diff --git a/src/anot.js b/src/anot.js
index 2a6d829..442f0c4 100644
--- a/src/anot.js
+++ b/src/anot.js
@@ -1,5 +1,4 @@
-import { Anot } from './seed/core'
-import './seed/lang'
+import Anot from './seed/index'
 
 import './filters/index'
 import './dom/modern'
diff --git a/src/anot.touch.js b/src/anot.touch.js
index ef11796..1f639a1 100644
--- a/src/anot.touch.js
+++ b/src/anot.touch.js
@@ -1,5 +1,4 @@
-import { Anot } from './seed/core'
-import './seed/lang'
+import Anot from './seed/index'
 
 import './filters/index'
 import './dom/modern'
diff --git a/src/directives/attr.js b/src/directives/attr.js
index 8900884..73b4038 100644
--- a/src/directives/attr.js
+++ b/src/directives/attr.js
@@ -1,4 +1,4 @@
-import { Anot } from '../seed/core'
+import Anot from '../seed/index'
 import { cssDiff } from './css'
 import { updateAttrs } from '../dom/attr/modern'
 
diff --git a/src/directives/duplex/share.js b/src/directives/duplex/share.js
index 7330de3..06ce07a 100644
--- a/src/directives/duplex/share.js
+++ b/src/directives/duplex/share.js
@@ -7,6 +7,21 @@ import { updateModel } from './updateDataHandle'
 
 var rchangeFilter = /\|\s*change\b/
 var rdebounceFilter = /\|\s*debounce(?:\(([^)]+)\))?/
+var PARSER_FN = {
+  number(a) {
+    return a === '' ? '' : +a || 0
+  },
+  string(a) {
+    return a === null || a === void 0 ? '' : a + ''
+  },
+  boolean(a) {
+    if (a === '') {
+      return a
+    }
+    return a === 'true' || a === '1'
+  }
+}
+
 export function duplexBeforeInit() {
   var expr = this.expr
   if (rchangeFilter.test(expr)) {
@@ -144,7 +159,7 @@ try {
 
 function parseValue(val) {
   for (var i = 0, k; (k = this.parsers[i++]); ) {
-    var fn = Anot.parsers[k]
+    var fn = PARSER_FN[k]
     if (fn) {
       val = fn.call(this, val)
     }
diff --git a/src/directives/expr.js b/src/directives/expr.js
index 8af7308..54b5e06 100644
--- a/src/directives/expr.js
+++ b/src/directives/expr.js
@@ -1,4 +1,4 @@
-import { Anot } from '../seed/core'
+import Anot from '../seed/index'
 
 Anot.directive('expr', {
   update: function(vdom, value) {
diff --git a/src/directives/for.js b/src/directives/for.js
index 0ef6082..1acb6ec 100644
--- a/src/directives/for.js
+++ b/src/directives/for.js
@@ -1,4 +1,11 @@
-import { Anot, createFragment, platform, isObject, ap } from '../seed/core'
+import {
+  Anot,
+  createFragment,
+  platform,
+  isObject,
+  ap,
+  makeHashCode
+} from '../seed/core'
 
 import { VFragment } from '../vdom/VFragment'
 import { $$skipArray } from '../vmodel/reserved'
@@ -39,7 +46,7 @@ Anot.directive('for', {
     this.expr = arr[1]
     this.keyName = kv[0]
     this.valName = kv[1]
-    this.signature = Anot.makeHashCode('for')
+    this.signature = makeHashCode('for')
     if (asName) {
       this.asName = asName
     }
diff --git a/src/directives/visible.js b/src/directives/visible.js
index 278b588..3f70d9a 100644
--- a/src/directives/visible.js
+++ b/src/directives/visible.js
@@ -44,11 +44,11 @@ Anot.directive('visible', {
             }
           }
         }
+        // fix firefox BUG,必须挂到页面上
         if (
           dom.style.display === '' &&
           Anot(dom).css('display') === none &&
-          // fix firefox BUG,必须挂到页面上
-          Anot.contains(dom.ownerDocument, dom)
+          dom.ownerDocument.contains(dom)
         ) {
           value = parseDisplay(dom)
         }
diff --git a/src/dom/css/share.js b/src/dom/css/share.js
index 9dd5816..f24f886 100644
--- a/src/dom/css/share.js
+++ b/src/dom/css/share.js
@@ -5,7 +5,7 @@ export { cssMap, cssHooks }
 Anot.cssNumber = oneObject(
   'animationIterationCount,columnCount,order,flex,flexGrow,flexShrink,fillOpacity,fontWeight,lineHeight,opacity,orphans,widows,zIndex,zoom'
 )
-var prefixes = ['', '-webkit-', '-o-', '-moz-', '-ms-']
+var prefixes = ['', '-webkit-', '-moz-']
 /* istanbul ignore next */
 Anot.cssName = function(name, host, camelCase) {
   if (cssMap[name]) {
@@ -171,103 +171,97 @@ function showHidden(node, array) {
   }
 }
 /* istanbul ignore next*/
-Anot.each(
-  {
-    Width: 'width',
-    Height: 'height'
-  },
-  function(name, method) {
-    var clientProp = 'client' + name,
-      scrollProp = 'scroll' + name,
-      offsetProp = 'offset' + name
-    cssHooks[method + ':get'] = function(node, which, override) {
-      var boxSizing = -4
-      if (typeof override === 'number') {
-        boxSizing = override
-      }
-      which = name === 'Width' ? ['Left', 'Right'] : ['Top', 'Bottom']
-      var ret = node[offsetProp] // border-box 0
-      if (boxSizing === 2) {
-        // margin-box 2
-        return (
-          ret +
-          Anot.css(node, 'margin' + which[0], true) +
-          Anot.css(node, 'margin' + which[1], true)
-        )
-      }
-      if (boxSizing < 0) {
-        // padding-box  -2
-        ret =
-          ret -
-          Anot.css(node, 'border' + which[0] + 'Width', true) -
-          Anot.css(node, 'border' + which[1] + 'Width', true)
-      }
-      if (boxSizing === -4) {
-        // content-box -4
-        ret =
-          ret -
-          Anot.css(node, 'padding' + which[0], true) -
-          Anot.css(node, 'padding' + which[1], true)
-      }
-      return ret
+Anot.each({ Width: 'width', Height: 'height' }, function(name, method) {
+  var clientProp = 'client' + name,
+    scrollProp = 'scroll' + name,
+    offsetProp = 'offset' + name
+  cssHooks[method + ':get'] = function(node, which, override) {
+    var boxSizing = -4
+    if (typeof override === 'number') {
+      boxSizing = override
     }
-    cssHooks[method + '&get'] = function(node) {
-      var hidden = []
-      showHidden(node, hidden)
-      var val = cssHooks[method + ':get'](node)
-      for (var i = 0, obj; (obj = hidden[i++]); ) {
-        node = obj.node
-        for (var n in obj) {
-          if (typeof obj[n] === 'string') {
-            node.style[n] = obj[n]
-          }
-        }
-      }
-      return val
-    }
-    Anot.fn[method] = function(value) {
-      //会忽视其display
-      var node = this[0]
-      if (arguments.length === 0) {
-        if (node.setTimeout) {
-          //取得窗口尺寸
-          return (
-            node['inner' + name] ||
-            node.document.documentElement[clientProp] ||
-            node.document.body[clientProp]
-          ) //IE6下前两个分别为undefined,0
-        }
-        if (node.nodeType === 9) {
-          //取得页面尺寸
-          var doc = node.documentElement
-          //FF chrome    html.scrollHeight< body.scrollHeight
-          //IE 标准模式 : html.scrollHeight> body.scrollHeight
-          //IE 怪异模式 : html.scrollHeight 最大等于可视窗口多一点？
-          return Math.max(
-            node.body[scrollProp],
-            doc[scrollProp],
-            node.body[offsetProp],
-            doc[offsetProp],
-            doc[clientProp]
-          )
-        }
-        return cssHooks[method + '&get'](node)
-      } else {
-        return this.css(method, value)
-      }
-    }
-    Anot.fn['inner' + name] = function() {
-      return cssHooks[method + ':get'](this[0], void 0, -2)
-    }
-    Anot.fn['outer' + name] = function(includeMargin) {
-      return cssHooks[method + ':get'](
-        this[0],
-        void 0,
-        includeMargin === true ? 2 : 0
+    which = name === 'Width' ? ['Left', 'Right'] : ['Top', 'Bottom']
+    var ret = node[offsetProp] // border-box 0
+    if (boxSizing === 2) {
+      // margin-box 2
+      return (
+        ret +
+        Anot.css(node, 'margin' + which[0], true) +
+        Anot.css(node, 'margin' + which[1], true)
       )
     }
+    if (boxSizing < 0) {
+      // padding-box  -2
+      ret =
+        ret -
+        Anot.css(node, 'border' + which[0] + 'Width', true) -
+        Anot.css(node, 'border' + which[1] + 'Width', true)
+    }
+    if (boxSizing === -4) {
+      // content-box -4
+      ret =
+        ret -
+        Anot.css(node, 'padding' + which[0], true) -
+        Anot.css(node, 'padding' + which[1], true)
+    }
+    return ret
   }
-)
+  cssHooks[method + '&get'] = function(node) {
+    var hidden = []
+    showHidden(node, hidden)
+    var val = cssHooks[method + ':get'](node)
+    for (var i = 0, obj; (obj = hidden[i++]); ) {
+      node = obj.node
+      for (var n in obj) {
+        if (typeof obj[n] === 'string') {
+          node.style[n] = obj[n]
+        }
+      }
+    }
+    return val
+  }
+  Anot.fn[method] = function(value) {
+    //会忽视其display
+    var node = this[0]
+    if (arguments.length === 0) {
+      if (node.setTimeout) {
+        //取得窗口尺寸
+        return (
+          node['inner' + name] ||
+          node.document.documentElement[clientProp] ||
+          node.document.body[clientProp]
+        ) //IE6下前两个分别为undefined,0
+      }
+      if (node.nodeType === 9) {
+        //取得页面尺寸
+        var doc = node.documentElement
+        //FF chrome    html.scrollHeight< body.scrollHeight
+        //IE 标准模式 : html.scrollHeight> body.scrollHeight
+        //IE 怪异模式 : html.scrollHeight 最大等于可视窗口多一点？
+        return Math.max(
+          node.body[scrollProp],
+          doc[scrollProp],
+          node.body[offsetProp],
+          doc[offsetProp],
+          doc[clientProp]
+        )
+      }
+      return cssHooks[method + '&get'](node)
+    } else {
+      return this.css(method, value)
+    }
+  }
+  Anot.fn['inner' + name] = function() {
+    return cssHooks[method + ':get'](this[0], void 0, -2)
+  }
+  Anot.fn['outer' + name] = function(includeMargin) {
+    return cssHooks[method + ':get'](
+      this[0],
+      void 0,
+      includeMargin === true ? 2 : 0
+    )
+  }
+})
 
 export function getWindow(node) {
   return node.window || node.defaultView || node.parentWindow || false
diff --git a/src/dom/html/index.js b/src/dom/html/index.js
index f51a627..899e7a8 100644
--- a/src/dom/html/index.js
+++ b/src/dom/html/index.js
@@ -20,7 +20,7 @@ Anot.parseHTML = function(html) {
   html = html.replace(rxhtml, '<$1></$2>').trim()
   var hasCache = htmlCache.get(html)
   if (hasCache) {
-    return Anot.cloneNode(hasCache)
+    return hasCache.cloneNode(true)
   }
   var vnodes = fromString(html)
   for (var i = 0, el; (el = vnodes[i++]); ) {
diff --git a/src/dom/modern.js b/src/dom/modern.js
index 200b08a..fcc5de4 100644
--- a/src/dom/modern.js
+++ b/src/dom/modern.js
@@ -3,8 +3,6 @@
  *           shim,class,data,css,val,html,event,ready               *
  ********************************************************************/
 
-import './shim/modern'
-import './class/modern'
 import './attr/modern'
 import './css/modern'
 import './val/modern'
diff --git a/src/dom/ready/modern.js b/src/dom/ready/modern.js
index d19f292..b5411fc 100644
--- a/src/dom/ready/modern.js
+++ b/src/dom/ready/modern.js
@@ -16,10 +16,6 @@ Anot.ready = function(fn) {
   }
 }
 
-Anot.ready(function() {
-  Anot.scan && Anot.scan(document.body)
-})
-
 /* istanbul ignore next */
 function bootstrap() {
   if (document.readyState === 'complete') {
diff --git a/src/dom/shim/fixContains.js b/src/dom/shim/fixContains.js
deleted file mode 100644
index f3cde37..0000000
--- a/src/dom/shim/fixContains.js
+++ /dev/null
@@ -1,10 +0,0 @@
-/* istanbul ignore next */
-export function fixContains(root, el) {
-  try {
-    //IE6-8,游离于DOM树外的文本节点，访问parentNode有时会抛错
-    while ((el = el.parentNode)) {
-      if (el === root) return true
-    }
-  } catch (e) {}
-  return false
-}
diff --git a/src/dom/shim/modern.js b/src/dom/shim/modern.js
deleted file mode 100644
index e26ed6c..0000000
--- a/src/dom/shim/modern.js
+++ /dev/null
@@ -1,41 +0,0 @@
-//safari5+是把contains方法放在Element.prototype上而不是Node.prototype
-import { Anot, root } from '../../seed/core'
-import { fixContains } from './fixContains'
-export { Anot }
-
-Anot.contains = fixContains
-
-Anot.cloneNode = function(a) {
-  return a.cloneNode(true)
-}
-
-if (!document.contains) {
-  Node.prototype.contains = function(child) {
-    //IE6-8没有Node对象
-    return fixContains(this, child)
-  }
-}
-function fixFF(prop, cb) {
-  //firefox12 http://caniuse.com/#search=outerHTML
-  if (!(prop in root)) {
-    HTMLElement.prototype.__defineGetter__(prop, cb)
-  }
-}
-fixFF('outerHTML', function() {
-  //https://developer.mozilla.org/en-US/docs/Web/API/ParentNode/children
-  var div = document.createElement('div')
-  div.appendChild(this)
-  return div.innerHTML
-})
-fixFF('children', function() {
-  var children = []
-  for (var i = 0, el; (el = this.childNodes[i++]); ) {
-    if (el.nodeType === 1) {
-      children.push(el)
-    }
-  }
-  return children
-})
-fixFF('innerText', function() {
-  return this.textContent
-})
diff --git a/src/filters/array.js b/src/filters/array.js
index e3d87e2..214d1a2 100644
--- a/src/filters/array.js
+++ b/src/filters/array.js
@@ -1,4 +1,4 @@
-import { Anot, escapeRegExp } from '../seed/core'
+import { Anot, escapeRegExp, isObject } from '../seed/core'
 import { $$skipArray } from '../vmodel/reserved'
 
 export function orderBy(array, by, decend) {
@@ -96,7 +96,7 @@ export function filterBy(array, search, ...args) {
 }
 
 export function selectBy(data, array, defaults) {
-  if (Anot.isObject(data) && !Array.isArray(data)) {
+  if (isObject(data) && !Array.isArray(data)) {
     var target = []
     return recovery(target, array, function(name) {
       target.push(
diff --git a/src/parser/attributes.js b/src/parser/attributes.js
index e0e2544..edcff5b 100644
--- a/src/parser/attributes.js
+++ b/src/parser/attributes.js
@@ -1,5 +1,5 @@
-import { Anot, directives } from '../seed/core'
-export var eventMap = Anot.oneObject(
+import { Anot, directives, oneObject } from '../seed/core'
+export var eventMap = oneObject(
   'animationend,blur,change,input,' +
     'click,dblclick,focus,keydown,keypress,keyup,mousedown,mouseenter,' +
     'mouseleave,mousemove,mouseout,mouseover,mouseup,scan,scroll,submit',
diff --git a/src/parser/index.js b/src/parser/index.js
index c905942..fce0978 100644
--- a/src/parser/index.js
+++ b/src/parser/index.js
@@ -1,7 +1,7 @@
-import { Anot, Cache } from '../seed/core'
+import { Anot, Cache, oneObject } from '../seed/core'
 import { clearString, stringPool, fill, rfill, dig } from '../vtree/clearString'
 
-var keyMap = Anot.oneObject(
+var keyMap = oneObject(
   'break,case,catch,continue,debugger,default,delete,do,else,false,' +
   'finally,for,function,if,in,instanceof,new,null,return,switch,this,' +
   'throw,true,try,typeof,var,void,while,with,' /* 关键字*/ +
diff --git a/src/seed/core.js b/src/seed/core.js
index f3be7f5..25862cb 100644
--- a/src/seed/core.js
+++ b/src/seed/core.js
@@ -7,12 +7,6 @@ export function Anot(el) {
   return new Anot.init(el)
 }
 
-Anot.init = function(el) {
-  this[0] = this.element = el
-}
-
-Anot.fn = Anot.prototype = Anot.init.prototype
-
 export var rword = /[^, ]+/g
 export var rnowhite = /\S+/g //存在非空字符
 export var platform = {} //用于放置平台差异的方法与属性
@@ -114,7 +108,6 @@ export var validators = {}
 export var cssHooks = {}
 
 window.Anot = Anot
-Anot.platform = platform
 
 /* istanbul ignore next  */
 export function createFragment() {
@@ -170,24 +163,6 @@ Object.assign(Anot, {
     }
   },
   evaluatorPool: new Cache(888),
-  parsers: {
-    number: function(a) {
-      return a === '' ? '' : +a || 0
-    },
-    string: function(a) {
-      return a === null || a === void 0 ? '' : a + ''
-    },
-    boolean: function(a) {
-      if (a === '') {
-        return a
-      }
-      return a === 'true' || a === '1'
-    }
-  },
-
-  oneObject,
-  inspect,
-  ohasOwn,
   vmodels: {},
 
   directives,
@@ -195,15 +170,11 @@ Object.assign(Anot, {
 
   eventHooks,
   eventListeners,
-  validators,
   cssHooks,
 
   noop,
 
-  isObject,
   range,
   hyphen,
-  camelize,
-
-  makeHashCode
+  camelize
 })
diff --git a/src/seed/lang.js b/src/seed/index.js
similarity index 71%
rename from src/seed/lang.js
rename to src/seed/index.js
index 0ae7fa3..417c4fb 100644
--- a/src/seed/lang.js
+++ b/src/seed/index.js
@@ -1,6 +1,7 @@
 //这里放置存在异议的方法
-import { Anot, ohasOwn, inspect } from './core'
-export { Anot }
+import { Anot, inspect, platform, isObject } from './core'
+export default Anot
+
 var rwindow = /^\[object (?:Window|DOMWindow|global)\]$/
 var rarraylike = /(Array|List|Collection|Map|Arguments|Set)\]$/
 
@@ -39,6 +40,67 @@ Anot.isPlainObject = function(obj) {
   )
 }
 
+Anot.nextTick = (function() {
+  let queue = []
+  function callback() {
+    let n = queue.length
+    for (let i = 0; i < n; i++) {
+      queue[i]()
+    }
+    queue = queue.slice(n)
+  }
+
+  let node = document.createTextNode('<!-- -->')
+  new MutationObserver(callback).observe(node, { characterData: true })
+
+  let bool = false
+  return function(fn) {
+    queue.push(fn)
+    bool = !bool
+    node.data = bool
+  }
+})()
+
+Anot.init = function(source) {
+  if (source) {
+    if (Anot.isPlainObject(source)) {
+      var id = source.$id
+      var vm = Anot.vmodels[id]
+
+      if (!id) {
+        throw new Error(`vm的$id必须声明`)
+      }
+
+      if (vm) {
+        throw new Error(`vm实例[${id}]已经存在`)
+      }
+      vm = platform.modelFactory(source)
+      Anot.vmodels[id] = vm
+
+      Anot.nextTick(function() {
+        let $elem = document.querySelector('[anot=' + vm.$id + ']')
+        if ($elem) {
+          if ($elem === document.body) {
+            Anot.scan($elem)
+          } else {
+            let _parent = $elem
+            while ((_parent = _parent.parentNode)) {
+              if (_parent.__VM__) {
+                break
+              }
+            }
+            Anot.scan($elem.parentNode, _parent && _parent.__VM__)
+          }
+        }
+      })
+    }
+    return vm
+  }
+  this[0] = this.element = source
+}
+
+Anot.fn = Anot.prototype = Anot.init.prototype
+
 //与jQuery.extend方法，可用于浅拷贝，深拷贝
 Anot.mix = Anot.fn.mix = function() {
   var options,
diff --git a/src/vdom/VElement.modern.js b/src/vdom/VElement.modern.js
index a27ef1b..3c4ec88 100644
--- a/src/vdom/VElement.modern.js
+++ b/src/vdom/VElement.modern.js
@@ -1,4 +1,4 @@
-import { Anot } from '../seed/core'
+import { Anot, oneObject } from '../seed/core'
 
 export function VElement(type, props, children, isVoidTag) {
   this.nodeName = type
@@ -84,7 +84,7 @@ function createSVG(type) {
   return document.createElementNS('http://www.w3.org/2000/svg', type)
 }
 
-var svgTags = Anot.oneObject(
+var svgTags = oneObject(
   'circle,defs,ellipse,image,line,' +
     'path,polygon,polyline,rect,symbol,text,use,g,svg'
 )
diff --git a/src/vmodel/Mutation.js b/src/vmodel/Mutation.js
index 1367a96..17a2b29 100644
--- a/src/vmodel/Mutation.js
+++ b/src/vmodel/Mutation.js
@@ -4,7 +4,7 @@ import {
   reportObserved,
   propagateChanged
 } from './transaction'
-import { Anot, platform } from '../seed/core'
+import { Anot, platform, isObject } from '../seed/core'
 
 /**
 * 
@@ -59,7 +59,7 @@ export class Mutation {
   set(newValue) {
     var oldValue = this.value
     if (newValue !== oldValue) {
-      if (Anot.isObject(newValue)) {
+      if (isObject(newValue)) {
         var hash = oldValue && oldValue.$hashcode
         var childVM = platform.createProxy(newValue, this)
         if (childVM) {
diff --git a/src/vmodel/ProxyArray.js b/src/vmodel/ProxyArray.js
index 03a4109..2b0653b 100644
--- a/src/vmodel/ProxyArray.js
+++ b/src/vmodel/ProxyArray.js
@@ -1,4 +1,4 @@
-import { Anot, ap, platform, isObject } from '../seed/core'
+import { Anot, ap, platform, isObject, makeHashCode } from '../seed/core'
 import { Mutation } from './Mutation'
 
 var _splice = ap.splice
@@ -105,7 +105,7 @@ export function listFactory(array, stop, dd) {
 
     Object.defineProperty(array, '$model', platform.modelAccessor)
 
-    platform.hideProperty(array, '$hashcode', Anot.makeHashCode('$'))
+    platform.hideProperty(array, '$hashcode', makeHashCode('$'))
     platform.hideProperty(array, '$events', { __dep__: dd || new Mutation() })
   }
   var _dd = array.$events && array.$events.__dep__
diff --git a/src/vmodel/share.js b/src/vmodel/share.js
index 5ed13ba..dc67af4 100644
--- a/src/vmodel/share.js
+++ b/src/vmodel/share.js
@@ -1,11 +1,10 @@
-import { Anot, platform, isObject } from '../seed/core'
+import { Anot, platform, isObject, makeHashCode } from '../seed/core'
 import { $$skipArray } from './reserved'
 import { Mutation } from './Mutation'
 import { Computed } from './Computed'
 
 /**
  * 这里放置ViewModel模块的共用方法
- * Anot.define: 全框架最重要的方法,生成用户VM
  * IProxy, 基本用户数据产生的一个数据对象,基于$model与vmodel之间的形态
  * modelFactory: 生成用户VM
  * canHijack: 判定此属性是否该被劫持,加入数据监听与分发的的逻辑
@@ -15,18 +14,6 @@ import { Computed } from './Computed'
  * fuseFactory: 两个ms-controller间产生的代理VM的生成工厂
  */
 
-Anot.define = function(definition) {
-  var $id = definition.$id
-  if (!$id) {
-    console.error('vm.$id must be specified')
-  }
-  if (Anot.vmodels[$id]) {
-    console.warn('error:[' + $id + '] had defined!')
-  }
-  var vm = platform.modelFactory(definition)
-  return (Anot.vmodels[$id] = vm)
-}
-
 /**
  * Anot改用Proxy来创建VM,因此
  */
@@ -34,7 +21,7 @@ Anot.define = function(definition) {
 export function IProxy(definition, dd) {
   Anot.mix(this, definition)
   Anot.mix(this, $$skipArray)
-  this.$hashcode = Anot.makeHashCode('$')
+  this.$hashcode = makeHashCode('$')
   this.$id = this.$id || this.$hashcode
   this.$events = {
     __dep__: dd || new Mutation(this.$id)