diff --git a/src/web/app/common/tags/messaging/index.tag b/src/web/app/common/tags/messaging/index.tag
index 74173b738e..ca1adaaa70 100644
--- a/src/web/app/common/tags/messaging/index.tag
+++ b/src/web/app/common/tags/messaging/index.tag
@@ -314,11 +314,11 @@
 					query: q
 					max: 5
 				.then (users) =>
-					users.for-each (user) =>
+					users.forEach (user) =>
 						user._click = =>
 							this.trigger 'navigate-user' user
-							this.search-result = []
-					this.search-result = users
+							this.searchResult = []
+					this.searchResult = users
 					this.update();
 				.catch (err) =>
 					console.error err
@@ -330,16 +330,16 @@
 				| 9, 40 => // Key[TAB] or Key[↓]
 					e.preventDefault();
 					e.stopPropagation();
-					this.refs.search-result.childNodes[0].focus();
+					this.refs.searchResult.childNodes[0].focus();
 		};
 
-		this.on-search-result-keydown = (i, e) => {
+		this.on-searchResult-keydown = (i, e) => {
 			key = e.which
 			switch (key)
 				| 10, 13 => // Key[ENTER]
 					e.preventDefault();
 					e.stopPropagation();
-					@search-result[i]._click!
+					this.searchResult[i]._click();
 				| 27 => // Key[ESC]
 					e.preventDefault();
 					e.stopPropagation();
@@ -347,11 +347,11 @@
 				| 38 => // Key[↑]
 					e.preventDefault();
 					e.stopPropagation();
-					(this.refs.search-result.childNodes[i].previous-element-sibling || this.refs.search-result.childNodes[@search-result.length - 1]).focus();
+					(this.refs.searchResult.childNodes[i].previousElementSibling || this.refs.searchResult.childNodes[this.searchResult.length - 1]).focus();
 				| 9, 40 => // Key[TAB] or Key[↓]
 					e.preventDefault();
 					e.stopPropagation();
-					(this.refs.search-result.childNodes[i].next-element-sibling || this.refs.search-result.childNodes[0]).focus();
+					(this.refs.searchResult.childNodes[i].nextElementSibling || this.refs.searchResult.childNodes[0]).focus();
 		};
 
 	</script>
diff --git a/src/web/app/common/tags/messaging/room.tag b/src/web/app/common/tags/messaging/room.tag
index f04fd4638d..6565d4c418 100644
--- a/src/web/app/common/tags/messaging/room.tag
+++ b/src/web/app/common/tags/messaging/room.tag
@@ -159,9 +159,9 @@
 			document.removeEventListener 'visibilitychange' this.on-visibilitychange
 
 		this.on('update', () => {
-			@messages.for-each (message) =>
-				date = (new Date message.created_at).get-date!
-				month = (new Date message.created_at).get-month! + 1
+			@messages.forEach (message) =>
+				date = (new Date message.created_at).getDate()
+				month = (new Date message.created_at).getMonth() + 1
 				message._date = date
 				message._datetext = month + '月 ' + date + '日'
 
@@ -184,7 +184,7 @@
 
 		this.on-read = (ids) => {
 			if not Array.isArray ids then ids = [ids]
-			ids.for-each (id) =>
+			ids.forEach (id) =>
 				if (@messages.some (x) => x.id == id)
 					exist = (@messages.map (x) -> x.id).index-of id
 					@messages[exist].is_read = true
@@ -215,7 +215,7 @@
 
 		this.on-visibilitychange = () => {
 			if document.hidden then return
-			@messages.for-each (message) =>
+			@messages.forEach (message) =>
 				if message.user_id != this.I.id and not message.is_read
 					@connection.socket.send JSON.stringify do
 						type: 'read' 
diff --git a/src/web/app/common/tags/ripple-string.tag b/src/web/app/common/tags/ripple-string.tag
index f52d75e706..f6cd8c94d8 100644
--- a/src/web/app/common/tags/ripple-string.tag
+++ b/src/web/app/common/tags/ripple-string.tag
@@ -17,7 +17,7 @@
 		this.on('mount', () => {
 			text = this.root.innerHTML
 			this.root.innerHTML = ''
-			(text.split '').for-each (c, i) =>
+			(text.split '').forEach (c, i) =>
 				ce = document.createElement 'span' 
 				ce.innerHTML = c
 				ce.style.animationDelay = (i / 10) + 's'
diff --git a/src/web/app/common/tags/signin-history.tag b/src/web/app/common/tags/signin-history.tag
index 97087e3473..6b2ca1e6c9 100644
--- a/src/web/app/common/tags/signin-history.tag
+++ b/src/web/app/common/tags/signin-history.tag
@@ -63,10 +63,10 @@
 			.catch (err) =>
 				console.error err
 
-			@stream.on 'signin' this.on-signin
+			this.stream.on 'signin' this.on-signin
 
 		this.on('unmount', () => {
-			@stream.off 'signin' this.on-signin
+			this.stream.off 'signin' this.on-signin
 
 		this.on-signin = (signin) => {
 			@history.unshift signin
diff --git a/src/web/app/common/tags/signin.tag b/src/web/app/common/tags/signin.tag
index e71795708f..204ed83269 100644
--- a/src/web/app/common/tags/signin.tag
+++ b/src/web/app/common/tags/signin.tag
@@ -127,7 +127,7 @@
 				username: this.refs.username.value
 				password: this.refs.password.value
 			.then =>
-				location.reload!
+				location.reload();
 			.catch =>
 				alert 'something happened'
 				this.signing = false
diff --git a/src/web/app/common/tags/signup.tag b/src/web/app/common/tags/signup.tag
index f8ac1c19cd..06e044a411 100644
--- a/src/web/app/common/tags/signup.tag
+++ b/src/web/app/common/tags/signup.tag
@@ -268,15 +268,15 @@
 		this.onsubmit = (e) => {
 			e.preventDefault();
 
-			username = this.refs.username.value
-			password = this.refs.password.value
+			const username = this.refs.username.value;
+			const password = this.refs.password.value;
 
 			locker = document.body.appendChild document.createElement 'mk-locker' 
 
 			this.api 'signup' do
-				username: username
-				password: password
-				'g-recaptcha-response': grecaptcha.get-response!
+				username: username,
+				password: password,
+				'g-recaptcha-response': grecaptcha.getResponse()
 			.then =>
 				this.api 'signin' do
 					username: username
diff --git a/src/web/app/common/tags/time.tag b/src/web/app/common/tags/time.tag
index 1311133539..1bf0789162 100644
--- a/src/web/app/common/tags/time.tag
+++ b/src/web/app/common/tags/time.tag
@@ -6,25 +6,25 @@
 		this.tickid = null
 
 		this.absolute = 
-			@time.get-full-year! + '年' +
-			@time.get-month! + 1 + '月' +
-			@time.get-date!      + '日' +
+			this.time.getFullYear() + '年' +
+			this.time.getMonth() + 1 + '月' +
+			this.time.getDate()      + '日' +
 			' ' +
-			@time.get-hours!     + '時' +
-			@time.get-minutes!   + '分' 
+			this.time.getHours()     + '時' +
+			this.time.getMinutes()   + '分' 
 
 		this.on('mount', () => {
-			if @mode == 'relative' or @mode == 'detail' 
-				@tick!
-				this.tickid = set-interval @tick, 1000ms
+			if this.mode == 'relative' or this.mode == 'detail' 
+				this.tick!
+				this.tickid = setInterval this.tick, 1000ms
 
 		this.on('unmount', () => {
-			if @mode == 'relative' or @mode == 'detail' 
-				clear-interval @tickid
+			if this.mode == 'relative' or this.mode == 'detail' 
+				clearInterval this.tickid
 
 		this.tick = () => {
-			now = new Date!
-			ago = (now - @time) / 1000ms
+			const now = new Date();
+			ago = (now - this.time) / 1000ms
 			this.relative = switch
 				| ago >= 31536000s => ~~(ago / 31536000s) + '年前'
 				| ago >= 2592000s  => ~~(ago / 2592000s)  + 'ヶ月前'
diff --git a/src/web/app/desktop/tags/analog-clock.tag b/src/web/app/desktop/tags/analog-clock.tag
index c1390be649..ec627ec65f 100644
--- a/src/web/app/desktop/tags/analog-clock.tag
+++ b/src/web/app/desktop/tags/analog-clock.tag
@@ -11,16 +11,16 @@
 	<script>
 		this.on('mount', () => {
 			@draw!
-			this.clock = set-interval @draw, 1000ms
+			this.clock = setInterval @draw, 1000ms
 
 		this.on('unmount', () => {
-			clear-interval @clock
+			clearInterval @clock
 
 		this.draw = () => {
-			now = new Date!
+			const now = new Date();
 			s = now.get-seconds!
-			m = now.get-minutes!
-			h = now.get-hours!
+			m = now.getMinutes()
+			h = now.getHours()
 
 			vec2 = (x, y) ->
 				this.x = x
diff --git a/src/web/app/desktop/tags/autocomplete-suggestion.tag b/src/web/app/desktop/tags/autocomplete-suggestion.tag
index 29ce938b84..126c3f3be5 100644
--- a/src/web/app/desktop/tags/autocomplete-suggestion.tag
+++ b/src/web/app/desktop/tags/autocomplete-suggestion.tag
@@ -92,7 +92,7 @@
 			@textarea.addEventListener 'keydown' this.on-keydown
 
 			all = document.query-selector-all 'body *'
-			Array.prototype.for-each.call all, (el) =>
+			Array.prototype.forEach.call all, (el) =>
 				el.addEventListener 'mousedown' @mousedown
 
 			this.api 'users/search_by_username' do
@@ -109,7 +109,7 @@
 			@textarea.removeEventListener 'keydown' this.on-keydown
 
 			all = document.query-selector-all 'body *'
-			Array.prototype.for-each.call all, (el) =>
+			Array.prototype.forEach.call all, (el) =>
 				el.removeEventListener 'mousedown' @mousedown
 
 		this.mousedown = (e) => {
@@ -164,7 +164,7 @@
 			@apply-select!
 
 		this.apply-select = () => {
-			this.refs.users.children.for-each (el) =>
+			this.refs.users.children.forEach (el) =>
 				el.remove-attribute 'data-selected' 
 
 			this.refs.users.children[@select].setAttribute 'data-selected' \true
diff --git a/src/web/app/desktop/tags/big-follow-button.tag b/src/web/app/desktop/tags/big-follow-button.tag
index 78ecbc2d62..e4200277c8 100644
--- a/src/web/app/desktop/tags/big-follow-button.tag
+++ b/src/web/app/desktop/tags/big-follow-button.tag
@@ -84,12 +84,12 @@
 				this.user = user
 				this.init = false
 				this.update();
-				@stream.on 'follow' this.on-stream-follow
-				@stream.on 'unfollow' this.on-stream-unfollow
+				this.stream.on 'follow' this.on-stream-follow
+				this.stream.on 'unfollow' this.on-stream-unfollow
 
 		this.on('unmount', () => {
-			@stream.off 'follow' this.on-stream-follow
-			@stream.off 'unfollow' this.on-stream-unfollow
+			this.stream.off 'follow' this.on-stream-follow
+			this.stream.off 'unfollow' this.on-stream-unfollow
 
 		this.on-stream-follow = (user) => {
 			if user.id == @user.id
diff --git a/src/web/app/desktop/tags/contextmenu.tag b/src/web/app/desktop/tags/contextmenu.tag
index 400090c6c4..87dde8a844 100644
--- a/src/web/app/desktop/tags/contextmenu.tag
+++ b/src/web/app/desktop/tags/contextmenu.tag
@@ -105,7 +105,7 @@
 
 		this.open = (pos) => {
 			all = document.query-selector-all 'body *'
-			Array.prototype.for-each.call all, (el) =>
+			Array.prototype.forEach.call all, (el) =>
 				el.addEventListener 'mousedown' @mousedown
 			this.root.style.display = 'block' 
 			this.root.style.left = pos.x + 'px' 
@@ -123,7 +123,7 @@
 
 		this.close = () => {
 			all = document.query-selector-all 'body *'
-			Array.prototype.for-each.call all, (el) =>
+			Array.prototype.forEach.call all, (el) =>
 				el.removeEventListener 'mousedown' @mousedown
 			this.trigger('closed');
 			this.unmount();
diff --git a/src/web/app/desktop/tags/dialog.tag b/src/web/app/desktop/tags/dialog.tag
index f163f99b81..d4088fabd3 100644
--- a/src/web/app/desktop/tags/dialog.tag
+++ b/src/web/app/desktop/tags/dialog.tag
@@ -80,10 +80,10 @@
 	</style>
 	<script>
 		this.can-through = if opts.can-through? then opts.can-through else true
-		this.opts.buttons.for-each (button) =>
+		this.opts.buttons.forEach (button) =>
 			button._onclick = =>
 				if button.onclick?
-					button.onclick!
+					button.onclick();
 				@close!
 
 		this.on('mount', () => {
diff --git a/src/web/app/desktop/tags/drive/browser.tag b/src/web/app/desktop/tags/drive/browser.tag
index 383da90188..c138325238 100644
--- a/src/web/app/desktop/tags/drive/browser.tag
+++ b/src/web/app/desktop/tags/drive/browser.tag
@@ -243,24 +243,24 @@
 		this.mixin('input-dialog');
 		this.mixin('stream');
 
-		this.files = []
-		this.folders = []
-		this.hierarchy-folders = []
+		this.files = [];
+		this.folders = [];
+		this.hierarchyFolders = [];
 
-		this.uploads = []
+		this.uploads = [];
 
 		// 現在の階層(フォルダ)
 		// * null でルートを表す
-		this.folder = null
+		this.folder = null;
 
 		this.multiple = if this.opts.multiple? then this.opts.multiple else false
 
 		// ドロップされようとしているか
-		this.draghover = false
+		this.draghover = false;
 
 		// 自信の所有するアイテムがドラッグをスタートさせたか
 		// (自分自身の階層にドロップできないようにするためのフラグ)
-		this.is-drag-source = false
+		this.is-drag-source = false;
 
 		this.on('mount', () => {
 			this.refs.uploader.on('uploaded', (file) => {
@@ -270,10 +270,10 @@
 				this.uploads = uploads
 				this.update();
 
-			@stream.on 'drive_file_created' this.on-stream-drive-file-created
-			@stream.on 'drive_file_updated' this.on-stream-drive-file-updated
-			@stream.on 'drive_folder_created' this.on-stream-drive-folder-created
-			@stream.on 'drive_folder_updated' this.on-stream-drive-folder-updated
+			this.stream.on 'drive_file_created' this.on-stream-drive-file-created
+			this.stream.on 'drive_file_updated' this.on-stream-drive-file-updated
+			this.stream.on 'drive_folder_created' this.on-stream-drive-folder-created
+			this.stream.on 'drive_folder_updated' this.on-stream-drive-folder-updated
 
 			// Riotのバグでnullを渡しても""になる
 			// https://github.com/riot/riot/issues/2080
@@ -284,10 +284,10 @@
 				@load!
 
 		this.on('unmount', () => {
-			@stream.off 'drive_file_created' this.on-stream-drive-file-created
-			@stream.off 'drive_file_updated' this.on-stream-drive-file-updated
-			@stream.off 'drive_folder_created' this.on-stream-drive-folder-created
-			@stream.off 'drive_folder_updated' this.on-stream-drive-folder-updated
+			this.stream.off 'drive_file_created' this.on-stream-drive-file-created
+			this.stream.off 'drive_file_updated' this.on-stream-drive-file-updated
+			this.stream.off 'drive_folder_created' this.on-stream-drive-folder-created
+			this.stream.off 'drive_folder_updated' this.on-stream-drive-folder-updated
 
 		this.on-stream-drive-file-created = (file) => {
 			@add-file file, true
@@ -315,30 +315,30 @@
 
 			rect = this.refs.main.get-bounding-client-rect!
 
-			left = e.page-x + this.refs.main.scroll-left - rect.left - window.page-x-offset
-			top = e.page-y + this.refs.main.scroll-top - rect.top - window.page-y-offset
+			left = e.pageX + this.refs.main.scroll-left - rect.left - window.pageXOffset
+			top = e.pageY + this.refs.main.scroll-top - rect.top - window.pageYOffset
 
 			move = (e) =>
 				this.refs.selection.style.display = 'block' 
 
-				cursor-x = e.page-x + this.refs.main.scroll-left - rect.left - window.page-x-offset
-				cursor-y = e.page-y + this.refs.main.scroll-top - rect.top - window.page-y-offset
-				w = cursor-x - left
-				h = cursor-y - top
+				cursorX = e.pageX + this.refs.main.scroll-left - rect.left - window.pageXOffset
+				cursorY = e.pageY + this.refs.main.scroll-top - rect.top - window.pageYOffset
+				w = cursorX - left
+				h = cursorY - top
 
 				if w > 0
 					this.refs.selection.style.width = w + 'px' 
 					this.refs.selection.style.left = left + 'px' 
 				else
 					this.refs.selection.style.width = -w + 'px' 
-					this.refs.selection.style.left = cursor-x + 'px' 
+					this.refs.selection.style.left = cursorX + 'px' 
 
 				if h > 0
 					this.refs.selection.style.height = h + 'px' 
 					this.refs.selection.style.top = top + 'px' 
 				else
 					this.refs.selection.style.height = -h + 'px' 
-					this.refs.selection.style.top = cursor-y + 'px' 
+					this.refs.selection.style.top = cursorY + 'px' 
 
 			up = (e) =>
 				document.document-element.removeEventListener 'mousemove' move
@@ -351,7 +351,7 @@
 
 		this.path-oncontextmenu = (e) => {
 			e.preventDefault();
-			e.stop-immediate-propagation!
+			e.stopImmediatePropagation();
 			return false
 
 		this.ondragover = (e) => {
@@ -361,7 +361,7 @@
 			// ドラッグ元が自分自身の所有するアイテムかどうか
 			if !@is-drag-source
 				// ドラッグされてきたものがファイルだったら
-				if e.dataTransfer.effect-allowed == 'all' 
+				if e.dataTransfer.effectAllowed == 'all' 
 					e.dataTransfer.dropEffect = 'copy' 
 				else
 					e.dataTransfer.dropEffect = 'move' 
@@ -387,7 +387,7 @@
 
 			// ドロップされてきたものがファイルだったら
 			if e.dataTransfer.files.length > 0
-				Array.prototype.for-each.call e.dataTransfer.files, (file) =>
+				Array.prototype.forEach.call e.dataTransfer.files, (file) =>
 					@upload file, this.folder
 				return false
 
@@ -440,20 +440,20 @@
 
 		this.oncontextmenu = (e) => {
 			e.preventDefault();
-			e.stop-immediate-propagation!
+			e.stopImmediatePropagation();
 
 			ctx = document.body.appendChild document.createElement 'mk-drive-browser-base-contextmenu' 
 			ctx = riot.mount ctx, do
-				browser: @
+				browser: this
 			ctx = ctx.0
 			ctx.open do
-				x: e.page-x - window.page-x-offset
-				y: e.page-y - window.page-y-offset
+				x: e.pageX - window.pageXOffset
+				y: e.pageY - window.pageYOffset
 
 			return false
 
 		this.select-local-file = () => {
-			this.refs.file-input.click!
+			this.refs.file-input.click();
 
 		this.url-upload = () => {
 			url <~ @input-dialog do
@@ -522,10 +522,10 @@
 				folder_id: target-folder
 			.then (folder) =>
 				this.folder = folder
-				this.hierarchy-folders = []
+				this.hierarchyFolders = []
 
 				x = (f) =>
-					@hierarchy-folders.unshift f
+					@hierarchyFolders.unshift f
 					if f.parent?
 						x f.parent
 
@@ -588,7 +588,7 @@
 		this.go-root = () => {
 			if this.folder != null
 				this.folder = null
-				this.hierarchy-folders = []
+				this.hierarchyFolders = []
 				this.update();
 				@load!
 
@@ -635,9 +635,9 @@
 			flag = false
 			complete = =>
 				if flag
-					load-folders.for-each (folder) =>
+					load-folders.forEach (folder) =>
 						@add-folder folder
-					load-files.for-each (file) =>
+					load-files.forEach (file) =>
 						@add-file file
 					this.loading = false
 					this.update();
diff --git a/src/web/app/desktop/tags/drive/file.tag b/src/web/app/desktop/tags/drive/file.tag
index e0e9beb217..7016f74291 100644
--- a/src/web/app/desktop/tags/drive/file.tag
+++ b/src/web/app/desktop/tags/drive/file.tag
@@ -166,14 +166,14 @@
 				if this.file._selected
 					this.browser.trigger 'selected' this.file
 				else
-					this.browser.files.for-each (file) =>
+					this.browser.files.forEach (file) =>
 						file._selected = false
 					this.file._selected = true
 					this.browser.trigger 'change-selection' this.file
 
 		this.oncontextmenu = (e) => {
 			e.preventDefault();
-			e.stop-immediate-propagation!
+			e.stopImmediatePropagation();
 
 			this.is-contextmenu-showing = true
 			this.update();
@@ -183,15 +183,15 @@
 				file: this.file
 			ctx = ctx.0
 			ctx.open do
-				x: e.page-x - window.page-x-offset
-				y: e.page-y - window.page-y-offset
+				x: e.pageX - window.pageXOffset
+				y: e.pageY - window.pageYOffset
 			ctx.on('closed', () => {
 				this.is-contextmenu-showing = false
 				this.update();
 			return false
 
 		this.ondragstart = (e) => {
-			e.dataTransfer.effect-allowed = 'move' 
+			e.dataTransfer.effectAllowed = 'move' 
 			e.dataTransfer.set-data 'text' JSON.stringify do
 				type: 'file' 
 				id: this.file.id
diff --git a/src/web/app/desktop/tags/drive/folder.tag b/src/web/app/desktop/tags/drive/folder.tag
index 25524a80d6..02215dac37 100644
--- a/src/web/app/desktop/tags/drive/folder.tag
+++ b/src/web/app/desktop/tags/drive/folder.tag
@@ -77,7 +77,7 @@
 			// 自分自身がドラッグされていない場合
 			if !@is-dragging
 				// ドラッグされてきたものがファイルだったら
-				if e.dataTransfer.effect-allowed == 'all' 
+				if e.dataTransfer.effectAllowed == 'all' 
 					e.dataTransfer.dropEffect = 'copy' 
 				else
 					e.dataTransfer.dropEffect = 'move' 
@@ -99,7 +99,7 @@
 
 			// ファイルだったら
 			if e.dataTransfer.files.length > 0
-				Array.prototype.for-each.call e.dataTransfer.files, (file) =>
+				Array.prototype.forEach.call e.dataTransfer.files, (file) =>
 					this.browser.upload file, this.folder
 				return false
 
@@ -147,7 +147,7 @@
 			return false
 
 		this.ondragstart = (e) => {
-			e.dataTransfer.effect-allowed = 'move' 
+			e.dataTransfer.effectAllowed = 'move' 
 			e.dataTransfer.set-data 'text' JSON.stringify do
 				type: 'folder' 
 				id: this.folder.id
@@ -163,7 +163,7 @@
 
 		this.oncontextmenu = (e) => {
 			e.preventDefault();
-			e.stop-immediate-propagation!
+			e.stopImmediatePropagation();
 
 			this.is-contextmenu-showing = true
 			this.update();
@@ -173,8 +173,8 @@
 				folder: this.folder
 			ctx = ctx.0
 			ctx.open do
-				x: e.page-x - window.page-x-offset
-				y: e.page-y - window.page-y-offset
+				x: e.pageX - window.pageXOffset
+				y: e.pageY - window.pageYOffset
 			ctx.on('closed', () => {
 				this.is-contextmenu-showing = false
 				this.update();
diff --git a/src/web/app/desktop/tags/drive/nav-folder.tag b/src/web/app/desktop/tags/drive/nav-folder.tag
index 5a620d76c8..f0dab487e8 100644
--- a/src/web/app/desktop/tags/drive/nav-folder.tag
+++ b/src/web/app/desktop/tags/drive/nav-folder.tag
@@ -33,7 +33,7 @@
 			if this.folder == null and this.browser.folder == null
 				e.dataTransfer.dropEffect = 'none' 
 			// ドラッグされてきたものがファイルだったら
-			else if e.dataTransfer.effect-allowed == 'all' 
+			else if e.dataTransfer.effectAllowed == 'all' 
 				e.dataTransfer.dropEffect = 'copy' 
 			else
 				e.dataTransfer.dropEffect = 'move' 
@@ -53,7 +53,7 @@
 
 			// ファイルだったら
 			if e.dataTransfer.files.length > 0
-				Array.prototype.for-each.call e.dataTransfer.files, (file) =>
+				Array.prototype.forEach.call e.dataTransfer.files, (file) =>
 					this.browser.upload file, this.folder
 				return false
 
diff --git a/src/web/app/desktop/tags/follow-button.tag b/src/web/app/desktop/tags/follow-button.tag
index 87284cbc04..7b4f8f81d0 100644
--- a/src/web/app/desktop/tags/follow-button.tag
+++ b/src/web/app/desktop/tags/follow-button.tag
@@ -81,12 +81,12 @@
 				this.user = user
 				this.init = false
 				this.update();
-				@stream.on 'follow' this.on-stream-follow
-				@stream.on 'unfollow' this.on-stream-unfollow
+				this.stream.on 'follow' this.on-stream-follow
+				this.stream.on 'unfollow' this.on-stream-unfollow
 
 		this.on('unmount', () => {
-			@stream.off 'follow' this.on-stream-follow
-			@stream.off 'unfollow' this.on-stream-unfollow
+			this.stream.off 'follow' this.on-stream-follow
+			this.stream.off 'unfollow' this.on-stream-unfollow
 
 		this.on-stream-follow = (user) => {
 			if user.id == @user.id
diff --git a/src/web/app/desktop/tags/following-setuper.tag b/src/web/app/desktop/tags/following-setuper.tag
index fd1aa4bc88..fa540511aa 100644
--- a/src/web/app/desktop/tags/following-setuper.tag
+++ b/src/web/app/desktop/tags/following-setuper.tag
@@ -142,7 +142,7 @@
 
 			this.api 'users/recommendation' do
 				limit: @limit
-				offset: @limit * @page
+				offset: @limit * this.page
 			.then (users) =>
 				this.loading = false
 				this.users = users
@@ -154,7 +154,7 @@
 			if @users.length < @limit
 				this.page = 0
 			else
-				@page++
+				this.page++
 			@load!
 
 		this.close = () => {
diff --git a/src/web/app/desktop/tags/home-widgets/calendar.tag b/src/web/app/desktop/tags/home-widgets/calendar.tag
index fb8d889629..acf8e8c734 100644
--- a/src/web/app/desktop/tags/home-widgets/calendar.tag
+++ b/src/web/app/desktop/tags/home-widgets/calendar.tag
@@ -107,10 +107,10 @@
 	</style>
 	<script>
 		this.draw = () => {
-			now = new Date!
-			nd = now.get-date!
-			nm = now.get-month!
-			ny = now.get-full-year!
+			const now = new Date();
+			nd = now.getDate()
+			nm = now.getMonth()
+			ny = now.getFullYear()
 
 			this.year = ny
 			this.month = nm + 1
@@ -140,9 +140,9 @@
 		@draw!
 
 		this.on('mount', () => {
-			this.clock = set-interval @draw, 1000ms
+			this.clock = setInterval @draw, 1000ms
 
 		this.on('unmount', () => {
-			clear-interval @clock
+			clearInterval @clock
 	</script>
 </mk-calendar-home-widget>
diff --git a/src/web/app/desktop/tags/home-widgets/mentions.tag b/src/web/app/desktop/tags/home-widgets/mentions.tag
index 492eacb177..706242547a 100644
--- a/src/web/app/desktop/tags/home-widgets/mentions.tag
+++ b/src/web/app/desktop/tags/home-widgets/mentions.tag
@@ -73,7 +73,7 @@
 
 		this.fetch = (cb) => {
 			this.api 'posts/mentions' do
-				following: @mode == 'following' 
+				following: this.mode == 'following' 
 			.then (posts) =>
 				this.is-loading = false
 				this.is-empty = posts.length == 0
@@ -90,7 +90,7 @@
 			this.more-loading = true
 			this.update();
 			this.api 'posts/mentions' do
-				following: @mode == 'following' 
+				following: this.mode == 'following' 
 				max_id: this.refs.timeline.tail!.id
 			.then (posts) =>
 				this.more-loading = false
diff --git a/src/web/app/desktop/tags/home-widgets/photo-stream.tag b/src/web/app/desktop/tags/home-widgets/photo-stream.tag
index f7a80f40a9..c606fac640 100644
--- a/src/web/app/desktop/tags/home-widgets/photo-stream.tag
+++ b/src/web/app/desktop/tags/home-widgets/photo-stream.tag
@@ -64,7 +64,7 @@
 		this.initializing = true
 
 		this.on('mount', () => {
-			@stream.on 'drive_file_created' this.on-stream-drive-file-created
+			this.stream.on 'drive_file_created' this.on-stream-drive-file-created
 
 			this.api 'drive/stream' do
 				type: 'image/*'
@@ -75,7 +75,7 @@
 				this.update();
 
 		this.on('unmount', () => {
-			@stream.off 'drive_file_created' this.on-stream-drive-file-created
+			this.stream.off 'drive_file_created' this.on-stream-drive-file-created
 
 		this.on-stream-drive-file-created = (file) => {
 			if /^image\/.+$/.test file.type
diff --git a/src/web/app/desktop/tags/home-widgets/rss-reader.tag b/src/web/app/desktop/tags/home-widgets/rss-reader.tag
index 2ced342a43..d44f76b169 100644
--- a/src/web/app/desktop/tags/home-widgets/rss-reader.tag
+++ b/src/web/app/desktop/tags/home-widgets/rss-reader.tag
@@ -73,10 +73,10 @@
 
 		this.on('mount', () => {
 			@fetch!
-			this.clock = set-interval @fetch, 60000ms
+			this.clock = setInterval @fetch, 60000ms
 
 		this.on('unmount', () => {
-			clear-interval @clock
+			clearInterval @clock
 
 		this.fetch = () => {
 			this.api CONFIG.url + '/api:rss' do
diff --git a/src/web/app/desktop/tags/home-widgets/timeline.tag b/src/web/app/desktop/tags/home-widgets/timeline.tag
index dbeac5eaf8..b040689564 100644
--- a/src/web/app/desktop/tags/home-widgets/timeline.tag
+++ b/src/web/app/desktop/tags/home-widgets/timeline.tag
@@ -42,9 +42,9 @@
 		this.no-following = this.I.following_count == 0
 
 		this.on('mount', () => {
-			@stream.on 'post' this.on-stream-post
-			@stream.on 'follow' this.on-stream-follow
-			@stream.on 'unfollow' this.on-stream-unfollow
+			this.stream.on 'post' this.on-stream-post
+			this.stream.on 'follow' this.on-stream-follow
+			this.stream.on 'unfollow' this.on-stream-unfollow
 
 			document.addEventListener 'keydown' this.on-document-keydown
 			window.addEventListener 'scroll' this.on-scroll
@@ -53,9 +53,9 @@
 				this.trigger('loaded');
 
 		this.on('unmount', () => {
-			@stream.off 'post' this.on-stream-post
-			@stream.off 'follow' this.on-stream-follow
-			@stream.off 'unfollow' this.on-stream-unfollow
+			this.stream.off 'post' this.on-stream-post
+			this.stream.off 'follow' this.on-stream-follow
+			this.stream.off 'unfollow' this.on-stream-unfollow
 
 			document.removeEventListener 'keydown' this.on-document-keydown
 			window.removeEventListener 'scroll' this.on-scroll
diff --git a/src/web/app/desktop/tags/home-widgets/tips.tag b/src/web/app/desktop/tags/home-widgets/tips.tag
index 08e1b1737e..6718c70630 100644
--- a/src/web/app/desktop/tags/home-widgets/tips.tag
+++ b/src/web/app/desktop/tags/home-widgets/tips.tag
@@ -43,10 +43,10 @@
 
 		this.on('mount', () => {
 			@set!
-			this.clock = set-interval @change, 20000ms
+			this.clock = setInterval @change, 20000ms
 
 		this.on('unmount', () => {
-			clear-interval @clock
+			clearInterval @clock
 
 		this.set = () => {
 			this.refs.text.innerHTML = @tips[Math.floor Math.random! * @tips.length]
diff --git a/src/web/app/desktop/tags/home-widgets/user-recommendation.tag b/src/web/app/desktop/tags/home-widgets/user-recommendation.tag
index f2a8a7476d..19b6310ea0 100644
--- a/src/web/app/desktop/tags/home-widgets/user-recommendation.tag
+++ b/src/web/app/desktop/tags/home-widgets/user-recommendation.tag
@@ -120,13 +120,13 @@
 
 		this.on('mount', () => {
 			@fetch!
-			this.clock = set-interval =>
+			this.clock = setInterval =>
 				if @users.length < @limit
 					@fetch true
 			, 60000ms
 
 		this.on('unmount', () => {
-			clear-interval @clock
+			clearInterval @clock
 
 		this.fetch = (quiet = false) => {
 			this.loading = true
@@ -134,7 +134,7 @@
 			if not quiet then this.update();
 			this.api 'users/recommendation' do
 				limit: @limit
-				offset: @limit * @page
+				offset: @limit * this.page
 			.then (users) =>
 				this.loading = false
 				this.users = users
@@ -146,7 +146,7 @@
 			if @users.length < @limit
 				this.page = 0
 			else
-				@page++
+				this.page++
 			@fetch!
 	</script>
 </mk-user-recommendation-home-widget>
diff --git a/src/web/app/desktop/tags/home.tag b/src/web/app/desktop/tags/home.tag
index 729022073e..3d0d9d415a 100644
--- a/src/web/app/desktop/tags/home.tag
+++ b/src/web/app/desktop/tags/home.tag
@@ -62,7 +62,7 @@
 		this.mode = this.opts.mode || 'timeline' 
 
 		// https://github.com/riot/riot/issues/2080
-		if @mode == '' then this.mode = 'timeline' 
+		if this.mode == '' then this.mode = 'timeline' 
 
 		this.home = []
 
@@ -70,7 +70,7 @@
 			this.refs.tl.on('loaded', () => {
 				this.trigger('loaded');
 
-			this.I.data.home.for-each (widget) =>
+			this.I.data.home.forEach (widget) =>
 				try
 					el = document.createElement 'mk-' + widget.name + '-home-widget' 
 					switch widget.place
@@ -84,7 +84,7 @@
 					// noop
 
 		this.on('unmount', () => {
-			@home.for-each (widget) =>
+			@home.forEach (widget) =>
 				widget.unmount!
 	</script>
 </mk-home>
diff --git a/src/web/app/desktop/tags/notifications.tag b/src/web/app/desktop/tags/notifications.tag
index 39a33e4102..39d86c5e20 100644
--- a/src/web/app/desktop/tags/notifications.tag
+++ b/src/web/app/desktop/tags/notifications.tag
@@ -194,19 +194,19 @@
 			.catch (err, text-status) ->
 				console.error err
 
-			@stream.on 'notification' this.on-notification
+			this.stream.on 'notification' this.on-notification
 
 		this.on('unmount', () => {
-			@stream.off 'notification' this.on-notification
+			this.stream.off 'notification' this.on-notification
 
 		this.on-notification = (notification) => {
 			@notifications.unshift notification
 			this.update();
 
 		this.on('update', () => {
-			@notifications.for-each (notification) =>
-				date = (new Date notification.created_at).get-date!
-				month = (new Date notification.created_at).get-month! + 1
+			@notifications.forEach (notification) =>
+				date = (new Date notification.created_at).getDate()
+				month = (new Date notification.created_at).getMonth() + 1
 				notification._date = date
 				notification._datetext = month + '月 ' + date + '日'
 	</script>
diff --git a/src/web/app/desktop/tags/pages/home.tag b/src/web/app/desktop/tags/pages/home.tag
index 3dd0b69d83..4ed74a373d 100644
--- a/src/web/app/desktop/tags/pages/home.tag
+++ b/src/web/app/desktop/tags/pages/home.tag
@@ -27,11 +27,11 @@
 
 			document.title = 'Misskey'
 			this.Progress.start();
-			@stream.on 'post' this.on-stream-post
+			this.stream.on 'post' this.on-stream-post
 			document.addEventListener 'visibilitychange' @window-on-visibilitychange, false
 
 		this.on('unmount', () => {
-			@stream.off 'post' this.on-stream-post
+			this.stream.off 'post' this.on-stream-post
 			document.removeEventListener 'visibilitychange' @window-on-visibilitychange
 
 		this.on-stream-post = (post) => {
diff --git a/src/web/app/desktop/tags/post-detail-sub.tag b/src/web/app/desktop/tags/post-detail-sub.tag
index 1a6dbe0699..b61898f675 100644
--- a/src/web/app/desktop/tags/post-detail-sub.tag
+++ b/src/web/app/desktop/tags/post-detail-sub.tag
@@ -110,31 +110,31 @@
 
 		this.post = this.opts.post
 
-		this.url = CONFIG.url + '/' + @post.user.username + '/' + @post.id
+		this.url = CONFIG.url + '/' + this.post.user.username + '/' + this.post.id
 
-		this.title = @date-stringify @post.created_at
+		this.title = @date-stringify this.post.created_at
 
 		this.on('mount', () => {
-			if @post.text?
-				tokens = @analyze @post.text
+			if this.post.text?
+				tokens = @analyze this.post.text
 				this.refs.text.innerHTML = @compile tokens
 
-				this.refs.text.children.for-each (e) =>
+				this.refs.text.children.forEach (e) =>
 					if e.tag-name == 'MK-URL' 
 						riot.mount e
 
 		this.like = () => {
-			if @post.is_liked
+			if this.post.is_liked
 				this.api 'posts/likes/delete' do
-					post_id: @post.id
+					post_id: this.post.id
 				.then =>
-					@post.is_liked = false
+					this.post.is_liked = false
 					this.update();
 			else
 				this.api 'posts/likes/create' do
-					post_id: @post.id
+					post_id: this.post.id
 				.then =>
-					@post.is_liked = true
+					this.post.is_liked = true
 					this.update();
 	</script>
 </mk-post-detail-sub>
diff --git a/src/web/app/desktop/tags/post-detail.tag b/src/web/app/desktop/tags/post-detail.tag
index c835521ad5..958b0c681b 100644
--- a/src/web/app/desktop/tags/post-detail.tag
+++ b/src/web/app/desktop/tags/post-detail.tag
@@ -349,18 +349,18 @@
 				this.post = post
 				this.trigger('loaded');
 
-				this.is-repost = @post.repost?
-				this.p = if @is-repost then @post.repost else @post
+				this.is-repost = this.post.repost?
+				this.p = if @is-repost then this.post.repost else this.post
 
-				this.title = @date-stringify @p.created_at
+				this.title = @date-stringify this.p.created_at
 
 				this.update();
 
-				if @p.text?
-					tokens = @analyze @p.text
+				if this.p.text?
+					tokens = @analyze this.p.text
 					this.refs.text.innerHTML = @compile tokens
 
-					this.refs.text.children.for-each (e) =>
+					this.refs.text.children.forEach (e) =>
 						if e.tag-name == 'MK-URL' 
 							riot.mount e
 
@@ -369,12 +369,12 @@
 						.filter (t) -> t.type == 'link' 
 						.map (t) =>
 							this.preview = this.refs.text.appendChild document.createElement 'mk-url-preview' 
-							riot.mount @preview, do
+							riot.mount this.preview, do
 								url: t.content
 
 				// Get likes
 				this.api 'posts/likes' do
-					post_id: @p.id
+					post_id: this.p.id
 					limit: 8
 				.then (likes) =>
 					this.likes = likes
@@ -382,7 +382,7 @@
 
 				// Get reposts
 				this.api 'posts/reposts' do
-					post_id: @p.id
+					post_id: this.p.id
 					limit: 8
 				.then (reposts) =>
 					this.reposts = reposts
@@ -390,7 +390,7 @@
 
 				// Get replies
 				this.api 'posts/replies' do
-					post_id: @p.id
+					post_id: this.p.id
 					limit: 8
 				.then (replies) =>
 					this.replies = replies
@@ -401,25 +401,25 @@
 		this.reply = () => {
 			form = document.body.appendChild document.createElement 'mk-post-form-window' 
 			riot.mount form, do
-				reply: @p
+				reply: this.p
 
 		this.repost = () => {
 			form = document.body.appendChild document.createElement 'mk-repost-form-window' 
 			riot.mount form, do
-				post: @p
+				post: this.p
 
 		this.like = () => {
-			if @p.is_liked
+			if this.p.is_liked
 				this.api 'posts/likes/delete' do
-					post_id: @p.id
+					post_id: this.p.id
 				.then =>
-					@p.is_liked = false
+					this.p.is_liked = false
 					this.update();
 			else
 				this.api 'posts/likes/create' do
-					post_id: @p.id
+					post_id: this.p.id
 				.then =>
-					@p.is_liked = true
+					this.p.is_liked = true
 					this.update();
 
 		this.load-context = () => {
@@ -427,7 +427,7 @@
 
 			// Get context
 			this.api 'posts/context' do
-				post_id: @p.reply_to_id
+				post_id: this.p.reply_to_id
 			.then (context) =>
 				this.context = context.reverse!
 				this.loading-context = false
diff --git a/src/web/app/desktop/tags/post-form.tag b/src/web/app/desktop/tags/post-form.tag
index d49feba144..ed56e2a117 100644
--- a/src/web/app/desktop/tags/post-form.tag
+++ b/src/web/app/desktop/tags/post-form.tag
@@ -348,7 +348,7 @@
 			e.stopPropagation();
 			this.draghover = true
 			// ドラッグされてきたものがファイルだったら
-			if e.dataTransfer.effect-allowed == 'all' 
+			if e.dataTransfer.effectAllowed == 'all' 
 				e.dataTransfer.dropEffect = 'copy' 
 			else
 				e.dataTransfer.dropEffect = 'move' 
@@ -367,7 +367,7 @@
 
 			// ファイルだったら
 			if e.dataTransfer.files.length > 0
-				Array.prototype.for-each.call e.dataTransfer.files, (file) =>
+				Array.prototype.forEach.call e.dataTransfer.files, (file) =>
 					@upload file
 				return false
 
@@ -390,7 +390,7 @@
 
 		this.onkeydown = (e) => {
 			if (e.which == 10 || e.which == 13) && (e.ctrlKey || e.meta-key)
-				@post!
+				this.post!
 
 		this.onpaste = (e) => {
 			data = e.clipboardData
@@ -402,14 +402,14 @@
 						@upload item.getAsFile();
 
 		this.select-file = () => {
-			this.refs.file.click!
+			this.refs.file.click();
 
 		this.select-file-from-drive = () => {
 			browser = document.body.appendChild document.createElement 'mk-select-file-from-drive-window' 
 			i = riot.mount browser, do
 				multiple: true
 			i[0].one 'selected' (files) =>
-				files.for-each @add-file
+				files.forEach @add-file
 
 		this.change-file = () => {
 			files = this.refs.file.files
@@ -448,7 +448,7 @@
 				text: this.refs.text.value
 				media_ids: files
 				reply_to_id: if @in-reply-to-post? then @in-reply-to-post.id else undefined
-				poll: if @poll then this.refs.poll.get! else undefined
+				poll: if this.poll then this.refs.poll.get! else undefined
 			.then (data) =>
 				this.trigger('post');
 				@notify if @in-reply-to-post? then '返信しました！' else '投稿しました！'
diff --git a/src/web/app/desktop/tags/post-preview.tag b/src/web/app/desktop/tags/post-preview.tag
index 5ee0a6065d..06008da3cf 100644
--- a/src/web/app/desktop/tags/post-preview.tag
+++ b/src/web/app/desktop/tags/post-preview.tag
@@ -88,6 +88,6 @@
 
 		this.post = this.opts.post
 
-		this.title = @date-stringify @post.created_at
+		this.title = @date-stringify this.post.created_at
 	</script>
 </mk-post-preview>
diff --git a/src/web/app/desktop/tags/post-status-graph.tag b/src/web/app/desktop/tags/post-status-graph.tag
index 039c676b10..f4a890a0c9 100644
--- a/src/web/app/desktop/tags/post-status-graph.tag
+++ b/src/web/app/desktop/tags/post-status-graph.tag
@@ -16,24 +16,24 @@
 		this.post-promise = if @is-promise this.opts.post then this.opts.post else Promise.resolve this.opts.post
 
 		this.on('mount', () => {
-			post <~ @post-promise.then
+			post <~ this.post-promise.then
 			this.post = post
 			this.update();
 
 			this.api 'aggregation/posts/like' do
-				post_id: @post.id
+				post_id: this.post.id
 				limit: 30days
 			.then (likes) =>
 				likes = likes.reverse!
 
 				this.api 'aggregation/posts/repost' do
-					post_id: @post.id
+					post_id: this.post.id
 					limit: 30days
 				.then (repost) =>
 					repost = repost.reverse!
 
 					this.api 'aggregation/posts/reply' do
-						post_id: @post.id
+						post_id: this.post.id
 						limit: 30days
 					.then (replies) =>
 						replies = replies.reverse!
diff --git a/src/web/app/desktop/tags/search-posts.tag b/src/web/app/desktop/tags/search-posts.tag
index a450e8a02c..c56caa05e2 100644
--- a/src/web/app/desktop/tags/search-posts.tag
+++ b/src/web/app/desktop/tags/search-posts.tag
@@ -63,16 +63,16 @@
 					this.refs.timeline.focus();
 
 		this.more = () => {
-			if @more-loading or @is-loading or @timeline.posts.length == 0
+			if @more-loading or @is-loading or this.timeline.posts.length == 0
 				return
 			this.more-loading = true
 			this.update();
 			this.api 'posts/search' do
 				query: @query
-				page: @page + 1
+				page: this.page + 1
 			.then (posts) =>
 				this.more-loading = false
-				@page++
+				this.page++
 				this.update();
 				this.refs.timeline.prepend-posts posts
 			.catch (err) =>
diff --git a/src/web/app/desktop/tags/stream-indicator.tag b/src/web/app/desktop/tags/stream-indicator.tag
index caa727dd8c..c3669c0744 100644
--- a/src/web/app/desktop/tags/stream-indicator.tag
+++ b/src/web/app/desktop/tags/stream-indicator.tag
@@ -35,7 +35,7 @@
 			if @state == 'connected' 
 				this.root.style.opacity = 0
 
-		@stream-state-ev.on('connected', () => {
+		this.stream-state-ev.on('connected', () => {
 			this.state = @get-stream-state!
 			this.update();
 			setTimeout =>
@@ -44,7 +44,7 @@
 				} 200ms 'linear' 
 			, 1000ms
 
-		@stream-state-ev.on('closed', () => {
+		this.stream-state-ev.on('closed', () => {
 			this.state = @get-stream-state!
 			this.update();
 			Velocity this.root, {
diff --git a/src/web/app/desktop/tags/sub-post-content.tag b/src/web/app/desktop/tags/sub-post-content.tag
index 0fdd049ec2..8d4a06b49d 100644
--- a/src/web/app/desktop/tags/sub-post-content.tag
+++ b/src/web/app/desktop/tags/sub-post-content.tag
@@ -34,11 +34,11 @@
 		this.post = this.opts.post
 
 		this.on('mount', () => {
-			if @post.text?
-				tokens = @analyze @post.text
+			if this.post.text?
+				tokens = @analyze this.post.text
 				this.refs.text.innerHTML = @compile tokens, false
 
-				this.refs.text.children.for-each (e) =>
+				this.refs.text.children.forEach (e) =>
 					if e.tag-name == 'MK-URL' 
 						riot.mount e
 	</script>
diff --git a/src/web/app/desktop/tags/timeline-post-sub.tag b/src/web/app/desktop/tags/timeline-post-sub.tag
index bdeffea181..2c76527f1a 100644
--- a/src/web/app/desktop/tags/timeline-post-sub.tag
+++ b/src/web/app/desktop/tags/timeline-post-sub.tag
@@ -14,7 +14,7 @@
 
 		this.post = this.opts.post
 
-		this.title = @date-stringify @post.created_at
+		this.title = @date-stringify this.post.created_at
 
 	</script>
 	<style>
diff --git a/src/web/app/desktop/tags/timeline-post.tag b/src/web/app/desktop/tags/timeline-post.tag
index 5efc050638..6f5841a767 100644
--- a/src/web/app/desktop/tags/timeline-post.tag
+++ b/src/web/app/desktop/tags/timeline-post.tag
@@ -319,25 +319,25 @@
 		this.mixin('NotImplementedException');
 
 		this.post = this.opts.post
-		this.is-repost = @post.repost? and !@post.text?
-		this.p = if @is-repost then @post.repost else @post
+		this.is-repost = this.post.repost? and !this.post.text?
+		this.p = if @is-repost then this.post.repost else this.post
 
-		this.title = @date-stringify @p.created_at
+		this.title = @date-stringify this.p.created_at
 
-		this.url = CONFIG.url + '/' + @p.user.username + '/' + @p.id
+		this.url = CONFIG.url + '/' + this.p.user.username + '/' + this.p.id
 		this.is-detail-opened = false
 
 		this.on('mount', () => {
-			if @p.text?
-				tokens = if @p._highlight?
-					then @analyze @p._highlight
-					else @analyze @p.text
+			if this.p.text?
+				tokens = if this.p._highlight?
+					then @analyze this.p._highlight
+					else @analyze this.p.text
 
-				this.refs.text.innerHTML = this.refs.text.innerHTML.replace '<p class="dummy"></p>' if @p._highlight?
+				this.refs.text.innerHTML = this.refs.text.innerHTML.replace '<p class="dummy"></p>' if this.p._highlight?
 					then @compile tokens, true, false
 					else @compile tokens
 
-				this.refs.text.children.for-each (e) =>
+				this.refs.text.children.forEach (e) =>
 					if e.tag-name == 'MK-URL' 
 						riot.mount e
 
@@ -346,31 +346,31 @@
 					.filter (t) -> t.type == 'link' 
 					.map (t) =>
 						this.preview = this.refs.text.appendChild document.createElement 'mk-url-preview' 
-						riot.mount @preview, do
+						riot.mount this.preview, do
 							url: t.content
 
 		this.reply = () => {
 			form = document.body.appendChild document.createElement 'mk-post-form-window' 
 			riot.mount form, do
-				reply: @p
+				reply: this.p
 
 		this.repost = () => {
 			form = document.body.appendChild document.createElement 'mk-repost-form-window' 
 			riot.mount form, do
-				post: @p
+				post: this.p
 
 		this.like = () => {
-			if @p.is_liked
+			if this.p.is_liked
 				this.api 'posts/likes/delete' do
-					post_id: @p.id
+					post_id: this.p.id
 				.then =>
-					@p.is_liked = false
+					this.p.is_liked = false
 					this.update();
 			else
 				this.api 'posts/likes/create' do
-					post_id: @p.id
+					post_id: this.p.id
 				.then =>
-					@p.is_liked = true
+					this.p.is_liked = true
 					this.update();
 
 		this.toggle-detail = () => {
@@ -381,9 +381,9 @@
 			should-be-cancel = true
 			switch
 			| e.which == 38 or e.which == 74 or (e.which == 9 and e.shift-key) => // ↑, j or Shift+Tab
-				focus this.root, (e) -> e.previous-element-sibling
+				focus this.root, (e) -> e.previousElementSibling
 			| e.which == 40 or e.which == 75 or e.which == 9 => // ↓, k or Tab
-				focus this.root, (e) -> e.next-element-sibling
+				focus this.root, (e) -> e.nextElementSibling
 			| e.which == 81 or e.which == 69 => // q or e
 				@repost!
 			| e.which == 70 or e.which == 76 => // f or l
diff --git a/src/web/app/desktop/tags/timeline.tag b/src/web/app/desktop/tags/timeline.tag
index ebc6249c6b..f63afabd4a 100644
--- a/src/web/app/desktop/tags/timeline.tag
+++ b/src/web/app/desktop/tags/timeline.tag
@@ -51,12 +51,12 @@
 			this.update();
 
 		this.prepend-posts = (posts) => {
-			posts.for-each (post) =>
-				@posts.push post
+			posts.forEach (post) =>
+				this.posts.push post
 				this.update();
 
 		this.add-post = (post) => {
-			@posts.unshift post
+			this.posts.unshift post
 			this.update();
 
 		this.clear = () => {
@@ -67,13 +67,13 @@
 			this.root.children.0.focus();
 
 		this.on('update', () => {
-			@posts.for-each (post) =>
-				date = (new Date post.created_at).get-date!
-				month = (new Date post.created_at).get-month! + 1
+			this.posts.forEach (post) =>
+				date = (new Date post.created_at).getDate()
+				month = (new Date post.created_at).getMonth() + 1
 				post._date = date
 				post._datetext = month + '月 ' + date + '日'
 
 		this.tail = () => {
-			@posts[@posts.length - 1]
+			this.posts[this.posts.length - 1]
 	</script>
 </mk-timeline>
diff --git a/src/web/app/desktop/tags/ui-header-account.tag b/src/web/app/desktop/tags/ui-header-account.tag
index e6ededc750..21382bc532 100644
--- a/src/web/app/desktop/tags/ui-header-account.tag
+++ b/src/web/app/desktop/tags/ui-header-account.tag
@@ -177,14 +177,14 @@
 			this.is-open = true
 			this.update();
 			all = document.query-selector-all 'body *'
-			Array.prototype.for-each.call all, (el) =>
+			Array.prototype.forEach.call all, (el) =>
 				el.addEventListener 'mousedown' @mousedown
 
 		this.close = () => {
 			this.is-open = false
 			this.update();
 			all = document.query-selector-all 'body *'
-			Array.prototype.for-each.call all, (el) =>
+			Array.prototype.forEach.call all, (el) =>
 				el.removeEventListener 'mousedown' @mousedown
 
 		this.mousedown = (e) => {
diff --git a/src/web/app/desktop/tags/ui-header-clock.tag b/src/web/app/desktop/tags/ui-header-clock.tag
index 5b42cefbbf..74336b460d 100644
--- a/src/web/app/desktop/tags/ui-header-clock.tag
+++ b/src/web/app/desktop/tags/ui-header-clock.tag
@@ -59,15 +59,15 @@
 	</style>
 	<script>
 		this.draw = () => {
-			now = new Date!
+			const now = new Date();
 
-			yyyy = now.get-full-year!
-			mm = (\0 + (now.get-month! + 1)).slice -2
-			dd = (\0 + now.get-date!).slice -2
+			yyyy = now.getFullYear()
+			mm = (\0 + (now.getMonth() + 1)).slice -2
+			dd = (\0 + now.getDate()).slice -2
 			yyyymmdd = "<span class='yyyymmdd'>#yyyy/#mm/#dd</span>"
 
-			hh = (\0 + now.get-hours!).slice -2
-			mm = (\0 + now.get-minutes!).slice -2
+			hh = (\0 + now.getHours()).slice -2
+			mm = (\0 + now.getMinutes()).slice -2
 			hhmm = "<span class='hhmm'>#hh:#mm</span>"
 
 			if now.get-seconds! % 2 == 0
@@ -79,9 +79,9 @@
 
 		this.on('mount', () => {
 			@draw!
-			this.clock = set-interval @draw, 1000ms
+			this.clock = setInterval @draw, 1000ms
 
 		this.on('unmount', () => {
-			clear-interval @clock
+			clearInterval @clock
 	</script>
 </mk-ui-header-clock>
diff --git a/src/web/app/desktop/tags/ui-header-nav.tag b/src/web/app/desktop/tags/ui-header-nav.tag
index 88607d6a5b..a884aa0b28 100644
--- a/src/web/app/desktop/tags/ui-header-nav.tag
+++ b/src/web/app/desktop/tags/ui-header-nav.tag
@@ -84,8 +84,8 @@
 			this.page = this.opts.page
 
 			this.on('mount', () => {
-				@stream.on 'read_all_messaging_messages' this.on-read-all-messaging-messages
-				@stream.on 'unread_messaging_message' this.on-unread-messaging-message
+				this.stream.on 'read_all_messaging_messages' this.on-read-all-messaging-messages
+				this.stream.on 'unread_messaging_message' this.on-unread-messaging-message
 
 				// Fetch count of unread messaging messages
 				this.api 'messaging/unread' 
@@ -95,8 +95,8 @@
 						this.update();
 
 			this.on('unmount', () => {
-				@stream.off 'read_all_messaging_messages' this.on-read-all-messaging-messages
-				@stream.off 'unread_messaging_message' this.on-unread-messaging-message
+				this.stream.off 'read_all_messaging_messages' this.on-read-all-messaging-messages
+				this.stream.off 'unread_messaging_message' this.on-unread-messaging-message
 
 			this.on-read-all-messaging-messages = () => {
 				this.has-unread-messaging-messages = false
diff --git a/src/web/app/desktop/tags/ui-header-notifications.tag b/src/web/app/desktop/tags/ui-header-notifications.tag
index 0a355e022a..fac90bb83c 100644
--- a/src/web/app/desktop/tags/ui-header-notifications.tag
+++ b/src/web/app/desktop/tags/ui-header-notifications.tag
@@ -87,14 +87,14 @@
 			this.is-open = true
 			this.update();
 			all = document.query-selector-all 'body *'
-			Array.prototype.for-each.call all, (el) =>
+			Array.prototype.forEach.call all, (el) =>
 				el.addEventListener 'mousedown' @mousedown
 
 		this.close = () => {
 			this.is-open = false
 			this.update();
 			all = document.query-selector-all 'body *'
-			Array.prototype.for-each.call all, (el) =>
+			Array.prototype.forEach.call all, (el) =>
 				el.removeEventListener 'mousedown' @mousedown
 
 		this.mousedown = (e) => {
diff --git a/src/web/app/desktop/tags/ui-header-search.tag b/src/web/app/desktop/tags/ui-header-search.tag
index cc8ca2ae02..f7e2842c79 100644
--- a/src/web/app/desktop/tags/ui-header-search.tag
+++ b/src/web/app/desktop/tags/ui-header-search.tag
@@ -36,6 +36,6 @@
 
 		this.onsubmit = (e) => {
 			e.preventDefault();
-			@page '/search:' + this.refs.q.value
+			this.page '/search:' + this.refs.q.value
 	</script>
 </mk-ui-header-search>
diff --git a/src/web/app/desktop/tags/user-photos.tag b/src/web/app/desktop/tags/user-photos.tag
index 89453b4606..71899c92e6 100644
--- a/src/web/app/desktop/tags/user-photos.tag
+++ b/src/web/app/desktop/tags/user-photos.tag
@@ -77,8 +77,8 @@
 					limit: 9posts
 				.then (posts) =>
 					this.initializing = false
-					posts.for-each (post) =>
-						post.media.for-each (image) =>
+					posts.forEach (post) =>
+						post.media.forEach (image) =>
 							if @images.length < 9
 								@images.push image
 					this.update();
diff --git a/src/web/app/desktop/tags/user-timeline.tag b/src/web/app/desktop/tags/user-timeline.tag
index ab82b2677f..c982a68a7d 100644
--- a/src/web/app/desktop/tags/user-timeline.tag
+++ b/src/web/app/desktop/tags/user-timeline.tag
@@ -84,7 +84,7 @@
 		this.fetch = (cb) => {
 			this.api 'users/posts' do
 				user_id: @user.id
-				with_replies: @mode == 'with-replies' 
+				with_replies: this.mode == 'with-replies' 
 			.then (posts) =>
 				this.is-loading = false
 				this.is-empty = posts.length == 0
@@ -102,7 +102,7 @@
 			this.update();
 			this.api 'users/posts' do
 				user_id: @user.id
-				with_replies: @mode == 'with-replies' 
+				with_replies: this.mode == 'with-replies' 
 				max_id: this.refs.timeline.tail!.id
 			.then (posts) =>
 				this.more-loading = false
diff --git a/src/web/app/desktop/tags/users-list.tag b/src/web/app/desktop/tags/users-list.tag
index 9fd1239526..dbb7069c4c 100644
--- a/src/web/app/desktop/tags/users-list.tag
+++ b/src/web/app/desktop/tags/users-list.tag
@@ -104,7 +104,7 @@
 			this.fetching = true
 			this.update();
 			obj <~ this.opts.fetch do
-				@mode == 'iknow' 
+				this.mode == 'iknow' 
 				@limit
 				null
 			this.users = obj.users
@@ -117,7 +117,7 @@
 			this.more-fetching = true
 			this.update();
 			obj <~ this.opts.fetch do
-				@mode == 'iknow' 
+				this.mode == 'iknow' 
 				@limit
 				@cursor
 			this.users = @users.concat obj.users
diff --git a/src/web/app/desktop/tags/window.tag b/src/web/app/desktop/tags/window.tag
index 81011e9f50..3c7cc14f74 100644
--- a/src/web/app/desktop/tags/window.tag
+++ b/src/web/app/desktop/tags/window.tag
@@ -304,7 +304,7 @@
 			z = 0
 
 			ws = document.query-selector-all 'mk-window' 
-			ws.for-each (w) !=>
+			ws.forEach (w) !=>
 				if w == this.root then return
 				m = w.query-selector ':scope > .main'
 				mz = Number(document.default-view.get-computed-style m, null .z-index)
diff --git a/src/web/app/dev/tags/new-app-form.tag b/src/web/app/dev/tags/new-app-form.tag
index 2718bcd5d0..d0906d6381 100644
--- a/src/web/app/dev/tags/new-app-form.tag
+++ b/src/web/app/dev/tags/new-app-form.tag
@@ -222,7 +222,7 @@
 			cb = this.refs.cb.value
 			permission = []
 
-			this.refs.permission.query-selector-all 'input' .for-each (el) =>
+			this.refs.permission.query-selector-all 'input' .forEach (el) =>
 				if el.checked then permission.push el.value
 
 			locker = document.body.appendChild document.createElement 'mk-locker' 
diff --git a/src/web/app/mobile/tags/drive.tag b/src/web/app/mobile/tags/drive.tag
index 6daa50c26d..d0c9b87b99 100644
--- a/src/web/app/mobile/tags/drive.tag
+++ b/src/web/app/mobile/tags/drive.tag
@@ -133,7 +133,7 @@
 
 		this.files = []
 		this.folders = []
-		this.hierarchy-folders = []
+		this.hierarchyFolders = []
 		this.selected-files = []
 
 		// 現在の階層(フォルダ)
@@ -146,10 +146,10 @@
 		this.multiple = if this.opts.multiple? then this.opts.multiple else false
 
 		this.on('mount', () => {
-			@stream.on 'drive_file_created' this.on-stream-drive-file-created
-			@stream.on 'drive_file_updated' this.on-stream-drive-file-updated
-			@stream.on 'drive_folder_created' this.on-stream-drive-folder-created
-			@stream.on 'drive_folder_updated' this.on-stream-drive-folder-updated
+			this.stream.on 'drive_file_created' this.on-stream-drive-file-created
+			this.stream.on 'drive_file_updated' this.on-stream-drive-file-updated
+			this.stream.on 'drive_folder_created' this.on-stream-drive-folder-created
+			this.stream.on 'drive_folder_updated' this.on-stream-drive-folder-updated
 
 			// Riotのバグでnullを渡しても""になる
 			// https://github.com/riot/riot/issues/2080
@@ -162,10 +162,10 @@
 				@load!
 
 		this.on('unmount', () => {
-			@stream.off 'drive_file_created' this.on-stream-drive-file-created
-			@stream.off 'drive_file_updated' this.on-stream-drive-file-updated
-			@stream.off 'drive_folder_created' this.on-stream-drive-folder-created
-			@stream.off 'drive_folder_updated' this.on-stream-drive-folder-updated
+			this.stream.off 'drive_file_created' this.on-stream-drive-file-created
+			this.stream.off 'drive_file_updated' this.on-stream-drive-file-updated
+			this.stream.off 'drive_folder_created' this.on-stream-drive-folder-created
+			this.stream.off 'drive_folder_updated' this.on-stream-drive-folder-updated
 
 		this.on-stream-drive-file-created = (file) => {
 			@add-file file, true
@@ -210,10 +210,10 @@
 				folder_id: target-folder
 			.then (folder) =>
 				this.folder = folder
-				this.hierarchy-folders = []
+				this.hierarchyFolders = []
 
 				x = (f) =>
-					@hierarchy-folders.unshift f
+					@hierarchyFolders.unshift f
 					if f.parent?
 						x f.parent
 
@@ -275,7 +275,7 @@
 			if this.folder != null or this.file != null
 				this.file = null
 				this.folder = null
-				this.hierarchy-folders = []
+				this.hierarchyFolders = []
 				this.update();
 				this.trigger('move-root');
 				@load!
@@ -325,9 +325,9 @@
 			flag = false
 			complete = =>
 				if flag
-					load-folders.for-each (folder) =>
+					load-folders.forEach (folder) =>
 						@add-folder folder
-					load-files.for-each (file) =>
+					load-files.forEach (file) =>
 						@add-file file
 					this.loading = false
 					this.update();
@@ -361,10 +361,10 @@
 			.then (file) =>
 				this.file = file
 				this.folder = null
-				this.hierarchy-folders = []
+				this.hierarchyFolders = []
 
 				x = (f) =>
-					@hierarchy-folders.unshift f
+					@hierarchyFolders.unshift f
 					if f.parent?
 						x f.parent
 
diff --git a/src/web/app/mobile/tags/follow-button.tag b/src/web/app/mobile/tags/follow-button.tag
index 36447f3acd..71a38254d4 100644
--- a/src/web/app/mobile/tags/follow-button.tag
+++ b/src/web/app/mobile/tags/follow-button.tag
@@ -62,12 +62,12 @@
 				this.user = user
 				this.init = false
 				this.update();
-				@stream.on 'follow' this.on-stream-follow
-				@stream.on 'unfollow' this.on-stream-unfollow
+				this.stream.on 'follow' this.on-stream-follow
+				this.stream.on 'unfollow' this.on-stream-unfollow
 
 		this.on('unmount', () => {
-			@stream.off 'follow' this.on-stream-follow
-			@stream.off 'unfollow' this.on-stream-unfollow
+			this.stream.off 'follow' this.on-stream-follow
+			this.stream.off 'unfollow' this.on-stream-unfollow
 
 		this.on-stream-follow = (user) => {
 			if user.id == @user.id
diff --git a/src/web/app/mobile/tags/home-timeline.tag b/src/web/app/mobile/tags/home-timeline.tag
index 322ba8f932..b308c4168c 100644
--- a/src/web/app/mobile/tags/home-timeline.tag
+++ b/src/web/app/mobile/tags/home-timeline.tag
@@ -16,14 +16,14 @@
 				this.trigger('loaded');
 
 		this.on('mount', () => {
-			@stream.on 'post' this.on-stream-post
-			@stream.on 'follow' this.on-stream-follow
-			@stream.on 'unfollow' this.on-stream-unfollow
+			this.stream.on 'post' this.on-stream-post
+			this.stream.on 'follow' this.on-stream-follow
+			this.stream.on 'unfollow' this.on-stream-unfollow
 
 		this.on('unmount', () => {
-			@stream.off 'post' this.on-stream-post
-			@stream.off 'follow' this.on-stream-follow
-			@stream.off 'unfollow' this.on-stream-unfollow
+			this.stream.off 'post' this.on-stream-post
+			this.stream.off 'follow' this.on-stream-follow
+			this.stream.off 'unfollow' this.on-stream-unfollow
 
 		this.more = () => {
 			this.api 'posts/timeline' do
diff --git a/src/web/app/mobile/tags/notifications.tag b/src/web/app/mobile/tags/notifications.tag
index 9d665ec93e..ef53c025e3 100644
--- a/src/web/app/mobile/tags/notifications.tag
+++ b/src/web/app/mobile/tags/notifications.tag
@@ -74,19 +74,19 @@
 			.catch (err, text-status) ->
 				console.error err
 
-			@stream.on 'notification' this.on-notification
+			this.stream.on 'notification' this.on-notification
 
 		this.on('unmount', () => {
-			@stream.off 'notification' this.on-notification
+			this.stream.off 'notification' this.on-notification
 
 		this.on-notification = (notification) => {
 			@notifications.unshift notification
 			this.update();
 
 		this.on('update', () => {
-			@notifications.for-each (notification) =>
-				date = (new Date notification.created_at).get-date!
-				month = (new Date notification.created_at).get-month! + 1
+			@notifications.forEach (notification) =>
+				date = (new Date notification.created_at).getDate()
+				month = (new Date notification.created_at).getMonth() + 1
 				notification._date = date
 				notification._datetext = month + '月 ' + date + '日'
 	</script>
diff --git a/src/web/app/mobile/tags/page/home.tag b/src/web/app/mobile/tags/page/home.tag
index d46e834746..ac00800a16 100644
--- a/src/web/app/mobile/tags/page/home.tag
+++ b/src/web/app/mobile/tags/page/home.tag
@@ -22,14 +22,14 @@
 
 			this.Progress.start();
 
-			@stream.on 'post' this.on-stream-post
+			this.stream.on 'post' this.on-stream-post
 			document.addEventListener 'visibilitychange' @window-on-visibilitychange, false
 
 			this.refs.ui.refs.home.on('loaded', () => {
 				this.Progress.done();
 
 		this.on('unmount', () => {
-			@stream.off 'post' this.on-stream-post
+			this.stream.off 'post' this.on-stream-post
 			document.removeEventListener 'visibilitychange' @window-on-visibilitychange
 
 		this.on-stream-post = (post) => {
diff --git a/src/web/app/mobile/tags/page/messaging.tag b/src/web/app/mobile/tags/page/messaging.tag
index 1af983b1db..78a2ca9917 100644
--- a/src/web/app/mobile/tags/page/messaging.tag
+++ b/src/web/app/mobile/tags/page/messaging.tag
@@ -15,7 +15,7 @@
 			this.ui.trigger('title', '<i class="fa fa-comments-o"></i>メッセージ');
 
 			this.refs.ui.refs.index.on('navigate-user', (user) => {
-				@page '/i/messaging/' + user.username
+				this.page '/i/messaging/' + user.username
 
 	</script>
 </mk-messaging-page>
diff --git a/src/web/app/mobile/tags/post-detail.tag b/src/web/app/mobile/tags/post-detail.tag
index 9319cfe68e..fee132d7df 100644
--- a/src/web/app/mobile/tags/post-detail.tag
+++ b/src/web/app/mobile/tags/post-detail.tag
@@ -344,18 +344,18 @@
 				post_id: this.opts.post
 			.then (post) =>
 				this.post = post
-				this.is-repost = @post.repost?
-				this.p = if @is-repost then @post.repost else @post
-				this.summary = @get-post-summary @p
+				this.is-repost = this.post.repost?
+				this.p = if @is-repost then this.post.repost else this.post
+				this.summary = @get-post-summary this.p
 				this.trigger('loaded');
 				this.fetching = false
 				this.update();
 
-				if @p.text?
-					tokens = @analyze @p.text
+				if this.p.text?
+					tokens = @analyze this.p.text
 					this.refs.text.innerHTML = @compile tokens
 
-					this.refs.text.children.for-each (e) =>
+					this.refs.text.children.forEach (e) =>
 						if e.tag-name == 'MK-URL' 
 							riot.mount e
 
@@ -364,12 +364,12 @@
 						.filter (t) -> t.type == 'link' 
 						.map (t) =>
 							this.preview = this.refs.text.appendChild document.createElement 'mk-url-preview' 
-							riot.mount @preview, do
+							riot.mount this.preview, do
 								url: t.content
 
 				// Get likes
 				this.api 'posts/likes' do
-					post_id: @p.id
+					post_id: this.p.id
 					limit: 8
 				.then (likes) =>
 					this.likes = likes
@@ -377,7 +377,7 @@
 
 				// Get reposts
 				this.api 'posts/reposts' do
-					post_id: @p.id
+					post_id: this.p.id
 					limit: 8
 				.then (reposts) =>
 					this.reposts = reposts
@@ -385,7 +385,7 @@
 
 				// Get replies
 				this.api 'posts/replies' do
-					post_id: @p.id
+					post_id: this.p.id
 					limit: 8
 				.then (replies) =>
 					this.replies = replies
@@ -393,27 +393,27 @@
 
 		this.reply = () => {
 			@open-post-form do
-				reply: @p
+				reply: this.p
 
 		this.repost = () => {
 			text = window.prompt '「' + @summary + '」をRepost'
 			if text?
 				this.api 'posts/create' do
-					repost_id: @p.id
+					repost_id: this.p.id
 					text: if text == '' then undefined else text
 
 		this.like = () => {
-			if @p.is_liked
+			if this.p.is_liked
 				this.api 'posts/likes/delete' do
-					post_id: @p.id
+					post_id: this.p.id
 				.then =>
-					@p.is_liked = false
+					this.p.is_liked = false
 					this.update();
 			else
 				this.api 'posts/likes/create' do
-					post_id: @p.id
+					post_id: this.p.id
 				.then =>
-					@p.is_liked = true
+					this.p.is_liked = true
 					this.update();
 
 		this.load-context = () => {
@@ -421,7 +421,7 @@
 
 			// Get context
 			this.api 'posts/context' do
-				post_id: @p.reply_to_id
+				post_id: this.p.reply_to_id
 			.then (context) =>
 				this.context = context.reverse!
 				this.loading-context = false
diff --git a/src/web/app/mobile/tags/post-form.tag b/src/web/app/mobile/tags/post-form.tag
index 7b7243cf06..05cb1c5657 100644
--- a/src/web/app/mobile/tags/post-form.tag
+++ b/src/web/app/mobile/tags/post-form.tag
@@ -202,7 +202,7 @@
 
 		this.onkeypress = (e) => {
 			if (e.char-code == 10 || e.char-code == 13) && e.ctrlKey
-				@post!
+				this.post!
 			else
 				return true
 
@@ -217,7 +217,7 @@
 			return true
 
 		this.select-file = () => {
-			this.refs.file.click!
+			this.refs.file.click();
 
 		this.select-file-from-drive = () => {
 			browser = document.body.appendChild document.createElement 'mk-drive-selector' 
@@ -225,7 +225,7 @@
 				multiple: true
 			.0
 			browser.on('selected', (files) => {
-				files.for-each @add-file
+				files.forEach @add-file
 
 		this.change-file = () => {
 			files = this.refs.file.files
@@ -264,7 +264,7 @@
 				text: this.refs.text.value
 				media_ids: files
 				reply_to_id: if this.opts.reply? then this.opts.reply.id else undefined
-				poll: if @poll then this.refs.poll.get! else undefined
+				poll: if this.poll then this.refs.poll.get! else undefined
 			.then (data) =>
 				this.trigger('post');
 				this.unmount();
diff --git a/src/web/app/mobile/tags/stream-indicator.tag b/src/web/app/mobile/tags/stream-indicator.tag
index caa727dd8c..c3669c0744 100644
--- a/src/web/app/mobile/tags/stream-indicator.tag
+++ b/src/web/app/mobile/tags/stream-indicator.tag
@@ -35,7 +35,7 @@
 			if @state == 'connected' 
 				this.root.style.opacity = 0
 
-		@stream-state-ev.on('connected', () => {
+		this.stream-state-ev.on('connected', () => {
 			this.state = @get-stream-state!
 			this.update();
 			setTimeout =>
@@ -44,7 +44,7 @@
 				} 200ms 'linear' 
 			, 1000ms
 
-		@stream-state-ev.on('closed', () => {
+		this.stream-state-ev.on('closed', () => {
 			this.state = @get-stream-state!
 			this.update();
 			Velocity this.root, {
diff --git a/src/web/app/mobile/tags/sub-post-content.tag b/src/web/app/mobile/tags/sub-post-content.tag
index 91bd5ac1d3..a5af90cc74 100644
--- a/src/web/app/mobile/tags/sub-post-content.tag
+++ b/src/web/app/mobile/tags/sub-post-content.tag
@@ -33,11 +33,11 @@
 		this.post = this.opts.post
 
 		this.on('mount', () => {
-			if @post.text?
-				tokens = @analyze @post.text
+			if this.post.text?
+				tokens = @analyze this.post.text
 				this.refs.text.innerHTML = @compile tokens, false
 
-				this.refs.text.children.for-each (e) =>
+				this.refs.text.children.forEach (e) =>
 					if e.tag-name == 'MK-URL' 
 						riot.mount e
 	</script>
diff --git a/src/web/app/mobile/tags/timeline-post.tag b/src/web/app/mobile/tags/timeline-post.tag
index 9cc6a088b5..2d6a6a1fa4 100644
--- a/src/web/app/mobile/tags/timeline-post.tag
+++ b/src/web/app/mobile/tags/timeline-post.tag
@@ -292,22 +292,22 @@
 		this.mixin('open-post-form');
 
 		this.post = this.opts.post
-		this.is-repost = @post.repost? and !@post.text?
-		this.p = if @is-repost then @post.repost else @post
-		this.summary = @get-post-summary @p
-		this.url = CONFIG.url + '/' + @p.user.username + '/' + @p.id
+		this.is-repost = this.post.repost? and !this.post.text?
+		this.p = if @is-repost then this.post.repost else this.post
+		this.summary = @get-post-summary this.p
+		this.url = CONFIG.url + '/' + this.p.user.username + '/' + this.p.id
 
 		this.on('mount', () => {
-			if @p.text?
-				tokens = if @p._highlight?
-					then @analyze @p._highlight
-					else @analyze @p.text
+			if this.p.text?
+				tokens = if this.p._highlight?
+					then @analyze this.p._highlight
+					else @analyze this.p.text
 
-				this.refs.text.innerHTML = this.refs.text.innerHTML.replace '<p class="dummy"></p>' if @p._highlight?
+				this.refs.text.innerHTML = this.refs.text.innerHTML.replace '<p class="dummy"></p>' if this.p._highlight?
 					then @compile tokens, true, false
 					else @compile tokens
 
-				this.refs.text.children.for-each (e) =>
+				this.refs.text.children.forEach (e) =>
 					if e.tag-name == 'MK-URL' 
 						riot.mount e
 
@@ -316,32 +316,32 @@
 					.filter (t) -> t.type == 'link' 
 					.map (t) =>
 						this.preview = this.refs.text.appendChild document.createElement 'mk-url-preview' 
-						riot.mount @preview, do
+						riot.mount this.preview, do
 							url: t.content
 
 		this.reply = () => {
 			@open-post-form do
-				reply: @p
+				reply: this.p
 
 		this.repost = () => {
 			text = window.prompt '「' + @summary + '」をRepost'
 			if text?
 				this.api 'posts/create' do
-					repost_id: @p.id
+					repost_id: this.p.id
 					text: if text == '' then undefined else text
 
 		this.like = () => {
-			if @p.is_liked
+			if this.p.is_liked
 				this.api 'posts/likes/delete' do
-					post_id: @p.id
+					post_id: this.p.id
 				.then =>
-					@p.is_liked = false
+					this.p.is_liked = false
 					this.update();
 			else
 				this.api 'posts/likes/create' do
-					post_id: @p.id
+					post_id: this.p.id
 				.then =>
-					@p.is_liked = true
+					this.p.is_liked = true
 					this.update();
 	</script>
 </mk-timeline-post>
diff --git a/src/web/app/mobile/tags/timeline.tag b/src/web/app/mobile/tags/timeline.tag
index c6ae414556..3887045e84 100644
--- a/src/web/app/mobile/tags/timeline.tag
+++ b/src/web/app/mobile/tags/timeline.tag
@@ -85,34 +85,34 @@
 				@set-posts posts
 
 		this.on('update', () => {
-			@posts.for-each (post) =>
-				date = (new Date post.created_at).get-date!
-				month = (new Date post.created_at).get-month! + 1
+			this.posts.forEach (post) =>
+				date = (new Date post.created_at).getDate()
+				month = (new Date post.created_at).getMonth() + 1
 				post._date = date
 				post._datetext = month + '月 ' + date + '日'
 
 		this.more = () => {
-			if @init or @fetching or @posts.length == 0 then return
+			if @init or @fetching or this.posts.length == 0 then return
 			this.fetching = true
 			this.update();
 			this.opts.more!.then (posts) =>
 				this.fetching = false
-				@prepend-posts posts
+				this.prepend-posts posts
 
 		this.set-posts = (posts) => {
 			this.posts = posts
 			this.update();
 
 		this.prepend-posts = (posts) => {
-			posts.for-each (post) =>
-				@posts.push post
+			posts.forEach (post) =>
+				this.posts.push post
 				this.update();
 
 		this.add-post = (post) => {
-			@posts.unshift post
+			this.posts.unshift post
 			this.update();
 
 		this.tail = () => {
-			@posts[@posts.length - 1]
+			this.posts[this.posts.length - 1]
 	</script>
 </mk-timeline>
diff --git a/src/web/app/mobile/tags/ui-nav.tag b/src/web/app/mobile/tags/ui-nav.tag
index 67fbeefd15..d8769d9c06 100644
--- a/src/web/app/mobile/tags/ui-nav.tag
+++ b/src/web/app/mobile/tags/ui-nav.tag
@@ -126,6 +126,6 @@
 		this.search = () => {
 			query = window.prompt '検索' 
 			if query? and query != ''
-				@page '/search:' + query
+				this.page '/search:' + query
 	</script>
 </mk-ui-nav>
diff --git a/src/web/app/mobile/tags/ui.tag b/src/web/app/mobile/tags/ui.tag
index 3913de7546..348c88b77a 100644
--- a/src/web/app/mobile/tags/ui.tag
+++ b/src/web/app/mobile/tags/ui.tag
@@ -23,11 +23,11 @@
 		// alert text
 
 		this.on('mount', () => {
-			@stream.on 'notification' this.on-stream-notification
+			this.stream.on 'notification' this.on-stream-notification
 			@ready!
 
 		this.on('unmount', () => {
-			@stream.off 'notification' this.on-stream-notification
+			this.stream.off 'notification' this.on-stream-notification
 
 		this.ready = () => {
 			@ready-count++
diff --git a/src/web/app/mobile/tags/users-list.tag b/src/web/app/mobile/tags/users-list.tag
index b0f7f73ff5..fc582e2665 100644
--- a/src/web/app/mobile/tags/users-list.tag
+++ b/src/web/app/mobile/tags/users-list.tag
@@ -86,7 +86,7 @@
 			this.fetching = true
 			this.update();
 			obj <~ this.opts.fetch do
-				@mode == 'iknow' 
+				this.mode == 'iknow' 
 				@limit
 				null
 			this.users = obj.users
@@ -99,7 +99,7 @@
 			this.more-fetching = true
 			this.update();
 			obj <~ this.opts.fetch do
-				@mode == 'iknow' 
+				this.mode == 'iknow' 
 				@limit
 				@cursor
 			this.users = @users.concat obj.users