diff --git a/lib/user.js b/lib/user.js
index 2fc6cd77..6884fa2f 100644
--- a/lib/user.js
+++ b/lib/user.js
@@ -267,10 +267,12 @@ Volcanos("user", {help: "用户操作", info: {}, agent: {
 
 	input: function(event, can, form, cb, button) { if (!form || form.length == 0) { return cb() }
 		var msg = can.request(event); event = event._event||event
+		var need = {}
 		var ui = can.page.Append(can, document.body, [{view: [html.INPUT], style: {left: 0, top: 0}, list: [
 			{view: "content", list: [{view: [html.OPTION, html.TABLE], list: can.core.List(form, function(item) {
 				item = can.base.isString(item)? {type: html.TEXT, name: item}: item.length > 0? {type: html.SELECT, name: item[0], values: item.slice(1)}: item
 				item.type = item.type||(item.values? html.SELECT: item.name == html.TEXT? html.TEXTAREA: html.TEXT)
+				need[item.name] = item.need
 
 				item._init = function(target) {
 					item.run = function(event, cmds, cb) {
@@ -291,7 +293,8 @@ Volcanos("user", {help: "用户操作", info: {}, agent: {
 				}
 
 				// return {type: html.TR, list: [{type: html.TD, list: [{text: item._trans||can.user.trans(can, item.name)||""}]}, {type: html.TD, list: [can.page.input(can, item)]} ]}
-				return {type: html.TR, list: [{type: html.TD, list: [{text: item.name||""}]}, {type: html.TD, list: [can.page.input(can, item)]} ]}
+				return {type: html.TR, list: [{type: html.TD, list: [{text: item.name||""}, {text: item.need == "must"? "*": "", style: {color: "red"}}]},
+					{type: html.TD, list: [can.page.input(can, item)]} ]}
 			})}]}, {view: html.ACTION},
 		]}])
 
@@ -302,15 +305,20 @@ Volcanos("user", {help: "用户操作", info: {}, agent: {
 			focus: function(event) { can.page.Select(can, ui.first, html.INPUT_ARGS)[0].focus() },
 			cancel: function(event) { can.page.Remove(can, ui._target) },
 			_engine: function(event, can, button) { action.submit(event, can, button) },
-			submit: function(event, can, button) { var data = {}, args = [], list = []
+			submit: function(event, can, button) { var data = {}, args = [], list = [], err = false
 				list = can.page.Select(can, ui.table, html.OPTION_ARGS, function(item) {
-					// return item.name && item.value && args.push(item.name, item.value), data[item.name] = item.value
+					if (item.value == "" && need[item.name] == "must") {
+						err = true, item.focus(), can.user.toast(can, item.name+" 是必选字段, 请重新输入")
+					}
 					return item.name && args.push(item.name, item.value||""), data[item.name] = item.value||""
-				})
+					// return item.name && item.value && args.push(item.name, item.value), data[item.name] = item.value
+				}); if (err) { return }
+
 				var msg = can.request(event, {_handle: ice.TRUE})
 				!can.core.CallFunc(cb, {event: event, button: button, data: data, list: list, args: args}) && action.cancel()
 				// can.base.isFunc(cb) && !cb(event, button, data, list, args) && action.cancel()
 				can.onkeymap.prevent(event)
+				return err
 			}, _target: ui._target,
 		})
 		if (button ===  true) { return action.submit(event, can, "submit"), action }