diff --git a/browser/lib/modal.js b/browser/lib/modal.js
index 7e330178..15273f69 100644
--- a/browser/lib/modal.js
+++ b/browser/lib/modal.js
@@ -22,7 +22,7 @@ class ModalBase extends React.Component {
   render () {
     return (
       <div className={'ModalBase' + (this.state.isHidden ? ' hide' : '')}>
-        <div onClick={e => this.close(e)} className='modalBack'/>
+        <div onClick={(e) => this.close(e)} className='modalBack'/>
         {this.state.component == null ? null : (
           <this.state.component {...this.state.componentProps} close={this.close}/>
         )}
diff --git a/browser/main/HomePage/ArticleDetail/index.js b/browser/main/HomePage/ArticleDetail/index.js
index efd84c3a..73c45d98 100644
--- a/browser/main/HomePage/ArticleDetail/index.js
+++ b/browser/main/HomePage/ArticleDetail/index.js
@@ -2,10 +2,6 @@ import React, { PropTypes } from 'react'
 import ReactDOM from 'react-dom'
 import moment from 'moment'
 import _ from 'lodash'
-import {
-  switchFolder,
-  updateArticle
-} from '../../actions'
 import linkState from 'browser/lib/linkState'
 import TagSelect from 'browser/components/TagSelect'
 import ModeSelect from 'browser/components/ModeSelect'
@@ -67,25 +63,25 @@ export default class ArticleDetail extends React.Component {
   constructor (props) {
     super(props)
 
-    this.deleteHandler = e => {
+    this.deleteHandler = (e) => {
       if (isModalOpen()) return true
       this.handleDeleteButtonClick()
     }
-    this.uncacheHandler = e => {
+    this.uncacheHandler = (e) => {
       if (isModalOpen()) return true
       this.handleUncache()
     }
-    this.titleHandler = e => {
+    this.titleHandler = (e) => {
       if (isModalOpen()) return true
       if (this.refs.title) {
         this.focusTitle()
       }
     }
-    this.editHandler = e => {
+    this.editHandler = (e) => {
       if (isModalOpen()) return true
       if (this.refs.editor) this.refs.editor.switchEditMode()
     }
-    this.previewHandler = e => {
+    this.previewHandler = (e) => {
       if (isModalOpen()) return true
       if (this.refs.editor) this.refs.editor.switchPreviewMode()
     }
@@ -100,7 +96,7 @@ export default class ArticleDetail extends React.Component {
 
   componentDidMount () {
     this.refreshTimer = setInterval(() => this.forceUpdate(), 60 * 1000)
-    this.shareDropdownInterceptor = e => {
+    this.shareDropdownInterceptor = (e) => {
       e.stopPropagation()
     }
 
@@ -159,12 +155,12 @@ export default class ArticleDetail extends React.Component {
       updatedAt: new Date()
     })
 
-    dispatch(updateArticle(article))
+    // dispatch(updateArticle(article))
 
     let targetFolderKey = e.target.value
     if (status.targetFolders.length > 0) {
       let targetFolder = _.findWhere(folders, {key: targetFolderKey})
-      dispatch(switchFolder(targetFolder.name))
+      // dispatch(switchFolder(targetFolder.name))
     }
   }
 
@@ -174,7 +170,7 @@ export default class ArticleDetail extends React.Component {
       title: e.target.value,
       updatedAt: new Date()
     })
-    dispatch(updateArticle(article))
+    // dispatch(updateArticle(article))
   }
 
   handleTagsChange (newTag, tags) {
@@ -184,7 +180,7 @@ export default class ArticleDetail extends React.Component {
       updatedAt: new Date()
     })
 
-    dispatch(updateArticle(article))
+    // dispatch(updateArticle(article))
   }
 
   handleModeChange (value) {
@@ -194,7 +190,7 @@ export default class ArticleDetail extends React.Component {
       updatedAt: new Date()
     })
 
-    dispatch(updateArticle(article))
+    // dispatch(updateArticle(article))
     this.switchEditMode()
   }
 
@@ -206,7 +202,7 @@ export default class ArticleDetail extends React.Component {
         updatedAt: new Date()
       })
 
-      dispatch(updateArticle(article))
+      // dispatch(updateArticle(article))
     }
   }
 
@@ -254,7 +250,7 @@ export default class ArticleDetail extends React.Component {
   render () {
     let { folders, status, tags, activeArticle, modified, user } = this.props
     if (activeArticle == null) return this.renderEmpty()
-    let folderOptions = folders.map(folder => {
+    let folderOptions = folders.map((folder) => {
       return (
         <option key={folder.key} value={folder.key}>{folder.name}</option>
       )
@@ -269,7 +265,7 @@ export default class ArticleDetail extends React.Component {
             <select
               className='ArticleDetail-info-folder'
               value={activeArticle.FolderKey}
-              onChange={e => this.handleFolderKeyChange(e)}
+              onChange={(e) => this.handleFolderKeyChange(e)}
             >
               {folderOptions}
             </select>
@@ -282,25 +278,14 @@ export default class ArticleDetail extends React.Component {
             />
 
             <div className='ArticleDetail-info-control'>
-              {/*<div className={'ArticleDetail-info-control-save' + (!isUnsaved ? ' hide' : '')}>
-                <button
-                  onClick={e => this.handleSaveButtonClick(e)}
-                  className='ArticleDetail-info-control-save-button'
-                  disabled={!isUnsaved}
-                  >
-                  <i className='fa fa-fw fa-save'/>&nbsp;Save
-                  <span className='tooltip' children={`Save Post (${OSX ? '⌘' : '^'} + S)`}/>
-                </button>
-              </div>*/}
-
               <ShareButton
                 article={activeArticle}
                 user={user}
                 />
 
-              <button className='ArticleDetail-info-control-delete-button' onClick={e => this.handleOthersButtonClick(e)}>
+              <button className='ArticleDetail-info-control-delete-button' onClick={(e) => this.handleOthersButtonClick(e)}>
                 <i className='fa fa-fw fa-trash'/>
-                <span className='tooltip' children={`Delete Post (^ + Del)`}/>
+                <span className='tooltip'>Delete Post (^ + Del)</span>
               </button>
             </div>
           </div>
@@ -319,11 +304,11 @@ export default class ArticleDetail extends React.Component {
           <div className='ArticleDetail-panel-header'>
             <div className='ArticleDetail-panel-header-title'>
               <input
-                onKeyDown={e => this.handleTitleKeyDown(e)}
+                onKeyDown={(e) => this.handleTitleKeyDown(e)}
                 placeholder='(Untitled)'
                 ref='title'
                 value={activeArticle.title}
-                onChange={e => this.handleTitleChange(e)}
+                onChange={(e) => this.handleTitleChange(e)}
                 style={{
                   fontFamily: this.state.fontFamily
                 }}
@@ -331,8 +316,8 @@ export default class ArticleDetail extends React.Component {
             </div>
             <ModeSelect
               ref='mode'
-              onChange={e => this.handleModeChange(e)}
-              onKeyDown={e => this.handleModeSelectKeyDown(e)}
+              onChange={(e) => this.handleModeChange(e)}
+              onKeyDown={(e) => this.handleModeSelectKeyDown(e)}
               value={activeArticle.mode}
               className='ArticleDetail-panel-header-mode'
             />
@@ -341,7 +326,7 @@ export default class ArticleDetail extends React.Component {
           <ArticleEditor
             ref='editor'
             article={activeArticle}
-            onChange={content => this.handleContentChange(content)}
+            onChange={(content) => this.handleContentChange(content)}
           />
         </div>
       </div>
@@ -351,11 +336,6 @@ export default class ArticleDetail extends React.Component {
 
 ArticleDetail.propTypes = {
   dispatch: PropTypes.func,
-  status: PropTypes.shape(),
-  tags: PropTypes.array,
-  user: PropTypes.shape(),
-  folders: PropTypes.array,
-  modified: PropTypes.array,
-  activeArticle: PropTypes.shape()
+  repositories: PropTypes.array
 }
 ArticleDetail.prototype.linkState = linkState
diff --git a/browser/main/HomePage/ArticleList.js b/browser/main/HomePage/ArticleList.js
index 07b10350..afc56570 100644
--- a/browser/main/HomePage/ArticleList.js
+++ b/browser/main/HomePage/ArticleList.js
@@ -2,7 +2,6 @@ import React, { PropTypes } from 'react'
 import ReactDOM from 'react-dom'
 import ModeIcon from 'browser/components/ModeIcon'
 import moment from 'moment'
-import { switchArticle } from '../actions'
 import FolderMark from 'browser/components/FolderMark'
 import TagLink from './TagLink'
 import _ from 'lodash'
@@ -15,7 +14,7 @@ export default class ArticleList extends React.Component {
   constructor (props) {
     super(props)
 
-    this.focusHandler = e => this.focus()
+    this.focusHandler = (e) => this.focus()
   }
 
   componentDidMount () {
@@ -30,8 +29,8 @@ export default class ArticleList extends React.Component {
   }
 
   componentDidUpdate () {
-    let { articles, activeArticle } = this.props
-    var index = articles.indexOf(activeArticle)
+    return false
+    var index = articles.indexOf(null)
     var el = ReactDOM.findDOMNode(this)
     var li = el.querySelectorAll('.ArticleList>div')[index]
 
@@ -130,16 +129,12 @@ export default class ArticleList extends React.Component {
   }
 
   render () {
-    let { articles, modified, activeArticle, folders } = this.props
-
-    let articleElements = articles.map(article => {
-      let modifiedArticle = _.findWhere(modified, {key: article.key})
+    let articles = []
+    let folders = []
+    let articleElements = articles.map((article) => {
       let originalArticle = article
-      if (modifiedArticle) {
-        article = Object.assign({}, article)
-      }
       let tagElements = Array.isArray(article.tags) && article.tags.length > 0
-        ? article.tags.slice().map(tag => {
+        ? article.tags.slice().map((tag) => {
           return (<TagLink key={tag} tag={tag}/>)
         })
         : (<span>Not tagged yet</span>)
@@ -153,27 +148,21 @@ export default class ArticleList extends React.Component {
 
       return (
         <div key={'article-' + article.key}>
-          <div onClick={e => this.handleArticleClick(article)(e)} className={'ArticleList-item' + (activeArticle.key === article.key ? ' active' : '')}>
+          <div onClick={(e) => this.handleArticleClick(article)(e)} className={'ArticleList-item' + (article.key === 'ACTIVE_POST_KEY' ? ' active' : '')}>
             <div className='ArticleList-item-top'>
               {folder != null
                 ? folderChanged
                   ? <span className='folderName'>
-                      <FolderMark color={originalFolder.color}/>{originalFolder.name}
-                      ->
-                      <FolderMark color={folder.color}/>{folder.name}
-                    </span>
+                    <FolderMark color={originalFolder.color}/>{originalFolder.name}
+                    ->
+                    <FolderMark color={folder.color}/>{folder.name}
+                  </span>
                   : <span className='folderName'>
-                      <FolderMark color={folder.color}/>{folder.name}
-                    </span>
+                    <FolderMark color={folder.color}/>{folder.name}
+                  </span>
                 : <span><FolderMark color={-1}/>Unknown</span>
               }
-              <span className='updatedAt'
-                children={
-                  modifiedArticle != null
-                    ? <span><span className='unsaved-mark'>●</span> Unsaved</span>
-                    : moment(article.updatedAt).fromNow()
-                }
-              />
+              <span className='updatedAt'>{moment(article.updatedAt).fromNow()}</span>
             </div>
             <div className='ArticleList-item-middle'>
               <ModeIcon className='mode' mode={article.mode}/> <div className='title' children={title}/>
@@ -191,7 +180,7 @@ export default class ArticleList extends React.Component {
     })
 
     return (
-      <div tabIndex='3' onKeyDown={e => this.handleArticleListKeyDown(e)} className='ArticleList'>
+      <div tabIndex='3' onKeyDown={(e) => this.handleArticleListKeyDown(e)} className='ArticleList'>
         {articleElements}
       </div>
     )
@@ -200,8 +189,5 @@ export default class ArticleList extends React.Component {
 
 ArticleList.propTypes = {
   dispatch: PropTypes.func,
-  folders: PropTypes.array,
-  articles: PropTypes.array,
-  modified: PropTypes.array,
-  activeArticle: PropTypes.shape()
+  repositories: PropTypes.array
 }
diff --git a/browser/main/HomePage/ArticleTopBar.js b/browser/main/HomePage/ArticleTopBar.js
index 6fd94095..9e7c4cc2 100644
--- a/browser/main/HomePage/ArticleTopBar.js
+++ b/browser/main/HomePage/ArticleTopBar.js
@@ -1,13 +1,10 @@
 import React, { PropTypes } from 'react'
 import ReactDOM from 'react-dom'
 import ExternalLink from 'browser/components/ExternalLink'
-import { setSearchFilter, clearSearch, toggleTutorial, saveArticle, switchFolder } from '../actions'
 import { isModalOpen } from 'browser/lib/modal'
-import keygen from 'browser/lib/keygen'
 import activityRecord from 'browser/lib/activityRecord'
 
 const electron = require('electron')
-const remote = electron.remote
 const ipc = electron.ipcRenderer
 
 const OSX = global.process.platform === 'darwin'
@@ -83,7 +80,7 @@ export default class ArticleTopBar extends React.Component {
         this.setState({isLinksDropdownOpen: true})
       }
     }
-    this.linksButton.addEventListener('click', this.showLinksDropdown)
+    // this.linksButton.addEventListener('click', this.showLinksDropdown)
     this.hideLinksDropdown = e => {
       if (this.state.isLinksDropdownOpen) {
         this.setState({isLinksDropdownOpen: false})
@@ -118,11 +115,6 @@ export default class ArticleTopBar extends React.Component {
   }
 
   escape () {
-    let { status, dispatch } = this.props
-    if (status.search.length > 0) {
-      dispatch(clearSearch())
-      return
-    }
   }
 
   focusInput () {
@@ -136,7 +128,7 @@ export default class ArticleTopBar extends React.Component {
   handleSearchChange (e) {
     let { dispatch } = this.props
 
-    dispatch(setSearchFilter(e.target.value))
+    // dispatch(setSearchFilter(e.target.value))
     this.handleTooltipRequest()
   }
 
@@ -146,35 +138,13 @@ export default class ArticleTopBar extends React.Component {
   }
 
   handleNewPostButtonClick (e) {
-    let { dispatch, folders, status } = this.props
-    let { targetFolders } = status
-
-    let isFolderFilterApplied = targetFolders.length > 0
-    let FolderKey = isFolderFilterApplied
-      ? targetFolders[0].key
-      : folders[0].key
-
-    let newArticle = {
-      key: keygen(),
-      title: '',
-      content: '',
-      mode: 'markdown',
-      tags: [],
-      FolderKey: FolderKey,
-      craetedAt: new Date(),
-      updatedAt: new Date()
-    }
-
-    dispatch(saveArticle(newArticle.key, newArticle, true))
-    if (isFolderFilterApplied) dispatch(switchFolder(targetFolders[0].name))
-    remote.getCurrentWebContents().send('detail-title')
     activityRecord.emit('ARTICLE_CREATE')
   }
 
   handleTutorialButtonClick (e) {
     let { dispatch } = this.props
 
-    dispatch(toggleTutorial())
+    // dispatch(toggleTutorial())
   }
 
   render () {
@@ -186,16 +156,16 @@ export default class ArticleTopBar extends React.Component {
             <i className='fa fa-search fa-fw' />
             <input
               ref='searchInput'
-              onFocus={e => this.handleSearchChange(e)}
-              onBlur={e => this.handleSearchChange(e)}
-              value={this.props.status.search}
-              onChange={e => this.handleSearchChange(e)}
+              onFocus={(e) => this.handleSearchChange(e)}
+              onBlur={(e) => this.handleSearchChange(e)}
+              value={'this.props.status.search'}
+              onChange={(e) => this.handleSearchChange(e)}
               placeholder='Search'
               type='text'
             />
             {
-              this.props.status.search != null && this.props.status.search.length > 0
-                ? <button onClick={e => this.handleSearchClearButton(e)} className='ArticleTopBar-left-search-clear-button'><i className='fa fa-times'/></button>
+              'sadf' > 0
+                ? <button onClick={(e) => this.handleSearchClearButton(e)} className='ArticleTopBar-left-search-clear-button'><i className='fa fa-times'/></button>
                 : null
             }
             <div className={'tooltip' + (this.state.isTooltipHidden ? ' hide' : '')}>
@@ -207,19 +177,16 @@ export default class ArticleTopBar extends React.Component {
             </div>
           </div>
 
-          {status.isTutorialOpen ? searchTutorialElement : null}
-
           <div className={'ArticleTopBar-left-control'}>
-            <button className='ArticleTopBar-left-control-new-post-button' onClick={e => this.handleNewPostButtonClick(e)}>
+            <button className='ArticleTopBar-left-control-new-post-button' onClick={(e) => this.handleNewPostButtonClick(e)}>
               <i className='fa fa-plus'/>
               <span className='tooltip'>New Post ({OSX ? '⌘' : '^'} + n)</span>
             </button>
-            {status.isTutorialOpen ? newPostTutorialElement : null}
           </div>
         </div>
 
         <div className='ArticleTopBar-right'>
-          <button onClick={e => this.handleTutorialButtonClick(e)}>?<span className='tooltip'>How to use</span>
+          <button onClick={(e) => this.handleTutorialButtonClick(e)}>?<span className='tooltip'>How to use</span>
           </button>
           <a ref='links' className='ArticleTopBar-right-links-button' href>
             <img src='../resources/app.png' width='44' height='44'/>
@@ -240,9 +207,9 @@ export default class ArticleTopBar extends React.Component {
           }
         </div>
 
-        {status.isTutorialOpen ? (
+        {false ? (
           <div className='tutorial'>
-            <div onClick={e => this.handleTutorialButtonClick(e)} className='clickJammer'/>
+            <div onClick={(e) => this.handleTutorialButtonClick(e)} className='clickJammer'/>
             <svg width='500' height='250' className='finder'>
               <text x='100' y='25' fontSize='32' fill={BRAND_COLOR}>Also, you can open Finder!!</text>
               <text x='150' y='55' fontSize='18' fill={BRAND_COLOR} children={'with pressing ' + (OSX ? '`⌘ + Alt + s`' : '`Win + Alt + s`')}/>
diff --git a/browser/main/HomePage/TagLink.js b/browser/main/HomePage/TagLink.js
index 2193c42c..2f2f4a1a 100644
--- a/browser/main/HomePage/TagLink.js
+++ b/browser/main/HomePage/TagLink.js
@@ -1,14 +1,11 @@
 import React, { PropTypes } from 'react'
-import store from '../store'
-import { setTagFilter } from '../actions'
 
 export default class TagLink extends React.Component {
   handleClick (e) {
-    store.dispatch(setTagFilter(this.props.tag))
   }
   render () {
     return (
-      <a onClick={e => this.handleClick(e)}>{this.props.tag}</a>
+      <a onClick={(e) => this.handleClick(e)}>{this.props.tag}</a>
     )
   }
 }
diff --git a/browser/main/HomePage/UserNavigator.js b/browser/main/HomePage/UserNavigator.js
deleted file mode 100644
index e260f749..00000000
--- a/browser/main/HomePage/UserNavigator.js
+++ /dev/null
@@ -1,41 +0,0 @@
-import React, { Component, PropTypes } from 'react'
-import { Link } from 'react-router'
-import ProfileImage from 'browser/components/ProfileImage'
-
-export default class UserNavigator extends Component {
-  renderUserList () {
-    if (this.props.users == null) return null
-
-    var users = this.props.users.map((user, index) => (
-      <li key={'user-' + user.id}>
-        <Link to={'/users/' + user.id} activeClassName='active'>
-          <ProfileImage email={user.email} size='44'/>
-          <div className='userTooltip'>{user.name}</div>
-          {index < 9 ? <div className='keyLabel'>{'⌘' + (index + 1)}</div> : null}
-        </Link>
-      </li>
-    ))
-
-    return (
-      <ul className='userList'>
-        {users}
-      </ul>
-    )
-  }
-
-  render () {
-    return (
-      <div className='UserNavigator'>
-        {this.renderUserList()}
-        <button className='createTeamBtn'>
-          +
-          <div className='tooltip'>Create a new team</div>
-        </button>
-      </div>
-    )
-  }
-}
-
-UserNavigator.propTypes = {
-  users: PropTypes.array
-}
diff --git a/browser/main/MainPage.js b/browser/main/Main.js
similarity index 64%
rename from browser/main/MainPage.js
rename to browser/main/Main.js
index a5371252..43bacd4b 100644
--- a/browser/main/MainPage.js
+++ b/browser/main/Main.js
@@ -19,26 +19,10 @@ export default class MainContainer extends React.Component {
     ipc.send('update-app', 'Deal with it.')
   }
 
-  handleWheel (e) {
-    if (e.ctrlKey && global.process.platform !== 'darwin') {
-      if (window.document.body.style.zoom == null) {
-        window.document.body.style.zoom = 1
-      }
-
-      let zoom = Number(window.document.body.style.zoom)
-      if (e.deltaY > 0 && zoom < 4) {
-        document.body.style.zoom = zoom + 0.05
-      } else if (e.deltaY < 0 && zoom > 0.5) {
-        document.body.style.zoom = zoom - 0.05
-      }
-    }
-  }
-
   render () {
     return (
       <div
         className='Main'
-        onWheel={(e) => this.handleWheel(e)}
       >
         {this.state.updateAvailable ? (
           <button onClick={this.updateApp} className='appUpdateButton'><i className='fa fa-cloud-download'/> Update available!</button>
diff --git a/browser/main/index.js b/browser/main/index.js
index 70241b14..22ba4213 100644
--- a/browser/main/index.js
+++ b/browser/main/index.js
@@ -1,5 +1,5 @@
 import { Provider } from 'react-redux'
-import MainPage from './MainPage'
+import Main from './Main'
 import store from './store'
 import React from 'react'
 import ReactDOM from 'react-dom'
@@ -76,7 +76,7 @@ let el = document.getElementById('content')
 ReactDOM.render((
   <div>
     <Provider store={store}>
-      <MainPage/>
+      <Main/>
     </Provider>
   </div>
 ), el, function () {
diff --git a/browser/main/modal/CreateNewFolder.js b/browser/main/modal/CreateNewFolder.js
index eb797a0c..9ff61a4b 100644
--- a/browser/main/modal/CreateNewFolder.js
+++ b/browser/main/modal/CreateNewFolder.js
@@ -1,7 +1,6 @@
 import React, { PropTypes } from 'react'
 import ReactDOM from 'react-dom'
 import linkState from 'browser/lib/linkState'
-import { createFolder } from '../actions'
 import store from '../store'
 import FolderMark from 'browser/components/FolderMark'
 
@@ -34,7 +33,7 @@ export default class CreateNewFolder extends React.Component {
         color
       }
       try {
-        store.dispatch(createFolder(input))
+        // store.dispatch(createFolder(input))
       } catch (e) {
         this.setState({alert: {
           type: 'error',
@@ -47,7 +46,7 @@ export default class CreateNewFolder extends React.Component {
   }
 
   handleColorClick (colorIndex) {
-    return e => {
+    return (e) => {
       this.setState({
         color: colorIndex
       })
@@ -63,20 +62,20 @@ export default class CreateNewFolder extends React.Component {
   render () {
     let alert = this.state.alert
     let alertElement = alert != null ? (
-        <p className={`alert ${alert.type}`}>
-          {alert.message}
-        </p>
-      ) : null
+      <p className={`alert ${alert.type}`}>
+        {alert.message}
+      </p>
+    ) : null
     let colorIndexes = []
     for (let i = 0; i < 8; i++) {
       colorIndexes.push(i)
     }
-    let colorElements = colorIndexes.map(index => {
+    let colorElements = colorIndexes.map((index) => {
       let className = 'option'
       if (index === this.state.color) className += ' active'
 
       return (
-        <span className={className} key={index} onClick={e => this.handleColorClick(index)(e)}>
+        <span className={className} key={index} onClick={(e) => this.handleColorClick(index)(e)}>
           <FolderMark color={index}/>
         </span>
       )
@@ -84,17 +83,17 @@ export default class CreateNewFolder extends React.Component {
 
     return (
       <div className='CreateNewFolder modal'>
-        <button onClick={e => this.handleCloseButton(e)} className='closeBtn'><i className='fa fa-fw fa-times'/></button>
+        <button onClick={(e) => this.handleCloseButton(e)} className='closeBtn'><i className='fa fa-fw fa-times'/></button>
 
         <div className='title'>Create new folder</div>
 
-        <input ref='folderName' onKeyDown={e => this.handleKeyDown(e)} className='ipt' type='text' valueLink={this.linkState('name')} placeholder='Enter folder name'/>
+        <input ref='folderName' onKeyDown={(e) => this.handleKeyDown(e)} className='ipt' type='text' valueLink={this.linkState('name')} placeholder='Enter folder name'/>
         <div className='colorSelect'>
           {colorElements}
         </div>
         {alertElement}
 
-        <button onClick={e => this.handleConfirmButton(e)} className='confirmBtn'>Create</button>
+        <button onClick={(e) => this.handleConfirmButton(e)} className='confirmBtn'>Create</button>
       </div>
     )
   }
diff --git a/browser/main/modal/DeleteArticleModal.js b/browser/main/modal/DeleteArticleModal.js
index 095ca949..78db1bfa 100644
--- a/browser/main/modal/DeleteArticleModal.js
+++ b/browser/main/modal/DeleteArticleModal.js
@@ -1,7 +1,6 @@
 import React, { PropTypes } from 'react'
 import ReactDOM from 'react-dom'
 import store from '../store'
-import { destroyArticle } from '../actions'
 
 const electron = require('electron')
 const ipc = electron.ipcRenderer
@@ -10,7 +9,7 @@ export default class DeleteArticleModal extends React.Component {
   constructor (props) {
     super(props)
 
-    this.confirmHandler = e => this.handleYesButtonClick()
+    this.confirmHandler = (e) => this.handleYesButtonClick()
   }
 
   componentDidMount () {
@@ -27,7 +26,7 @@ export default class DeleteArticleModal extends React.Component {
   }
 
   handleYesButtonClick (e) {
-    store.dispatch(destroyArticle(this.props.articleKey))
+    // store.dispatch(destroyArticle(this.props.articleKey))
     this.props.close()
   }
 
@@ -39,8 +38,8 @@ export default class DeleteArticleModal extends React.Component {
         <div className='message'>Do you really want to delete?</div>
 
         <div className='control'>
-          <button ref='no' onClick={e => this.handleNoButtonClick(e)}><i className='fa fa-fw fa-close'/> No</button>
-          <button ref='yes' onClick={e => this.handleYesButtonClick(e)} className='danger'><i className='fa fa-fw fa-check'/> Yes</button>
+          <button ref='no' onClick={(e) => this.handleNoButtonClick(e)}><i className='fa fa-fw fa-close'/> No</button>
+          <button ref='yes' onClick={(e) => this.handleYesButtonClick(e)} className='danger'><i className='fa fa-fw fa-check'/> Yes</button>
         </div>
       </div>
     )
diff --git a/browser/main/modal/Preference/AppSettingTab.js b/browser/main/modal/Preference/AppSettingTab.js
index c44675a8..c385b292 100644
--- a/browser/main/modal/Preference/AppSettingTab.js
+++ b/browser/main/modal/Preference/AppSettingTab.js
@@ -1,6 +1,5 @@
 import React, { PropTypes } from 'react'
 import linkState from 'browser/lib/linkState'
-import { updateUser } from '../../actions'
 import fetchConfig from 'browser/lib/fetchConfig'
 import hljsTheme from 'browser/lib/hljsThemes'
 
@@ -38,7 +37,7 @@ export default class AppSettingTab extends React.Component {
         message: 'Successfully done!'
       }})
     }
-    this.handleSettingError = err => {
+    this.handleSettingError = (err) => {
       this.setState({keymapAlert: {
         type: 'error',
         message: err.message != null ? err.message : 'Error occurs!'
diff --git a/browser/main/modal/Preference/FolderRow.js b/browser/main/modal/Preference/FolderRow.js
index f836e9d1..6e9bb11e 100644
--- a/browser/main/modal/Preference/FolderRow.js
+++ b/browser/main/modal/Preference/FolderRow.js
@@ -2,7 +2,6 @@ import React, { PropTypes } from 'react'
 import linkState from 'browser/lib/linkState'
 import FolderMark from 'browser/components/FolderMark'
 import store from '../../store'
-import { updateFolder, destroyFolder, replaceFolder } from '../../actions'
 
 const IDLE = 'IDLE'
 const EDIT = 'EDIT'
@@ -20,14 +19,14 @@ export default class FolderRow extends React.Component {
   handleUpClick (e) {
     let { index } = this.props
     if (index > 0) {
-      store.dispatch(replaceFolder(index, index - 1))
+      // store.dispatch(replaceFolder(index, index - 1))
     }
   }
 
   handleDownClick (e) {
     let { index, count } = this.props
     if (index < count - 1) {
-      store.dispatch(replaceFolder(index, index + 1))
+      // store.dispatch(replaceFolder(index, index + 1))
     }
   }
 
@@ -82,7 +81,7 @@ export default class FolderRow extends React.Component {
       folder = Object.assign({}, folder, input)
 
       try {
-        store.dispatch(updateFolder(folder))
+        // store.dispatch(updateFolder(folder))
         this.setState({
           mode: IDLE
         })
@@ -98,7 +97,7 @@ export default class FolderRow extends React.Component {
 
   handleDeleteConfirmButtonClick (e) {
     let { folder } = this.props
-    store.dispatch(destroyFolder(folder.key))
+    // store.dispatch(destroyFolder(folder.key))
   }
 
   render () {
@@ -111,7 +110,7 @@ export default class FolderRow extends React.Component {
           colorIndexes.push(i)
         }
 
-        let colorOptions = colorIndexes.map(index => {
+        let colorOptions = colorIndexes.map((index) => {
           let className = this.state.color === index
             ? 'active'
             : null
@@ -129,12 +128,10 @@ export default class FolderRow extends React.Component {
                 <FolderMark color={this.state.color}/>
               </button>
               {this.state.isColorEditing
-                ? (
-                  <div className='options'>
-                    <div className='label'>Color select</div>
-                    {colorOptions}
-                  </div>
-                )
+                ? <div className='options'>
+                  <div className='label'>Color select</div>
+                  {colorOptions}
+                </div>
                 : null
               }
             </div>
diff --git a/browser/main/modal/Preference/FolderSettingTab.js b/browser/main/modal/Preference/FolderSettingTab.js
index 2337aa32..0fd0d2d5 100644
--- a/browser/main/modal/Preference/FolderSettingTab.js
+++ b/browser/main/modal/Preference/FolderSettingTab.js
@@ -1,7 +1,6 @@
 import React, { PropTypes } from 'react'
 import FolderRow from './FolderRow'
 import linkState from 'browser/lib/linkState'
-import { createFolder } from '../../actions'
 
 export default class FolderSettingTab extends React.Component {
   constructor (props) {
@@ -23,9 +22,9 @@ export default class FolderSettingTab extends React.Component {
       let { dispatch } = this.props
 
       try {
-        dispatch(createFolder({
-          name: this.state.name
-        }))
+        // dispatch(createFolder({
+        //   name: this.state.name
+        // }))
       } catch (e) {
         this.setState({alert: {
           type: 'error',
diff --git a/browser/main/reducer.js b/browser/main/reducer.js
deleted file mode 100644
index 8efff887..00000000
--- a/browser/main/reducer.js
+++ /dev/null
@@ -1,362 +0,0 @@
-import { combineReducers } from 'redux'
-import _ from 'lodash'
-import {
-  // Status action type
-  SWITCH_FOLDER,
-  SWITCH_ARTICLE,
-  SET_SEARCH_FILTER,
-  SET_TAG_FILTER,
-  CLEAR_SEARCH,
-  TOGGLE_TUTORIAL,
-
-  // user
-  USER_UPDATE,
-
-  // Article action type
-  ARTICLE_UPDATE,
-  ARTICLE_DESTROY,
-  ARTICLE_CACHE,
-  ARTICLE_UNCACHE,
-  ARTICLE_UNCACHE_ALL,
-  ARTICLE_SAVE,
-  ARTICLE_SAVE_ALL,
-
-  // Folder action type
-  FOLDER_CREATE,
-  FOLDER_UPDATE,
-  FOLDER_DESTROY,
-  FOLDER_REPLACE
-} from './actions'
-import dataStore from 'browser/lib/dataStore'
-import keygen from 'browser/lib/keygen'
-import activityRecord from 'browser/lib/activityRecord'
-
-const initialStatus = {
-  search: '',
-  isTutorialOpen: false
-}
-
-let data = {
-  articles: [],
-  folders: []
-}
-let initialArticles = {
-  data: data && data.articles ? data.articles : [],
-  modified: []
-}
-let initialFolders = data && data.folders ? data.folders : []
-let initialUser = {}
-
-function user (state = initialUser, action) {
-  switch (action.type) {
-    case USER_UPDATE:
-      let updated = Object.assign(state, action.data)
-      dataStore.saveUser(null, updated)
-      return updated
-    default:
-      return state
-  }
-}
-
-function folders (state = initialFolders, action) {
-  state = state.slice()
-  switch (action.type) {
-    case FOLDER_CREATE:
-      {
-        let newFolder = action.data.folder
-        if (!_.isString(newFolder.name)) throw new Error('Folder name must be a string')
-        newFolder.name = newFolder.name.trim().replace(/\s/g, '_')
-
-        Object.assign(newFolder, {
-          key: keygen(),
-          createdAt: new Date(),
-          updatedAt: new Date()
-        })
-
-        if (newFolder.name == null || newFolder.name.length === 0) throw new Error('Folder name is required')
-        if (newFolder.name.match(/\//)) throw new Error('`/` is not available for folder name')
-
-        let conflictFolder = _.find(state, (folder) => folder.name.toLowerCase() === newFolder.name.toLowerCase())
-        if (conflictFolder != null) throw new Error(`${conflictFolder.name} already exists!`)
-        state.push(newFolder)
-
-        dataStore.setFolders(state)
-        activityRecord.emit('FOLDER_CREATE')
-        return state
-      }
-    case FOLDER_UPDATE:
-      {
-        let folder = action.data.folder
-        let targetFolder = _.findWhere(state, {key: folder.key})
-
-        if (!_.isString(folder.name)) throw new Error('Folder name must be a string')
-        folder.name = folder.name.trim().replace(/\s/g, '_')
-        if (folder.name.length === 0) throw new Error('Folder name is required')
-        if (folder.name.match(/\//)) throw new Error('`/` is not available for folder name')
-
-        // Folder existence check
-        if (targetFolder == null) throw new Error('Folder doesnt exist')
-        // Name conflict check
-        if (targetFolder.name !== folder.name) {
-          let conflictFolder = _.find(state, (_folder) => {
-            return folder.name.toLowerCase() === _folder.name.toLowerCase() && folder.key !== _folder.key
-          })
-          if (conflictFolder != null) throw new Error('Name conflicted')
-        }
-        Object.assign(targetFolder, folder, {
-          updatedAt: new Date()
-        })
-
-        dataStore.setFolders(state)
-        activityRecord.emit('FOLDER_UPDATE')
-        return state
-      }
-    case FOLDER_DESTROY:
-      {
-        if (state.length < 2) throw new Error('Folder must exist more than one')
-
-        let targetKey = action.data.key
-        let targetIndex = _.findIndex(state, (folder) => folder.key === targetKey)
-        if (targetIndex >= 0) {
-          state.splice(targetIndex, 1)
-        }
-        dataStore.setFolders(state)
-        activityRecord.emit('FOLDER_DESTROY')
-        return state
-      }
-    case FOLDER_REPLACE:
-      {
-        let { a, b } = action.data
-        let folderA = state[a]
-        let folderB = state[b]
-        state.splice(a, 1, folderB)
-        state.splice(b, 1, folderA)
-      }
-      dataStore.setFolders(state)
-      return state
-    default:
-      return state
-  }
-}
-
-function compareArticle (original, modified) {
-  var keys = _.keys(_.pick(modified, ['mode', 'title', 'tags', 'content', 'FolderKey']))
-
-  return keys.reduce((sum, key) => {
-    if ((key === 'tags' && !_.isEqual(original[key], modified[key])) || (key !== 'tags' && original[key] !== modified[key])) {
-      if (sum == null) {
-        sum = {
-          key: original.key
-        }
-      }
-      sum[key] = modified[key]
-    }
-    return sum
-  }, null)
-}
-
-function articles (state = initialArticles, action) {
-  switch (action.type) {
-    case ARTICLE_CACHE:
-      {
-        let modified = action.data.article
-        let targetKey = action.data.key
-        let originalIndex = _.findIndex(state.data, (_article) => targetKey === _article.key)
-        if (originalIndex === -1) return state
-        let modifiedIndex = _.findIndex(state.modified, (_article) => targetKey === _article.key)
-
-        modified = compareArticle(state.data[originalIndex], modified)
-        if (modified == null) {
-          if (modifiedIndex !== -1) state.modified.splice(modifiedIndex, 1)
-          return state
-        }
-
-        if (modifiedIndex === -1) state.modified.push(modified)
-        else Object.assign(state.modified[modifiedIndex], modified)
-        return state
-      }
-    case ARTICLE_UNCACHE:
-      {
-        let targetKey = action.data.key
-        let modifiedIndex = _.findIndex(state.modified, _article => targetKey === _article.key)
-        if (modifiedIndex >= 0) state.modified.splice(modifiedIndex, 1)
-        return state
-      }
-    case ARTICLE_UNCACHE_ALL:
-      state.modified = []
-      return state
-    case ARTICLE_SAVE:
-      {
-        let targetKey = action.data.key
-        let override = action.data.article
-        let modifiedIndex = _.findIndex(state.modified, _article => targetKey === _article.key)
-        let modified = modifiedIndex !== -1 ? state.modified.splice(modifiedIndex, 1)[0] : null
-
-        let targetIndex = _.findIndex(state.data, _article => targetKey === _article.key)
-        // Make a new if target article is not found.
-        if (targetIndex === -1) {
-          state.data.push(Object.assign({
-            title: '',
-            content: '',
-            mode: 'markdown',
-            tags: [],
-            craetedAt: new Date()
-          }, modified, override, {key: targetKey, updatedAt: new Date()}))
-          return state
-        }
-
-        Object.assign(state.data[targetIndex], modified, override, {key: targetKey, updatedAt: new Date()})
-
-        dataStore.setArticles(state.data)
-        return state
-      }
-    case ARTICLE_SAVE_ALL:
-      if (state.modified.length > 0) {
-        state.modified.forEach(modifiedArticle => {
-          let targetIndex = _.findIndex(state.data, _article => modifiedArticle.key === _article.key)
-          Object.assign(state.data[targetIndex], modifiedArticle, {key: modifiedArticle.key, updatedAt: new Date()})
-        })
-      }
-
-      state.modified = []
-      dataStore.setArticles(state.data)
-
-      return state
-    case ARTICLE_UPDATE:
-      {
-        let article = action.data.article
-
-        let targetIndex = _.findIndex(state.data, _article => article.key === _article.key)
-        if (targetIndex < 0) state.data.unshift(article)
-        else Object.assign(state.data[targetIndex], article)
-
-        dataStore.setArticles(state.data)
-        return state
-      }
-    case ARTICLE_DESTROY:
-      {
-        let articleKey = action.data.key
-
-        let targetIndex = _.findIndex(state.data, _article => articleKey === _article.key)
-        if (targetIndex >= 0) state.data.splice(targetIndex, 1)
-        let modifiedIndex = _.findIndex(state.modified, _article => articleKey === _article.key)
-        if (modifiedIndex >= 0) state.modified.splice(modifiedIndex, 1)
-
-        dataStore.setArticles(state.data)
-        return state
-      }
-    case FOLDER_DESTROY:
-      {
-        let folderKey = action.data.key
-
-        state.data = state.data.filter(article => article.FolderKey !== folderKey)
-
-        dataStore.setArticles(state.data)
-        return state
-      }
-    default:
-      return state
-  }
-}
-
-function status (state = initialStatus, action) {
-  state = Object.assign({}, state)
-  switch (action.type) {
-    case TOGGLE_TUTORIAL:
-      state.isTutorialOpen = !state.isTutorialOpen
-      return state
-  }
-
-  switch (action.type) {
-    case ARTICLE_SAVE:
-      if (action.data.forceSwitch) {
-        let article = action.data.article
-        state.articleKey = article.key
-        state.search = ''
-      }
-      return state
-    case SWITCH_FOLDER:
-      state.search = `\/\/${action.data} `
-
-      return state
-    case SWITCH_ARTICLE:
-      state.articleKey = action.data.key
-
-      return state
-    case SET_SEARCH_FILTER:
-      state.search = action.data
-
-      return state
-    case SET_TAG_FILTER:
-      state.search = `#${action.data}`
-
-      return state
-    case CLEAR_SEARCH:
-      state.search = ''
-
-      return state
-    default:
-      return state
-  }
-}
-
-/**
- * v0.6.* Reducers
- */
-
-/**
- * Repositories
- * ```
- * repositories = [{
- *   key: String,
- *   name: String,
- *   path: String, // path of repository
- *   status: String, // status of repository [LOADING, IDLE, ERROR]
- *   folders: {
- *     name: String,
- *     color: String
- *   },
- *   notes: [{
- *     key: String,
- *     title: String,
- *     content: String,
- *     folder: String,
- *     tags: [String],
- *     createdAt: Date,
- *     updatedAt: Date
- *   }]
- * }]
- * ```
- */
-import RepositoryManager from 'browser/lib/RepositoryManager'
-const initialRepositories = RepositoryManager.getRepos()
-
-function repositories (state = initialRepositories, action) {
-  switch (action.type) {
-    case 'ADD_REPOSITORY':
-      {
-        let repos = state.slice()
-        repos.push(action.data)
-        return repos
-      }
-    case 'REMOVE_REPOSITORY':
-      {
-        let repos = state.slice()
-        let targetIndex = _.findIndex(repos, {key: action.data.key})
-        if (targetIndex > -1) {
-          repos.splice(targetIndex, 1)
-        }
-        return repos
-      }
-  }
-  return state
-}
-// v0.6 end
-
-export default combineReducers({
-  user,
-  folders,
-  articles,
-  status,
-  repositories
-})
diff --git a/browser/styles/main/index.styl b/browser/styles/main/index.styl
index 0c24750b..c90aa873 100644
--- a/browser/styles/main/index.styl
+++ b/browser/styles/main/index.styl
@@ -106,48 +106,3 @@ textarea.block-input
     &:hover
       opacity 1
       background-color lighten(brandColor, 10%)
-  .contactButton
-    position fixed
-    z-index 2000
-    bottom 5px
-    right 5px
-    padding 10px 15px
-    border none
-    border-radius 5px
-    background-color brandColor
-    color white
-    opacity 0.7
-    &:hover
-      opacity 1
-      background-color lighten(brandColor, 10%)
-    .tooltip
-      tooltip()
-      margin-top -22px
-      margin-left -107px
-    &:hover .tooltip
-      opacity 1
-
-.OSSAnnounceModal
-  height 250
-  text-align center
-  .OSSAnnounceModal-title
-    font-size 32px
-    padding 45px 0
-
-  .OSSAnnounceModal-link
-    display block
-    font-size 20px
-    margin 25px 0 65px
-  .OSSAnnounceModal-closeBtn
-    display block
-    margin 0 auto
-    border none
-    border-radius 5px
-    width 150px
-    height 33px
-    background-color brandColor
-    color white
-    opacity 0.7
-    &:hover
-      opacity 1
-      background-color lighten(brandColor, 10%)