diff --git a/src/contexts/web/web.go b/src/contexts/web/web.go
index 1a412c1c..6e0c6576 100644
--- a/src/contexts/web/web.go
+++ b/src/contexts/web/web.go
@@ -2,17 +2,19 @@ package web // {{{
 // }}}
 import ( // {{{
 	"contexts"
+	"toolkit"
 
 	"encoding/json"
-	"html/template"
 	"io/ioutil"
 	"net/http"
 	"net/url"
 	"path"
+	"text/template"
 
 	"bytes"
 	"mime/multipart"
 	"path/filepath"
+	"sort"
 
 	"bufio"
 	"fmt"
@@ -25,6 +27,42 @@ import ( // {{{
 
 // }}}
 
+type listtime []os.FileInfo
+
+func (l listtime) Len() int {
+	return len(l)
+}
+func (l listtime) Swap(i, j int) {
+	l[i], l[j] = l[j], l[i]
+}
+func (l listtime) Less(i, j int) bool {
+	return l[i].ModTime().After(l[j].ModTime())
+}
+
+type listsize []os.FileInfo
+
+func (l listsize) Len() int {
+	return len(l)
+}
+func (l listsize) Swap(i, j int) {
+	l[i], l[j] = l[j], l[i]
+}
+func (l listsize) Less(i, j int) bool {
+	return l[i].Size() > (l[j].Size())
+}
+
+type listname []os.FileInfo
+
+func (l listname) Len() int {
+	return len(l)
+}
+func (l listname) Swap(i, j int) {
+	l[i], l[j] = l[j], l[i]
+}
+func (l listname) Less(i, j int) bool {
+	return l[i].Name() < (l[j].Name())
+}
+
 type MUX interface {
 	Handle(string, http.Handler)
 	HandleFunc(string, func(http.ResponseWriter, *http.Request))
@@ -116,6 +154,10 @@ func (web *WEB) generate(m *ctx.Message, uri string, arg ...string) string { //
 
 func (web *WEB) AppendJson(msg *ctx.Message) string { // {{{
 	meta := map[string][]string{}
+	if !msg.Has("result") && !msg.Has("append") {
+		return ""
+	}
+
 	if meta["result"] = msg.Meta["result"]; msg.Has("append") {
 		meta["append"] = msg.Meta["append"]
 		for _, v := range msg.Meta["append"] {
@@ -579,6 +621,73 @@ var Index = &ctx.Context{Name: "web", Help: "应用中心",
 			m.Echo("%d", n)
 			// }}}
 		}},
+		"download": &ctx.Command{Name: "download file", Help: "下载文件", Hand: func(m *ctx.Message, c *ctx.Context, key string, arg ...string) {
+			msg := m.Spawn(m.Target()) // {{{
+			msg.Cmd("get", "/upload", "method", "POST", "file", "file", arg[0])
+			m.Copy(msg, "result")
+			// }}}
+		}},
+		"/download": &ctx.Command{Name: "/download", Help: "文件下载", Hand: func(m *ctx.Message, c *ctx.Context, key string, arg ...string) {
+			r := m.Data["request"].(*http.Request) // {{{
+			w := m.Data["response"].(http.ResponseWriter)
+
+			if !m.Options("file") {
+				m.Option("file", m.Cap("directory"))
+			}
+
+			file := m.Option("file")
+			s, e := os.Stat(file)
+			if m.Assert(e); s.IsDir() {
+				fs, e := ioutil.ReadDir(file)
+				m.Assert(e)
+
+				switch m.Option("list") {
+				case "time":
+					if m.Option("order") == "max" {
+						sort.Sort(listtime(fs))
+					} else {
+						sort.Sort(sort.Reverse(listtime(fs)))
+					}
+				case "size":
+					if m.Option("order") == "max" {
+						sort.Sort(listsize(fs))
+					} else {
+						sort.Sort(sort.Reverse(listsize(fs)))
+					}
+				case "name":
+					if m.Option("order") == "max" {
+						sort.Sort(listname(fs))
+					} else {
+						sort.Sort(sort.Reverse(listname(fs)))
+					}
+				}
+
+				for _, v := range fs {
+					m.Add("append", "time", v.ModTime().Format("2006-01-02 15:04:05"))
+
+					if v.IsDir() {
+						m.Add("append", "size", "---")
+					} else {
+						m.Add("append", "size", kit.FmtSize(v.Size()))
+					}
+
+					m.Add("append", "name", v.Name())
+				}
+				w.Header().Add("Content-Type", "text/html")
+				m.Assert(template.Must(template.ParseGlob("usr/up.tpl")).Execute(w, m.Meta))
+				delete(m.Meta, "result")
+				delete(m.Meta, "append")
+			} else {
+				m.Log("fuck", nil, "why %s", file)
+				http.ServeFile(w, r, file)
+			}
+			/*
+				{{range $key := .append}}
+					<td>{{index $meta $key $i}}</td>
+				{{end}}
+			*/
+			// }}}
+		}},
 		"temp": &ctx.Command{Name: "temp", Help: "应用示例", Hand: func(m *ctx.Message, c *ctx.Context, key string, arg ...string) {
 			msg := m.Spawn(m.Target())
 			question := []string{}
diff --git a/usr/up.html b/usr/up.html
index df40dd23..b46a9a54 100644
--- a/usr/up.html
+++ b/usr/up.html
@@ -3,3 +3,7 @@
 	<input type="file" name="file">
 	<input type="submit">
 </form>
+
+<script>
+{{meta["append"]}}
+</script>
diff --git a/usr/up.tpl b/usr/up.tpl
new file mode 100644
index 00000000..35cf0ab2
--- /dev/null
+++ b/usr/up.tpl
@@ -0,0 +1,66 @@
+<!DOCTYPE html>
+<head>
+<style>
+	th {
+		cursor:pointer;
+		background-color:lightgray;
+	}
+	.time {
+		padding-right:20px;
+	}
+	.size {
+		text-align:right;
+		padding-right:20px;
+	}
+	.name {
+		text-align:left;
+	}
+	code {
+		font-size:16px;
+	}
+</style>
+</head>
+<body>
+<form method="POST" action="/upload" enctype="multipart/form-data">
+	<input type="text" name="path" value="{{index . "file" 0}}">
+	<input type="file" name="file">
+	<input type="submit">
+</form>
+<button onclick="order('max')">max</button>
+<button onclick="order('min')">min</button>
+<script>
+	function getCookie(name) {
+		pattern = /([^=]+)=([^;]+);?\s*/g;
+	}
+
+	function order(what) {
+		document.cookie = "order="+what;
+		location.reload()
+	}
+	function list(what) {
+		document.cookie = "list="+what;
+		location.reload()
+	}
+</script>
+
+<table>
+<colgroup>{{range .append}}<col class="{{.}}">{{end}}</colgroup>
+<tr>{{range .append}}<th class="{{.}}" onclick="list('{{.}}')">{{.}}</th>{{end}}</tr>
+{{$meta := .}} {{$first := index .append 0}}
+{{range $i, $k := index . $first}}
+<tr>
+	{{range $key := index $meta "append"}}
+		{{if eq $key "name"}}
+			<td class="{{$key}}">
+				<a href="/download?file={{index $meta "file" 0}}/{{index $meta $key $i}}"><code>{{index $meta $key $i}}</code></a>
+			</td>
+		{{else}}
+			<td class="{{$key}}">
+				<code>{{index $meta $key $i}}</code>
+			</td>
+		{{end}}
+	{{end}}
+</tr>
+{{end}}
+</table>
+</body>