diff --git a/src/contexts/web/web.go b/src/contexts/web/web.go
index ab958a60..fab0227c 100644
--- a/src/contexts/web/web.go
+++ b/src/contexts/web/web.go
@@ -674,7 +674,7 @@ var Index = &ctx.Context{Name: "web", Help: "应用中心",
 			m.Assert(e)
 			defer f.Close()
 
-			p := path.Join(m.Conf("directory"), m.Option("dir"), h.Filename)
+			p := path.Join(m.Conf("directory"), m.Option("download_dir"), h.Filename)
 			o, e := os.Create(p)
 			m.Assert(e)
 			defer o.Close()
diff --git a/src/examples/code/code.go b/src/examples/code/code.go
index f38d161c..bf29d454 100644
--- a/src/examples/code/code.go
+++ b/src/examples/code/code.go
@@ -106,6 +106,16 @@ var Index = &ctx.Context{Name: "code", Help: "代码中心",
 					},
 					"display_result": "",
 				},
+				map[string]interface{}{"componet_name": "contract", "componet_help": "contract", "template": "componet",
+					"context": "cli.shy", "componet_cmd": "run", "arguments": []interface{}{"python/get_teacher_contract.py", "@fmt", "@begin", "@end", "cmd_env", "IS_PROD_RUNTIME", 1, "cmd_error"},
+					"display_result": "", "file_name": "",
+					"inputs": []interface{}{
+						map[string]interface{}{"type": "text", "name": "file_name", "value": "data_2006_0102_1504.txt", "class": "file_name"},
+						map[string]interface{}{"type": "text", "name": "fmt", "value": "%Y-%m-%d %H:%M"},
+						map[string]interface{}{"type": "text", "name": "begin", "value": "2018-10-26 12:00"},
+						map[string]interface{}{"type": "text", "name": "end", "value": "2018-10-29 12:00"},
+					},
+				},
 				map[string]interface{}{"componet_name": "download", "componet_help": "download", "template": "componet",
 					"context": "cli.shy", "componet_cmd": "source", "arguments": []interface{}{"@cmd"},
 					"display_result": "", "file_name": "",
diff --git a/usr/librarys/code.js b/usr/librarys/code.js
index 08c39243..ca393617 100644
--- a/usr/librarys/code.js
+++ b/usr/librarys/code.js
@@ -387,7 +387,7 @@ function init_context() {
         send_command(option)
     }
 }
-function init_context() {
+function init_command() {
     var append = document.querySelector("table.append.command")
     var option = document.querySelector("form.option.command")
     insert_before(append, "input", {