diff --git a/frame.js b/frame.js
index f91395ed..ebc683b8 100644
--- a/frame.js
+++ b/frame.js
@@ -253,7 +253,9 @@ Volcanos(chat.ONAPPEND, {_init: function(can, meta, list, cb, target, field) {
 			can.core.CallFunc([sub, chat.ONIMPORT, chat._INIT], {can: sub, msg: msg, cb: function(msg) {
 				action === false || can.onmotion.clear(can, can._action), sub.onappend._action(sub, can.Conf(ice.MSG_ACTION)||msg.Option(ice.MSG_ACTION), action||can._action)
 				action === false || sub.onappend._status(sub, sub.onexport&&sub.onexport.list||msg.Option(ice.MSG_STATUS)), can.user.isMobile || sub.onappend.tools(sub, msg)
-				can.page.style(can, can._output, html.HEIGHT, "", html.WIDTH, ""), can.onappend.style(sub, sub.Conf(ctx.STYLE))
+				// can.page.style(can, can._output, html.HEIGHT, "", html.WIDTH, ""), can.onappend.style(sub, sub.Conf(ctx.STYLE))
+				can.page.style(can, can._output, html.HEIGHT, ""), can.onappend.style(sub, sub.Conf(ctx.STYLE))
+					can.onappend.style(sub, sub.Conf(ctx.STYLE))
 				if (can.isFullMode() || can.isCmdMode()) { can.onimport.size(can, can.page.height(), can.page.width(), true) }
 				can.onmotion.story.auto(can, can._output), can.onexport.output(can, msg), can.base.isFunc(cb) && cb(msg)
 			}, target: output})
diff --git a/index.css b/index.css
index b78bfb32..a36088fa 100644
--- a/index.css
+++ b/index.css
@@ -218,6 +218,8 @@ body {
 	--create-bg-color:blue; --create-fg-color:white;
 	--disable-fg-color:gray;
 
+	--code-bg-color:black;
+	--code-fg-color:silver;
 	--code-comment:darkgray;
 	--code-keyword:darkblue;
 	--code-package:blue;
diff --git a/lib/misc.js b/lib/misc.js
index 2e973893..65400447 100644
--- a/lib/misc.js
+++ b/lib/misc.js
@@ -71,11 +71,12 @@ Volcanos("misc", {
 		var form = {cmds: cmds}; can.core.List(msg.option, function(key) { !can.base.isIn(key, "log.caller") && msg[key] && (form[key] = msg[key]) })
 		can.misc.POST(can, msg, can.base.MergeURL(dataset.names.toLowerCase(), ice.MSG_INDEX, _can._index), form, cb)
 	},
-	POST: function(can, msg, url, form, cb) { var xhr = new XMLHttpRequest(), begin = new Date(); msg._xhr = xhr
+	POST: function(can, msg, url, form, cb, cbs) { var xhr = new XMLHttpRequest(), begin = new Date(); msg._xhr = xhr
 		xhr.open(msg._method||web.POST, url), xhr.onreadystatechange = function() { if (xhr.readyState != 4) { return }
 			try { var res = JSON.parse(xhr.responseText) } catch (e) { var res = {result: [xhr.responseText]} } msg.Option("_cost", new Date() - begin)
 			if (xhr.status == 200) { return msg.detail || (msg.detail = res.detail), can.base.isFunc(cb) && cb(msg.Copy(res)) }
 			can.user.toastFailure(can, xhr.response, url), can.misc.Warn(xhr.status, res, url, form)
+			cbs && cbs(xhr)
 		}, xhr.setRequestHeader(web.Accept, msg._accept||web.ContentJSON)
 		if (msg._upload) { var data = new FormData(); can.core.ItemForm(form, function(v, i, k) { data.append(k, v) })
 			data.append(ice.MSG_UPLOAD, web.UPLOAD), data.append(web.UPLOAD, msg._upload)
@@ -84,7 +85,7 @@ Volcanos("misc", {
 			if (data) { xhr.open(msg._method||web.GET, url += (url.indexOf(ice.QS) == -1? ice.QS: "&")+data) }
 		} else { var data = can.core.ItemForm(form, function(v, i, k) { return k+mdb.EQ+encodeURIComponent(v) }).join("&")
 			xhr.setRequestHeader(web.ContentType, web.ContentFORM)
-		} try { xhr.send(data) } catch(e) { can.misc.Warn(e) }
+		} try { xhr.send(data) } catch(e) { can.misc.Warn(e), cbs && cbs(e) }
 	},
 	WSS: function(can, args, cb, onopen, onclose, onerror, _msg) { if (can.user.isIE) { return }
 		var url = location.protocol.replace(ice.HTTP, "ws")+"//"+location.host+"/space/"
diff --git a/lib/user.js b/lib/user.js
index cc0ff031..47b72a9c 100644
--- a/lib/user.js
+++ b/lib/user.js
@@ -28,7 +28,12 @@ Volcanos("user", {
 	isLandscape: function() { return window.innerWidth > window.innerHeight },
 	mod: {
 		isPod: location && location.pathname && (location.pathname.indexOf("/chat/pod/") == 0 || location.pathname.indexOf("/x/") == 0),
-		isCmd: location && location.pathname && (location.pathname.indexOf("/chat/pod/") == 0 && location.pathname.indexOf("/cmd/") > 0 || location.pathname.indexOf("/chat/cmd/") == 0 || location.pathname.indexOf("/help/") == 0),
+		isCmd: location && location.pathname && (
+			location.pathname.indexOf("/chat/pod/") == 0 && location.pathname.indexOf("/cmd/") > 0
+			|| location.pathname.indexOf("/chat/cmd/") == 0
+			|| location.pathname.indexOf("/wiki/portal/") == 0
+			|| location.pathname.indexOf("/help/") == 0
+		),
 	},
 	alert: function(text) { alert(JSON.stringify(text)) },
 	confirm: function(text) { return confirm(JSON.stringify(text)) },
diff --git a/panel/header.js b/panel/header.js
index 588b29d1..e6c28cf3 100644
--- a/panel/header.js
+++ b/panel/header.js
@@ -57,6 +57,7 @@ Volcanos(chat.ONACTION, {_init: function(can) {
 	},
 	onsize: function(can) { can.ConfHeight(can._target.offsetHeight), can.ConfWidth(can._target.offsetWidth) },
 	onmain: function(can) {
+		if (can.base.beginWith(location.pathname, "/wiki/portal/", "/chat/cmd/web.wiki.portal/")) { return can.onengine.signal(can, chat.ONLOGIN) }
 		can.run({}, [], function(msg) { if (!can.Conf(aaa.USERNICK, msg.Option(aaa.USERNICK)||msg.Option(ice.MSG_USERNICK)||msg.Option(ice.MSG_USERNAME))) {
 			return msg.Option(chat.SSO)? can.user.jumps(msg.Option(chat.SSO)): can.user.login(can, function() { can.onengine.signal(can, chat.ONMAIN, msg) }, msg.Option(aaa.LOGIN))
 		} can.user.info.usernick = can.Conf(aaa.USERNICK), can.user.info.userrole = msg.Option(ice.MSG_USERROLE), can.user.info.avatar = msg.Option(aaa.AVATAR), can.user.info.background = msg.Option(aaa.BACKGROUND)
diff --git a/plugin/local/wiki/draw.js b/plugin/local/wiki/draw.js
index 15a8bf12..b6a5781e 100644
--- a/plugin/local/wiki/draw.js
+++ b/plugin/local/wiki/draw.js
@@ -16,7 +16,9 @@ Volcanos(chat.ONIMPORT, {_init: function(can, msg, target) { can.onmotion.clear(
 			if (value == ice.AUTO) { return target.removeAttribute(key) }
 			if (key == html.INNER) { return value != undefined && (target.innerHTML = value), target.innerHTML }
 			if (key == ice.SHIP) { return value != undefined && target.setAttribute(key, JSON.stringify(value)), can.base.Obj(target.getAttribute(key), []) }
-			return value != undefined && target.setAttribute(key, value), target.getAttribute(key) || can.core.Value(target[key], "baseVal.value") || can.core.Value(target[key], "baseVal") || undefined
+			try {
+				return value != undefined && target.setAttribute(key, value), target.getAttribute(key) || can.core.Value(target[key], "baseVal.value") || can.core.Value(target[key], "baseVal") || undefined
+			} catch(e) { }
 		}, target.Val = function(key, value) { return parseInt(target.Value(key, value == undefined? value: parseInt(value)||0))||0 }
 		target.Group = function() { for (var node = target; node; node = node.parentNode) { if (can.page.tagis(node, svg.G, html.SVG)) { return node } } return can.svg }
 		target.Groups = function() { if (target == can.svg) { return html.SVG } var list = []
@@ -217,7 +219,6 @@ Volcanos(chat.ONEXPORT, {list: [svg.GROUP, svg.FIGURE, ctx.INDEX, "pos"],
 		can.Status(ctx.INDEX, target.Value(ctx.INDEX)||"")
 	},
 	content: function(can, target) { return ['<svg xmlns="https://www.w3.org/2000/svg" vertion="1.1" text-anchor="middle" '].concat(
-	// content: function(can, target) { return ['<svg xmlns="https://www.w3.org/2000/svg" vertion="1.1" text-anchor="middle" dominant-baseline="middle" '].concat(
 		target? can.core.List([mdb.COUNT, svg.PID], function(item) { return target.Value(item)? can.base.joinKV([item, target.Value(item)], mdb.EQ): ""}).join(lex.SP): "").concat([">", target? target.innerHTML: "", "</svg>"]).join("")
 	},
 	cursor: function(event, can, target) {
diff --git a/plugin/local/wiki/word.js b/plugin/local/wiki/word.js
index 1fe74c50..9d0718b7 100644
--- a/plugin/local/wiki/word.js
+++ b/plugin/local/wiki/word.js
@@ -1,4 +1,4 @@
-Volcanos(chat.ONIMPORT, {_init: function(can, msg, target) { can.onmotion.clear(can), can.Conf("padding", 10)
+Volcanos(chat.ONIMPORT, {_init: function(can, msg, target) { can.onmotion.clear(can), can.Conf(html.PADDING, 10)
 		can.page.Modify(can, target, msg.Result())
 		can.page.Select(can, target, wiki.STORY_ITEM, function(target) { var meta = target.dataset||{}
 			can.core.CallFunc([can.onimport, can.onimport[meta.name]? meta.name: meta.type||target.tagName.toLowerCase()], [can, meta, target])
@@ -58,7 +58,7 @@ Volcanos(chat.ONIMPORT, {_init: function(can, msg, target) { can.onmotion.clear(
 		can.page.Select(can, target, html.TD, function(item) { can.onmotion.copy(can, item) })
 	},
 	chart: function(can, meta, target) {
-		can.page.style(can, target, html.MAX_WIDTH, can.ConfWidth(), html.OVERFLOW, ice.AUTO)
+		can.page.style(can, target, html.MAX_WIDTH, can.ConfWidth()-2*can.Conf(html.PADDING), html.OVERFLOW, ice.AUTO)
 		if (!meta.fg && !meta.bg) { target.className.baseVal = "story auto" }
 		target.onclick = function(event) { can.misc.Event(event, can, function(msg) {
 			meta.index && can.onappend._float(can, meta.index, can.base.Obj(meta.args, []).concat([event.target.innerHTML]))
@@ -70,14 +70,14 @@ Volcanos(chat.ONIMPORT, {_init: function(can, msg, target) { can.onmotion.clear(
 		}) }
 	},
 	image: function(can, meta, target) {
-		can.page.style(can, target, html.MAX_HEIGHT, can.base.Min(can.ConfHeight()-2*can.Conf("padding"), window.innerHeight/2), html.MAX_WIDTH, can.ConfWidth()-2*can.Conf("padding"))
+		can.page.style(can, target, html.MAX_HEIGHT, can.base.Min(can.ConfHeight()-2*can.Conf(html.PADDING), window.innerHeight/2), html.MAX_WIDTH, can.ConfWidth()-2*can.Conf(html.PADDING))
 	},
 	video: function(can, meta, target) {
-		can.page.style(can, target, html.MAX_HEIGHT, can.base.Min(can.ConfHeight()-2*can.Conf("padding"), window.innerHeight/2), html.MAX_WIDTH, can.ConfWidth()-2*can.Conf("padding"))
+		can.page.style(can, target, html.MAX_HEIGHT, can.base.Min(can.ConfHeight()-2*can.Conf(html.PADDING), window.innerHeight/2), html.MAX_WIDTH, can.ConfWidth()-2*can.Conf(html.PADDING))
 	},
 	audio: function(can, meta, target) {},
 	
-	layout: function(can) { var height = can.ConfHeight(), width = can.ConfWidth()
+	layout: function(can) { var height = can.ConfHeight(), width = can.ConfWidth(), padding = can.Conf(html.PADDING)
 		can.isCmdMode() && can.ConfHeight(can.page.height())
 		if (can.sup._navmenu) { can.page.style(can, can.sup._navmenu, html.HEIGHT, can.ConfHeight())
 			can.page.style(can, can._output, html.HEIGHT, height, html.WIDTH, width = can.ConfWidth()-can.sup._navmenu.offsetWidth, "clear", "none", "float", "left")
@@ -85,10 +85,12 @@ Volcanos(chat.ONIMPORT, {_init: function(can, msg, target) { can.onmotion.clear(
 			can.isCmdMode() && can.ConfHeight(can.page.height()) && can.page.styleHeight(can, can._output, "")
 		}
 		can.core.List(can._plugins, function(sub) {
-			sub.ConfHeight(sub.Conf("_height")||can.base.Min(300, height-300)), sub.ConfWidth(width-(can.user.isWindows? 40: 20))
-			sub.onimport.size(sub, can.base.Min(300, height-300), width-(can.user.isWindows? 40: 20), true)
+			sub.ConfHeight(sub.Conf("_height")||can.base.Min(300, height-300)), sub.ConfWidth(width-(can.user.isWindows? 4*padding: 2*padding))
+			sub.onimport.size(sub, can.base.Min(300, height-300), width-(can.user.isWindows? 4*padding: 2*padding), true)
+		})
+		can.page.Select(can, can._output, can.page.Keys(html.IMG, html.VIDEO), function(target) {
+			can.page.style(can, target, html.MAX_HEIGHT, height-2*padding, html.MAX_WIDTH, width-2*padding)
 		})
-		can.page.Select(can, can._output, can.page.Keys(html.IMG, html.VIDEO), function(target) { can.page.style(can, target, html.MAX_HEIGHT, height-20, html.MAX_WIDTH, width-20) })
 	},
 }, [""])
 Volcanos(chat.ONACTION, {_trans: {view: "视图"},
diff --git a/plugin/state.js b/plugin/state.js
index a29a9742..caae7cde 100644
--- a/plugin/state.js
+++ b/plugin/state.js
@@ -62,7 +62,7 @@ Volcanos(chat.ONIMPORT, {
 			(can.page.style(can, can._output, html.HEIGHT, can.ConfHeight(height), html.WIDTH, can.ConfWidth(width), html.MAX_HEIGHT, "", html.MAX_WIDTH, ""),
 				can.page.style(can, can._target, html.WIDTH, can.ConfWidth(width)))
 		var sub = can.core.Value(can, chat._OUTPUTS_CURRENT); if (!sub) { return can.Mode(mode), auto } sub.ConfHeight(can.ConfHeight()), sub.ConfWidth(can.ConfWidth())
-		if (mode) { sub.Mode(can.Mode(mode)), sub.onlayout[mode](sub) } else { sub.onlayout._init(sub) } return auto
+		if (mode) { sub.Mode(can.Mode(mode)), sub.onlayout[mode](sub, height, width) } else { sub.onlayout._init(sub, height, width) } return auto
 	},
 	change: function(event, can, name, value, cb) { return can.page.SelectArgs(can, can._option, "", function(input) { if (input.name != name || value == input.value) { return }
 		can.page.Select(can, input.parentNode, "span.value", function(target) { target.innerText = value })
diff --git a/plugin/table.js b/plugin/table.js
index 86b4462d..d0802415 100644
--- a/plugin/table.js
+++ b/plugin/table.js
@@ -152,14 +152,14 @@ Volcanos(chat.ONIMPORT, {_init: function(can, msg, target) { can.onmotion.clear(
 	},
 })
 Volcanos(chat.ONLAYOUT, {
-	_init: function(can) { can.core.CallFunc([can.onimport, html.LAYOUT], {can: can}) },
-	simple: function(can) { can.onlayout._init(can) },
-	output: function(can) { can.onlayout._init(can) },
-	float: function(can) { can.onlayout._init(can) },
-	full: function(can) { can.onlayout._init(can) },
-	cmd: function(can) { can.onlayout._init(can)
-		can.page.style(can, can._output, html.MAX_HEIGHT, can.ConfHeight()||window.innerHeight-2*html.ACTION_HEIGHT)
-		can.page.style(can, can._output, html.MAX_WIDTH, can.ConfWidth()||window.innerWidth)
+	_init: function(can, height, width) { can.core.CallFunc([can.onimport, html.LAYOUT], {can: can, height: height, width: width}) },
+	simple: function(can, height, width) { can.onlayout._init(can, height, width) },
+	output: function(can, height, width) { can.onlayout._init(can, height, width) },
+	float: function(can, height, width) { can.onlayout._init(can, height, width) },
+	full: function(can, height, width) { can.onlayout._init(can, height, width) },
+	cmd: function(can, height, width) { can.onlayout._init(can, height, width)
+		can.page.style(can, can._output, html.MAX_HEIGHT, height||can.ConfHeight()||window.innerHeight-2*html.ACTION_HEIGHT)
+		can.page.style(can, can._output, html.MAX_WIDTH, width||can.ConfWidth()||window.innerWidth)
 	},
 })
 Volcanos(chat.ONEXPORT, {
diff --git a/proto.js b/proto.js
index b924f5f0..db5518f9 100644
--- a/proto.js
+++ b/proto.js
@@ -13,7 +13,7 @@ var ice = {
 	TB: "\t", SP: " ", DF: ":", EQ: "=", AT: "@", PS: "/", PT: ".", FS: ",", QS: "?", NL: "\n", LT: "<", GT: ">",
 	OK: "ok", TRUE: "true", FALSE: "false", SUCCESS: "success", FAILURE: "failure", PROCESS: "process",
 
-	AUTO: "auto",
+	AUTO: "auto", HOME: "home",
 	HTTP: "http", HTML: "html", LIST: "list", BACK: "back",
 	SHOW: "show", HIDE: "hide", HELP: "help", COPY: "copy",
 	VIEW: "view", MODE: "mode", SHIP: "ship", EXEC: "exec",
@@ -241,6 +241,7 @@ var html = {PLUGIN_MARGIN: 10, ACTION_HEIGHT: 32, ACTION_MARGIN: 200,
 	H1: "h1", H2: "h2", H3: "h3", A: "a", LABEL: "label", INNER: "inner", TITLE: "title", SPACE: "space",
 	SPAN: "span", CODE: "code", DIV: "div", IMG: "img", VIDEO: "video", WSS: "wss", SVG: "svg", CANVAS: "canvas", IFRAME: "iframe",
 	WEBVIEW: "webview", CHROME: "chrome", MOBILE: "mobile", LANDSCAPE: "landscape",
+	HEADER: "header", NAV: "nav", MAIN: "main", ASIDE: "aside",
 	
 	CLASS: "class", DISPLAY: "display", BLOCK: "block", NONE: "none", OVERFLOW: "overflow", HIDDEN: "hidden", SCROLL: "scroll", FLOAT: "float", CLEAR: "clear", BOTH: "both",
 	PADDING: "padding", BORDER: "border", MARGIN: "margin", MARGIN_TOP: "margin-top", MARGIN_X: "margin-x", MARGIN_Y: "margin-y",