diff --git a/plugin/local/code/inner.js b/plugin/local/code/inner.js
index 99ef9c77..9bd119a6 100644
--- a/plugin/local/code/inner.js
+++ b/plugin/local/code/inner.js
@@ -276,7 +276,7 @@ Volcanos("onsyntax", {help: "语法高亮", list: ["keyword", "prefix", "line"],
 
 		function wrap(type, str) { return type? '<span class="'+type+'">'+str+'</span>': str }
 		var p = can.onsyntax[can.parse]; if (!p) { return line } p = can.onsyntax[p.link]||p, p.split = p.split||{}
-		p.keyword && (line = can.core.List(can.core.Split(line, p.split.space||ice.SP, p.split.operator||"{[(|)]}", {detail: true}), function(item, index, array) {
+		p.keyword && (line = can.core.List(can.core.Split(line, p.split.space||"\t ", p.split.operator||"{[(.,:;!|<>)]}", {detail: true}), function(item, index, array) {
 			item = can.base.isObject(item)? item: {text: item}
 			var text = item.text; var type = item.keyword||p.keyword[text]
 
@@ -452,6 +452,12 @@ Volcanos("onaction", {help: "控件交互", list: ["搜索", "打开", "添加",
 			}}
 		]}]); return ui.tr
 	},
+	_getLine: function(can, line) {
+		return can.page.Select(can, can.ui.content, html.TR, function(item, index, array) { if (item == line || index+1 == line) { return item } })[0]
+	},
+	_getLineno: function(can, line) {
+		return can.page.Select(can, can.ui.content, html.TR, function(item, index, array) { if (item == line || index+1 == line) { return index+1 } })[0]
+	},
 	selectLine: function(event, can, line) { if (!line) { return parseInt(can.core.Value(can.page.Select(can, can.ui.content, [[[html.TR, html.SELECT], [html.TD, "line"]]])[0], "innerText")) }
 		can.page.Select(can, can.ui.content, html.TR, function(item, index, array) { if (line < 0 || line > array.length) { return }
 			if (!can.page.ClassList.set(can, item, html.SELECT, item == line || index+1 == line)) { return }
diff --git a/plugin/local/code/vimer.js b/plugin/local/code/vimer.js
index 655ee9d3..9da99db3 100644
--- a/plugin/local/code/vimer.js
+++ b/plugin/local/code/vimer.js
@@ -1,4 +1,5 @@
 Volcanos("onimport", {help: "导入数据", list: [], _init: function(can, msg, cb, target) {
+		can.undo = [], can.redo = []
 		can.require(["inner.js"], function(can) { can.onimport.inner_init(can, msg, function() {
 			can.page.ClassList.add(can, can._fields, "inner")
 			can.onkeymap._build(can), can.onimport._input(can), can.onkeymap._plugin({}, can), can.base.isFunc(cb) && cb(msg)
@@ -64,6 +65,16 @@ Volcanos("onkeymap", {help: "键盘交互", list: [],
 			ArrowDown: function(event, can) { can.onaction.selectLine(event, can, can.current.next()) },
 			ArrowUp: function(event, can) { can.onaction.selectLine(event, can, can.current.prev()) },
 
+			".": function(event, can, target) { var cb = can.redo.pop(); cb && cb() },
+			u: function(event, can, target) { var cb = can.undo.pop(); cb && cb() },
+			J: function(event, can, target) {
+				var next = can.current.next(); if (!next) { return }
+				var line = can.current.line, text = can.current.text()
+				var rest = can.page.Select(can, next, "td.text")[0].innerText
+				can.current.text(text.trimRight()+" "+rest.trimLeft()), can.onaction.deleteLine(can, next)
+
+				can.undo.push(function() { can.onaction.modifyLine(can, line, text), can.onaction.insertLine(can, rest, line.nextSibling) })
+			},
 			H: function(event, can, target) { can.onkeymap.cursorMove(can, target, 0, 0) },
 			h: function(event, can, target) { can.onkeymap.cursorMove(can, target, -1) },
 			l: function(event, can, target) { can.onkeymap.cursorMove(can, target, 1) },
@@ -81,13 +92,32 @@ Volcanos("onkeymap", {help: "键盘交互", list: [],
 			I: function(event, can, target) { can.onkeymap._insert(event, can), can.onkeymap.cursorMove(can, target, 0, 0) },
 			a: function(event, can, target) { can.onkeymap._insert(event, can), can.onkeymap.cursorMove(can, target, 1) },
 			A: function(event, can, target) { can.onkeymap._insert(event, can), can.onkeymap.cursorMove(can, target, 0, -1) },
-			o: function(event, can) { can.onkeymap._insert(event, can), can.onaction.selectLine(event, can, can.onaction.insertLine(can, "", can.current.next())) },
-			O: function(event, can) { can.onkeymap._insert(event, can), can.onaction.selectLine(event, can, can.onaction.insertLine(can, "", can.current.line)) },
+			o: function(event, can) { var text = can.current.text()
+				text = text.substr(0, text.indexOf(text.trimLeft()))+(text.endsWith("{")?"\t":"")
+				can.onkeymap._insert(event, can), can.onaction.selectLine(event, can, can.onaction.insertLine(can, text, can.current.next()))
+				can.onkeymap.cursorMove(can, can.ui.current, 1000)
+			},
+			O: function(event, can) { var text = can.current.text()
+				text = text.substr(0, text.indexOf(text.trimLeft()))+(text.endsWith("}")?"\t":"")
+				can.onkeymap._insert(event, can), can.onaction.selectLine(event, can, can.onaction.insertLine(can, text, can.current.line))
+				can.onkeymap.cursorMove(can, can.ui.current, 1000)
+			},
 
 			yy: function(event, can, target, count) { can._last_text = can.current.text() },
-			dd: function(event, can, target, count) { can._last_text = can.current.text(), can.onaction.selectLine(event, can, can.onaction.deleteLine(can, can.current.line)) },
-			p: function(event, can) { can.onaction.insertLine(can, can._last_text, can.current.next()) },
-			P: function(event, can) { can.onaction.insertLine(can, can._last_text, can.current.line) },
+			dd: function(event, can, target, count) { var text = can.current.text(), line = can.onaction._getLineno(can, can.current.line)
+				can._last_text = can.current.text(), can.onaction.selectLine(event, can, can.onaction.deleteLine(can, can.current.line))
+				can.undo.push(function() { can.onaction.insertLine(can, text, line), can.onaction.selectLine(event, can, line) })
+				var callee = arguments.callee
+				can.redo.push(function() { callee(event, can, target, count) })
+			},
+			p: function(event, can) {
+				var line = can.onaction.insertLine(can, can._last_text, can.current.next())
+				can.undo.push(function() { can.onaction.deleteLine(can, line), can.onaction.selectLine(event, can, line-1) })
+			},
+			P: function(event, can) {
+				var line = can.onaction.insertLine(can, can._last_text, can.current.line)
+				can.undo.push(function() { can.onaction.deleteLine(can, line), can.onaction.selectLine(event, can, line+1) })
+			},
 
 			s: function(event, can) { can.onaction.save(event, can) },
 			m: function(event, can) { can.onaction.autogen(event, can, "autogen") },
@@ -105,8 +135,11 @@ Volcanos("onkeymap", {help: "键盘交互", list: [],
 			},
 
 			Enter: function(event, can, target) {
-				var line = can.onaction.insertLine(can, can.onkeymap.deleteText(target, target.selectionEnd), can.current.next())
-				can.current.text(can.ui.current.value), can.onaction.selectLine(event, can, line)
+				var rest = can.onkeymap.deleteText(target, target.selectionEnd), text = can.ui.current.value
+				var indent = (text.substr(0, text.indexOf(text.trimLeft()))+(text.endsWith("}")?"\t":""))||(text.trimRight() == ""? text: "")
+				var line = can.onaction.insertLine(can, indent+rest.trimLeft(), can.current.next())
+				can.current.text(text.trimRight()||text), can.onaction.selectLine(event, can, line)
+				can.onkeymap.cursorMove(can, can.ui.current, indent.length, 0)
 			},
 			Backspace: function(event, can, target) {
 				if (target.selectionStart > 0) { return }
@@ -196,10 +229,10 @@ hi
 	},
 	insertLine: function(can, value, before) {
 		var line = can.onaction.appendLine(can, value)
-		before && can.ui.content.insertBefore(line, before)
-		return can.onaction.rerankLine(can), line
+		before && can.ui.content.insertBefore(line, can.onaction._getLine(can, before))
+		return can.onaction.rerankLine(can), can.onaction._getLineno(can, line)
 	},
-	deleteLine: function(can, line) {
+	deleteLine: function(can, line) { line = can.onaction._getLine(can, line)
 		var next = line.nextSibling||line.previousSibling
 		can.page.Remove(can, line), can.onaction.rerankLine(can)
 		return next
diff --git a/proto.js b/proto.js
index ac708f1e..23de8319 100644
--- a/proto.js
+++ b/proto.js
@@ -399,7 +399,7 @@ function can(tool) {
 	]})
 }
 
-try { if (global) {
+try { if (typeof(global) == lang.OBJECT) {
 	global.kit = kit, global.ice = ice
 	global.ctx = ctx, global.cli = cli, global.web = web, global.aaa = aaa
 	global.mdb = mdb, global.ssh = ssh, global.nfs = nfs, global.tcp = tcp
@@ -425,5 +425,6 @@ try { if (global) {
 			})
 		})
 	})
+} else {
+	Volcanos.meta.target = document.body
 } } catch (e) { console.log(e) }
-try { Volcanos.meta.target = document.body } catch (e) { }