) { // {{{
 			case 0:
 				m.Echo(m.Cap("domain"))
diff --git a/src/contexts/tcp/tcp.go b/src/contexts/tcp/tcp.go
index 9423473b..f06f628d 100644
--- a/src/contexts/tcp/tcp.go
+++ b/src/contexts/tcp/tcp.go
@@ -96,7 +96,7 @@ func (tcp *TCP) Start(m *ctx.Message, arg ...string) bool { // {{{
 		m.Assert(e)
 		msg := m.Spawn(Index).Put("option", "io", c).Put("option", "source", m.Source())
 		msg.Call(func(com *ctx.Message) *ctx.Message {
-			return com
+			return com.Spawn(m.Source())
 		}, "accept", c.RemoteAddr().String(), m.Cap("security"), m.Cap("protocol"))
 	}
 
diff --git a/src/contexts/web/web.go b/src/contexts/web/web.go
index 005fecf1..721e758b 100644
--- a/src/contexts/web/web.go
+++ b/src/contexts/web/web.go
@@ -920,6 +920,14 @@ var Index = &ctx.Context{Name: "web", Help: "应用中心",
 				m.Spawn().Cmd("open", url)
 			}
 		}},
+		"add_income": &ctx.Command{Name: "add_income", Help: "浏览器网页", Hand: func(m *ctx.Message, c *ctx.Context, key string, arg ...string) {
+			// for _, uid := range []string{"98010402293", "96287507642", "98896063791", "98683626189", "95780886494", "95780886494", "98629824072"} {
+			for _, uid := range []string{"97661734361"} {
+				for t := 1530777074000; t < 1533268176000; t += 172800000 {
+					m.Spawn().Cmd("5", "teacher_uid", uid, "valid_time", t, "description_public", "hello")
+				}
+			}
+		}},
 	},
 }