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From an-s...@apache.org
Subject [24/32] android commit: CB-9782 Check in cordova-common dependency
Date Thu, 22 Oct 2015 19:45:42 GMT
http://git-wip-us.apache.org/repos/asf/cordova-android/blob/ab72e484/node_modules/cordova-common/node_modules/plist/dist/plist-parse.js
----------------------------------------------------------------------
diff --git a/node_modules/cordova-common/node_modules/plist/dist/plist-parse.js b/node_modules/cordova-common/node_modules/plist/dist/plist-parse.js
new file mode 100644
index 0000000..35da379
--- /dev/null
+++ b/node_modules/cordova-common/node_modules/plist/dist/plist-parse.js
@@ -0,0 +1,3628 @@
+!function(e){if("object"==typeof exports&&"undefined"!=typeof module)module.exports=e();else if("function"==typeof define&&define.amd)define([],e);else{var f;"undefined"!=typeof window?f=window:"undefined"!=typeof global?f=global:"undefined"!=typeof self&&(f=self),f.plist=e()}}(function(){var define,module,exports;return (function e(t,n,r){function s(o,u){if(!n[o]){if(!t[o]){var a=typeof require=="function"&&require;if(!u&&a)return a(o,!0);if(i)return i(o,!0);var f=new Error("Cannot find module '"+o+"'");throw f.code="MODULE_NOT_FOUND",f}var l=n[o]={exports:{}};t[o][0].call(l.exports,function(e){var n=t[o][1][e];return s(n?n:e)},l,l.exports,e,t,n,r)}return n[o].exports}var i=typeof require=="function"&&require;for(var o=0;o<r.length;o++)s(r[o]);return s})({1:[function(require,module,exports){
+(function (Buffer){
+
+/**
+ * Module dependencies.
+ */
+
+var deprecate = require('util-deprecate');
+var DOMParser = require('xmldom').DOMParser;
+
+/**
+ * Module exports.
+ */
+
+exports.parse = parse;
+exports.parseString = deprecate(parseString, '`parseString()` is deprecated. ' +
+  'It\'s not actually async. Use `parse()` instead.');
+exports.parseStringSync = deprecate(parseStringSync, '`parseStringSync()` is ' +
+  'deprecated. Use `parse()` instead.');
+
+/**
+ * We ignore raw text (usually whitespace), <!-- xml comments -->,
+ * and raw CDATA nodes.
+ *
+ * @param {Element} node
+ * @returns {Boolean}
+ * @api private
+ */
+
+function shouldIgnoreNode (node) {
+  return node.nodeType === 3 // text
+    || node.nodeType === 8   // comment
+    || node.nodeType === 4;  // cdata
+}
+
+
+/**
+ * Parses a Plist XML string. Returns an Object.
+ *
+ * @param {String} xml - the XML String to decode
+ * @returns {Mixed} the decoded value from the Plist XML
+ * @api public
+ */
+
+function parse (xml) {
+  var doc = new DOMParser().parseFromString(xml);
+  if (doc.documentElement.nodeName !== 'plist') {
+    throw new Error('malformed document. First element should be <plist>');
+  }
+  var plist = parsePlistXML(doc.documentElement);
+
+  // the root <plist> node gets interpreted as an Array,
+  // so pull out the inner data first
+  if (plist.length == 1) plist = plist[0];
+
+  return plist;
+}
+
+/**
+ * Parses a Plist XML string. Returns an Object. Takes a `callback` function.
+ *
+ * @param {String} xml - the XML String to decode
+ * @param {Function} callback - callback function
+ * @returns {Mixed} the decoded value from the Plist XML
+ * @api public
+ * @deprecated not actually async. use parse() instead
+ */
+
+function parseString (xml, callback) {
+  var doc, error, plist;
+  try {
+    doc = new DOMParser().parseFromString(xml);
+    plist = parsePlistXML(doc.documentElement);
+  } catch(e) {
+    error = e;
+  }
+  callback(error, plist);
+}
+
+/**
+ * Parses a Plist XML string. Returns an Object.
+ *
+ * @param {String} xml - the XML String to decode
+ * @param {Function} callback - callback function
+ * @returns {Mixed} the decoded value from the Plist XML
+ * @api public
+ * @deprecated use parse() instead
+ */
+
+function parseStringSync (xml) {
+  var doc = new DOMParser().parseFromString(xml);
+  var plist;
+  if (doc.documentElement.nodeName !== 'plist') {
+    throw new Error('malformed document. First element should be <plist>');
+  }
+  plist = parsePlistXML(doc.documentElement);
+
+  // if the plist is an array with 1 element, pull it out of the array
+  if (plist.length == 1) {
+    plist = plist[0];
+  }
+  return plist;
+}
+
+/**
+ * Convert an XML based plist document into a JSON representation.
+ *
+ * @param {Object} xml_node - current XML node in the plist
+ * @returns {Mixed} built up JSON object
+ * @api private
+ */
+
+function parsePlistXML (node) {
+  var i, new_obj, key, val, new_arr, res, d;
+
+  if (!node)
+    return null;
+
+  if (node.nodeName === 'plist') {
+    new_arr = [];
+    for (i=0; i < node.childNodes.length; i++) {
+      // ignore comment nodes (text)
+      if (!shouldIgnoreNode(node.childNodes[i])) {
+        new_arr.push( parsePlistXML(node.childNodes[i]));
+      }
+    }
+    return new_arr;
+
+  } else if (node.nodeName === 'dict') {
+    new_obj = {};
+    key = null;
+    for (i=0; i < node.childNodes.length; i++) {
+      // ignore comment nodes (text)
+      if (!shouldIgnoreNode(node.childNodes[i])) {
+        if (key === null) {
+          key = parsePlistXML(node.childNodes[i]);
+        } else {
+          new_obj[key] = parsePlistXML(node.childNodes[i]);
+          key = null;
+        }
+      }
+    }
+    return new_obj;
+
+  } else if (node.nodeName === 'array') {
+    new_arr = [];
+    for (i=0; i < node.childNodes.length; i++) {
+      // ignore comment nodes (text)
+      if (!shouldIgnoreNode(node.childNodes[i])) {
+        res = parsePlistXML(node.childNodes[i]);
+        if (null != res) new_arr.push(res);
+      }
+    }
+    return new_arr;
+
+  } else if (node.nodeName === '#text') {
+    // TODO: what should we do with text types? (CDATA sections)
+
+  } else if (node.nodeName === 'key') {
+    return node.childNodes[0].nodeValue;
+
+  } else if (node.nodeName === 'string') {
+    res = '';
+    for (d=0; d < node.childNodes.length; d++) {
+      res += node.childNodes[d].nodeValue;
+    }
+    return res;
+
+  } else if (node.nodeName === 'integer') {
+    // parse as base 10 integer
+    return parseInt(node.childNodes[0].nodeValue, 10);
+
+  } else if (node.nodeName === 'real') {
+    res = '';
+    for (d=0; d < node.childNodes.length; d++) {
+      if (node.childNodes[d].nodeType === 3) {
+        res += node.childNodes[d].nodeValue;
+      }
+    }
+    return parseFloat(res);
+
+  } else if (node.nodeName === 'data') {
+    res = '';
+    for (d=0; d < node.childNodes.length; d++) {
+      if (node.childNodes[d].nodeType === 3) {
+        res += node.childNodes[d].nodeValue.replace(/\s+/g, '');
+      }
+    }
+
+    // decode base64 data to a Buffer instance
+    return new Buffer(res, 'base64');
+
+  } else if (node.nodeName === 'date') {
+    return new Date(node.childNodes[0].nodeValue);
+
+  } else if (node.nodeName === 'true') {
+    return true;
+
+  } else if (node.nodeName === 'false') {
+    return false;
+  }
+}
+
+}).call(this,require("buffer").Buffer)
+},{"buffer":3,"util-deprecate":5,"xmldom":6}],2:[function(require,module,exports){
+var lookup = 'ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/';
+
+;(function (exports) {
+	'use strict';
+
+  var Arr = (typeof Uint8Array !== 'undefined')
+    ? Uint8Array
+    : Array
+
+	var ZERO   = '0'.charCodeAt(0)
+	var PLUS   = '+'.charCodeAt(0)
+	var SLASH  = '/'.charCodeAt(0)
+	var NUMBER = '0'.charCodeAt(0)
+	var LOWER  = 'a'.charCodeAt(0)
+	var UPPER  = 'A'.charCodeAt(0)
+
+	function decode (elt) {
+		var code = elt.charCodeAt(0)
+		if (code === PLUS)
+			return 62 // '+'
+		if (code === SLASH)
+			return 63 // '/'
+		if (code < NUMBER)
+			return -1 //no match
+		if (code < NUMBER + 10)
+			return code - NUMBER + 26 + 26
+		if (code < UPPER + 26)
+			return code - UPPER
+		if (code < LOWER + 26)
+			return code - LOWER + 26
+	}
+
+	function b64ToByteArray (b64) {
+		var i, j, l, tmp, placeHolders, arr
+
+		if (b64.length % 4 > 0) {
+			throw new Error('Invalid string. Length must be a multiple of 4')
+		}
+
+		// the number of equal signs (place holders)
+		// if there are two placeholders, than the two characters before it
+		// represent one byte
+		// if there is only one, then the three characters before it represent 2 bytes
+		// this is just a cheap hack to not do indexOf twice
+		var len = b64.length
+		placeHolders = '=' === b64.charAt(len - 2) ? 2 : '=' === b64.charAt(len - 1) ? 1 : 0
+
+		// base64 is 4/3 + up to two characters of the original data
+		arr = new Arr(b64.length * 3 / 4 - placeHolders)
+
+		// if there are placeholders, only get up to the last complete 4 chars
+		l = placeHolders > 0 ? b64.length - 4 : b64.length
+
+		var L = 0
+
+		function push (v) {
+			arr[L++] = v
+		}
+
+		for (i = 0, j = 0; i < l; i += 4, j += 3) {
+			tmp = (decode(b64.charAt(i)) << 18) | (decode(b64.charAt(i + 1)) << 12) | (decode(b64.charAt(i + 2)) << 6) | decode(b64.charAt(i + 3))
+			push((tmp & 0xFF0000) >> 16)
+			push((tmp & 0xFF00) >> 8)
+			push(tmp & 0xFF)
+		}
+
+		if (placeHolders === 2) {
+			tmp = (decode(b64.charAt(i)) << 2) | (decode(b64.charAt(i + 1)) >> 4)
+			push(tmp & 0xFF)
+		} else if (placeHolders === 1) {
+			tmp = (decode(b64.charAt(i)) << 10) | (decode(b64.charAt(i + 1)) << 4) | (decode(b64.charAt(i + 2)) >> 2)
+			push((tmp >> 8) & 0xFF)
+			push(tmp & 0xFF)
+		}
+
+		return arr
+	}
+
+	function uint8ToBase64 (uint8) {
+		var i,
+			extraBytes = uint8.length % 3, // if we have 1 byte left, pad 2 bytes
+			output = "",
+			temp, length
+
+		function encode (num) {
+			return lookup.charAt(num)
+		}
+
+		function tripletToBase64 (num) {
+			return encode(num >> 18 & 0x3F) + encode(num >> 12 & 0x3F) + encode(num >> 6 & 0x3F) + encode(num & 0x3F)
+		}
+
+		// go through the array every three bytes, we'll deal with trailing stuff later
+		for (i = 0, length = uint8.length - extraBytes; i < length; i += 3) {
+			temp = (uint8[i] << 16) + (uint8[i + 1] << 8) + (uint8[i + 2])
+			output += tripletToBase64(temp)
+		}
+
+		// pad the end with zeros, but make sure to not forget the extra bytes
+		switch (extraBytes) {
+			case 1:
+				temp = uint8[uint8.length - 1]
+				output += encode(temp >> 2)
+				output += encode((temp << 4) & 0x3F)
+				output += '=='
+				break
+			case 2:
+				temp = (uint8[uint8.length - 2] << 8) + (uint8[uint8.length - 1])
+				output += encode(temp >> 10)
+				output += encode((temp >> 4) & 0x3F)
+				output += encode((temp << 2) & 0x3F)
+				output += '='
+				break
+		}
+
+		return output
+	}
+
+	module.exports.toByteArray = b64ToByteArray
+	module.exports.fromByteArray = uint8ToBase64
+}())
+
+},{}],3:[function(require,module,exports){
+/*!
+ * The buffer module from node.js, for the browser.
+ *
+ * @author   Feross Aboukhadijeh <feross@feross.org> <http://feross.org>
+ * @license  MIT
+ */
+
+var base64 = require('base64-js')
+var ieee754 = require('ieee754')
+
+exports.Buffer = Buffer
+exports.SlowBuffer = Buffer
+exports.INSPECT_MAX_BYTES = 50
+Buffer.poolSize = 8192
+
+/**
+ * If `TYPED_ARRAY_SUPPORT`:
+ *   === true    Use Uint8Array implementation (fastest)
+ *   === false   Use Object implementation (most compatible, even IE6)
+ *
+ * Browsers that support typed arrays are IE 10+, Firefox 4+, Chrome 7+, Safari 5.1+,
+ * Opera 11.6+, iOS 4.2+.
+ *
+ * Note:
+ *
+ * - Implementation must support adding new properties to `Uint8Array` instances.
+ *   Firefox 4-29 lacked support, fixed in Firefox 30+.
+ *   See: https://bugzilla.mozilla.org/show_bug.cgi?id=695438.
+ *
+ *  - Chrome 9-10 is missing the `TypedArray.prototype.subarray` function.
+ *
+ *  - IE10 has a broken `TypedArray.prototype.subarray` function which returns arrays of
+ *    incorrect length in some situations.
+ *
+ * We detect these buggy browsers and set `TYPED_ARRAY_SUPPORT` to `false` so they will
+ * get the Object implementation, which is slower but will work correctly.
+ */
+var TYPED_ARRAY_SUPPORT = (function () {
+  try {
+    var buf = new ArrayBuffer(0)
+    var arr = new Uint8Array(buf)
+    arr.foo = function () { return 42 }
+    return 42 === arr.foo() && // typed array instances can be augmented
+        typeof arr.subarray === 'function' && // chrome 9-10 lack `subarray`
+        new Uint8Array(1).subarray(1, 1).byteLength === 0 // ie10 has broken `subarray`
+  } catch (e) {
+    return false
+  }
+})()
+
+/**
+ * Class: Buffer
+ * =============
+ *
+ * The Buffer constructor returns instances of `Uint8Array` that are augmented
+ * with function properties for all the node `Buffer` API functions. We use
+ * `Uint8Array` so that square bracket notation works as expected -- it returns
+ * a single octet.
+ *
+ * By augmenting the instances, we can avoid modifying the `Uint8Array`
+ * prototype.
+ */
+function Buffer (subject, encoding, noZero) {
+  if (!(this instanceof Buffer))
+    return new Buffer(subject, encoding, noZero)
+
+  var type = typeof subject
+
+  // Find the length
+  var length
+  if (type === 'number')
+    length = subject > 0 ? subject >>> 0 : 0
+  else if (type === 'string') {
+    if (encoding === 'base64')
+      subject = base64clean(subject)
+    length = Buffer.byteLength(subject, encoding)
+  } else if (type === 'object' && subject !== null) { // assume object is array-like
+    if (subject.type === 'Buffer' && isArray(subject.data))
+      subject = subject.data
+    length = +subject.length > 0 ? Math.floor(+subject.length) : 0
+  } else
+    throw new Error('First argument needs to be a number, array or string.')
+
+  var buf
+  if (TYPED_ARRAY_SUPPORT) {
+    // Preferred: Return an augmented `Uint8Array` instance for best performance
+    buf = Buffer._augment(new Uint8Array(length))
+  } else {
+    // Fallback: Return THIS instance of Buffer (created by `new`)
+    buf = this
+    buf.length = length
+    buf._isBuffer = true
+  }
+
+  var i
+  if (TYPED_ARRAY_SUPPORT && typeof subject.byteLength === 'number') {
+    // Speed optimization -- use set if we're copying from a typed array
+    buf._set(subject)
+  } else if (isArrayish(subject)) {
+    // Treat array-ish objects as a byte array
+    if (Buffer.isBuffer(subject)) {
+      for (i = 0; i < length; i++)
+        buf[i] = subject.readUInt8(i)
+    } else {
+      for (i = 0; i < length; i++)
+        buf[i] = ((subject[i] % 256) + 256) % 256
+    }
+  } else if (type === 'string') {
+    buf.write(subject, 0, encoding)
+  } else if (type === 'number' && !TYPED_ARRAY_SUPPORT && !noZero) {
+    for (i = 0; i < length; i++) {
+      buf[i] = 0
+    }
+  }
+
+  return buf
+}
+
+// STATIC METHODS
+// ==============
+
+Buffer.isEncoding = function (encoding) {
+  switch (String(encoding).toLowerCase()) {
+    case 'hex':
+    case 'utf8':
+    case 'utf-8':
+    case 'ascii':
+    case 'binary':
+    case 'base64':
+    case 'raw':
+    case 'ucs2':
+    case 'ucs-2':
+    case 'utf16le':
+    case 'utf-16le':
+      return true
+    default:
+      return false
+  }
+}
+
+Buffer.isBuffer = function (b) {
+  return !!(b != null && b._isBuffer)
+}
+
+Buffer.byteLength = function (str, encoding) {
+  var ret
+  str = str.toString()
+  switch (encoding || 'utf8') {
+    case 'hex':
+      ret = str.length / 2
+      break
+    case 'utf8':
+    case 'utf-8':
+      ret = utf8ToBytes(str).length
+      break
+    case 'ascii':
+    case 'binary':
+    case 'raw':
+      ret = str.length
+      break
+    case 'base64':
+      ret = base64ToBytes(str).length
+      break
+    case 'ucs2':
+    case 'ucs-2':
+    case 'utf16le':
+    case 'utf-16le':
+      ret = str.length * 2
+      break
+    default:
+      throw new Error('Unknown encoding')
+  }
+  return ret
+}
+
+Buffer.concat = function (list, totalLength) {
+  assert(isArray(list), 'Usage: Buffer.concat(list[, length])')
+
+  if (list.length === 0) {
+    return new Buffer(0)
+  } else if (list.length === 1) {
+    return list[0]
+  }
+
+  var i
+  if (totalLength === undefined) {
+    totalLength = 0
+    for (i = 0; i < list.length; i++) {
+      totalLength += list[i].length
+    }
+  }
+
+  var buf = new Buffer(totalLength)
+  var pos = 0
+  for (i = 0; i < list.length; i++) {
+    var item = list[i]
+    item.copy(buf, pos)
+    pos += item.length
+  }
+  return buf
+}
+
+Buffer.compare = function (a, b) {
+  assert(Buffer.isBuffer(a) && Buffer.isBuffer(b), 'Arguments must be Buffers')
+  var x = a.length
+  var y = b.length
+  for (var i = 0, len = Math.min(x, y); i < len && a[i] === b[i]; i++) {}
+  if (i !== len) {
+    x = a[i]
+    y = b[i]
+  }
+  if (x < y) {
+    return -1
+  }
+  if (y < x) {
+    return 1
+  }
+  return 0
+}
+
+// BUFFER INSTANCE METHODS
+// =======================
+
+function hexWrite (buf, string, offset, length) {
+  offset = Number(offset) || 0
+  var remaining = buf.length - offset
+  if (!length) {
+    length = remaining
+  } else {
+    length = Number(length)
+    if (length > remaining) {
+      length = remaining
+    }
+  }
+
+  // must be an even number of digits
+  var strLen = string.length
+  assert(strLen % 2 === 0, 'Invalid hex string')
+
+  if (length > strLen / 2) {
+    length = strLen / 2
+  }
+  for (var i = 0; i < length; i++) {
+    var byte = parseInt(string.substr(i * 2, 2), 16)
+    assert(!isNaN(byte), 'Invalid hex string')
+    buf[offset + i] = byte
+  }
+  return i
+}
+
+function utf8Write (buf, string, offset, length) {
+  var charsWritten = blitBuffer(utf8ToBytes(string), buf, offset, length)
+  return charsWritten
+}
+
+function asciiWrite (buf, string, offset, length) {
+  var charsWritten = blitBuffer(asciiToBytes(string), buf, offset, length)
+  return charsWritten
+}
+
+function binaryWrite (buf, string, offset, length) {
+  return asciiWrite(buf, string, offset, length)
+}
+
+function base64Write (buf, string, offset, length) {
+  var charsWritten = blitBuffer(base64ToBytes(string), buf, offset, length)
+  return charsWritten
+}
+
+function utf16leWrite (buf, string, offset, length) {
+  var charsWritten = blitBuffer(utf16leToBytes(string), buf, offset, length)
+  return charsWritten
+}
+
+Buffer.prototype.write = function (string, offset, length, encoding) {
+  // Support both (string, offset, length, encoding)
+  // and the legacy (string, encoding, offset, length)
+  if (isFinite(offset)) {
+    if (!isFinite(length)) {
+      encoding = length
+      length = undefined
+    }
+  } else {  // legacy
+    var swap = encoding
+    encoding = offset
+    offset = length
+    length = swap
+  }
+
+  offset = Number(offset) || 0
+  var remaining = this.length - offset
+  if (!length) {
+    length = remaining
+  } else {
+    length = Number(length)
+    if (length > remaining) {
+      length = remaining
+    }
+  }
+  encoding = String(encoding || 'utf8').toLowerCase()
+
+  var ret
+  switch (encoding) {
+    case 'hex':
+      ret = hexWrite(this, string, offset, length)
+      break
+    case 'utf8':
+    case 'utf-8':
+      ret = utf8Write(this, string, offset, length)
+      break
+    case 'ascii':
+      ret = asciiWrite(this, string, offset, length)
+      break
+    case 'binary':
+      ret = binaryWrite(this, string, offset, length)
+      break
+    case 'base64':
+      ret = base64Write(this, string, offset, length)
+      break
+    case 'ucs2':
+    case 'ucs-2':
+    case 'utf16le':
+    case 'utf-16le':
+      ret = utf16leWrite(this, string, offset, length)
+      break
+    default:
+      throw new Error('Unknown encoding')
+  }
+  return ret
+}
+
+Buffer.prototype.toString = function (encoding, start, end) {
+  var self = this
+
+  encoding = String(encoding || 'utf8').toLowerCase()
+  start = Number(start) || 0
+  end = (end === undefined) ? self.length : Number(end)
+
+  // Fastpath empty strings
+  if (end === start)
+    return ''
+
+  var ret
+  switch (encoding) {
+    case 'hex':
+      ret = hexSlice(self, start, end)
+      break
+    case 'utf8':
+    case 'utf-8':
+      ret = utf8Slice(self, start, end)
+      break
+    case 'ascii':
+      ret = asciiSlice(self, start, end)
+      break
+    case 'binary':
+      ret = binarySlice(self, start, end)
+      break
+    case 'base64':
+      ret = base64Slice(self, start, end)
+      break
+    case 'ucs2':
+    case 'ucs-2':
+    case 'utf16le':
+    case 'utf-16le':
+      ret = utf16leSlice(self, start, end)
+      break
+    default:
+      throw new Error('Unknown encoding')
+  }
+  return ret
+}
+
+Buffer.prototype.toJSON = function () {
+  return {
+    type: 'Buffer',
+    data: Array.prototype.slice.call(this._arr || this, 0)
+  }
+}
+
+Buffer.prototype.equals = function (b) {
+  assert(Buffer.isBuffer(b), 'Argument must be a Buffer')
+  return Buffer.compare(this, b) === 0
+}
+
+Buffer.prototype.compare = function (b) {
+  assert(Buffer.isBuffer(b), 'Argument must be a Buffer')
+  return Buffer.compare(this, b)
+}
+
+// copy(targetBuffer, targetStart=0, sourceStart=0, sourceEnd=buffer.length)
+Buffer.prototype.copy = function (target, target_start, start, end) {
+  var source = this
+
+  if (!start) start = 0
+  if (!end && end !== 0) end = this.length
+  if (!target_start) target_start = 0
+
+  // Copy 0 bytes; we're done
+  if (end === start) return
+  if (target.length === 0 || source.length === 0) return
+
+  // Fatal error conditions
+  assert(end >= start, 'sourceEnd < sourceStart')
+  assert(target_start >= 0 && target_start < target.length,
+      'targetStart out of bounds')
+  assert(start >= 0 && start < source.length, 'sourceStart out of bounds')
+  assert(end >= 0 && end <= source.length, 'sourceEnd out of bounds')
+
+  // Are we oob?
+  if (end > this.length)
+    end = this.length
+  if (target.length - target_start < end - start)
+    end = target.length - target_start + start
+
+  var len = end - start
+
+  if (len < 100 || !TYPED_ARRAY_SUPPORT) {
+    for (var i = 0; i < len; i++) {
+      target[i + target_start] = this[i + start]
+    }
+  } else {
+    target._set(this.subarray(start, start + len), target_start)
+  }
+}
+
+function base64Slice (buf, start, end) {
+  if (start === 0 && end === buf.length) {
+    return base64.fromByteArray(buf)
+  } else {
+    return base64.fromByteArray(buf.slice(start, end))
+  }
+}
+
+function utf8Slice (buf, start, end) {
+  var res = ''
+  var tmp = ''
+  end = Math.min(buf.length, end)
+
+  for (var i = start; i < end; i++) {
+    if (buf[i] <= 0x7F) {
+      res += decodeUtf8Char(tmp) + String.fromCharCode(buf[i])
+      tmp = ''
+    } else {
+      tmp += '%' + buf[i].toString(16)
+    }
+  }
+
+  return res + decodeUtf8Char(tmp)
+}
+
+function asciiSlice (buf, start, end) {
+  var ret = ''
+  end = Math.min(buf.length, end)
+
+  for (var i = start; i < end; i++) {
+    ret += String.fromCharCode(buf[i])
+  }
+  return ret
+}
+
+function binarySlice (buf, start, end) {
+  return asciiSlice(buf, start, end)
+}
+
+function hexSlice (buf, start, end) {
+  var len = buf.length
+
+  if (!start || start < 0) start = 0
+  if (!end || end < 0 || end > len) end = len
+
+  var out = ''
+  for (var i = start; i < end; i++) {
+    out += toHex(buf[i])
+  }
+  return out
+}
+
+function utf16leSlice (buf, start, end) {
+  var bytes = buf.slice(start, end)
+  var res = ''
+  for (var i = 0; i < bytes.length; i += 2) {
+    res += String.fromCharCode(bytes[i] + bytes[i + 1] * 256)
+  }
+  return res
+}
+
+Buffer.prototype.slice = function (start, end) {
+  var len = this.length
+  start = ~~start
+  end = end === undefined ? len : ~~end
+
+  if (start < 0) {
+    start += len;
+    if (start < 0)
+      start = 0
+  } else if (start > len) {
+    start = len
+  }
+
+  if (end < 0) {
+    end += len
+    if (end < 0)
+      end = 0
+  } else if (end > len) {
+    end = len
+  }
+
+  if (end < start)
+    end = start
+
+  if (TYPED_ARRAY_SUPPORT) {
+    return Buffer._augment(this.subarray(start, end))
+  } else {
+    var sliceLen = end - start
+    var newBuf = new Buffer(sliceLen, undefined, true)
+    for (var i = 0; i < sliceLen; i++) {
+      newBuf[i] = this[i + start]
+    }
+    return newBuf
+  }
+}
+
+// `get` will be removed in Node 0.13+
+Buffer.prototype.get = function (offset) {
+  console.log('.get() is deprecated. Access using array indexes instead.')
+  return this.readUInt8(offset)
+}
+
+// `set` will be removed in Node 0.13+
+Buffer.prototype.set = function (v, offset) {
+  console.log('.set() is deprecated. Access using array indexes instead.')
+  return this.writeUInt8(v, offset)
+}
+
+Buffer.prototype.readUInt8 = function (offset, noAssert) {
+  if (!noAssert) {
+    assert(offset !== undefined && offset !== null, 'missing offset')
+    assert(offset < this.length, 'Trying to read beyond buffer length')
+  }
+
+  if (offset >= this.length)
+    return
+
+  return this[offset]
+}
+
+function readUInt16 (buf, offset, littleEndian, noAssert) {
+  if (!noAssert) {
+    assert(typeof littleEndian === 'boolean', 'missing or invalid endian')
+    assert(offset !== undefined && offset !== null, 'missing offset')
+    assert(offset + 1 < buf.length, 'Trying to read beyond buffer length')
+  }
+
+  var len = buf.length
+  if (offset >= len)
+    return
+
+  var val
+  if (littleEndian) {
+    val = buf[offset]
+    if (offset + 1 < len)
+      val |= buf[offset + 1] << 8
+  } else {
+    val = buf[offset] << 8
+    if (offset + 1 < len)
+      val |= buf[offset + 1]
+  }
+  return val
+}
+
+Buffer.prototype.readUInt16LE = function (offset, noAssert) {
+  return readUInt16(this, offset, true, noAssert)
+}
+
+Buffer.prototype.readUInt16BE = function (offset, noAssert) {
+  return readUInt16(this, offset, false, noAssert)
+}
+
+function readUInt32 (buf, offset, littleEndian, noAssert) {
+  if (!noAssert) {
+    assert(typeof littleEndian === 'boolean', 'missing or invalid endian')
+    assert(offset !== undefined && offset !== null, 'missing offset')
+    assert(offset + 3 < buf.length, 'Trying to read beyond buffer length')
+  }
+
+  var len = buf.length
+  if (offset >= len)
+    return
+
+  var val
+  if (littleEndian) {
+    if (offset + 2 < len)
+      val = buf[offset + 2] << 16
+    if (offset + 1 < len)
+      val |= buf[offset + 1] << 8
+    val |= buf[offset]
+    if (offset + 3 < len)
+      val = val + (buf[offset + 3] << 24 >>> 0)
+  } else {
+    if (offset + 1 < len)
+      val = buf[offset + 1] << 16
+    if (offset + 2 < len)
+      val |= buf[offset + 2] << 8
+    if (offset + 3 < len)
+      val |= buf[offset + 3]
+    val = val + (buf[offset] << 24 >>> 0)
+  }
+  return val
+}
+
+Buffer.prototype.readUInt32LE = function (offset, noAssert) {
+  return readUInt32(this, offset, true, noAssert)
+}
+
+Buffer.prototype.readUInt32BE = function (offset, noAssert) {
+  return readUInt32(this, offset, false, noAssert)
+}
+
+Buffer.prototype.readInt8 = function (offset, noAssert) {
+  if (!noAssert) {
+    assert(offset !== undefined && offset !== null,
+        'missing offset')
+    assert(offset < this.length, 'Trying to read beyond buffer length')
+  }
+
+  if (offset >= this.length)
+    return
+
+  var neg = this[offset] & 0x80
+  if (neg)
+    return (0xff - this[offset] + 1) * -1
+  else
+    return this[offset]
+}
+
+function readInt16 (buf, offset, littleEndian, noAssert) {
+  if (!noAssert) {
+    assert(typeof littleEndian === 'boolean', 'missing or invalid endian')
+    assert(offset !== undefined && offset !== null, 'missing offset')
+    assert(offset + 1 < buf.length, 'Trying to read beyond buffer length')
+  }
+
+  var len = buf.length
+  if (offset >= len)
+    return
+
+  var val = readUInt16(buf, offset, littleEndian, true)
+  var neg = val & 0x8000
+  if (neg)
+    return (0xffff - val + 1) * -1
+  else
+    return val
+}
+
+Buffer.prototype.readInt16LE = function (offset, noAssert) {
+  return readInt16(this, offset, true, noAssert)
+}
+
+Buffer.prototype.readInt16BE = function (offset, noAssert) {
+  return readInt16(this, offset, false, noAssert)
+}
+
+function readInt32 (buf, offset, littleEndian, noAssert) {
+  if (!noAssert) {
+    assert(typeof littleEndian === 'boolean', 'missing or invalid endian')
+    assert(offset !== undefined && offset !== null, 'missing offset')
+    assert(offset + 3 < buf.length, 'Trying to read beyond buffer length')
+  }
+
+  var len = buf.length
+  if (offset >= len)
+    return
+
+  var val = readUInt32(buf, offset, littleEndian, true)
+  var neg = val & 0x80000000
+  if (neg)
+    return (0xffffffff - val + 1) * -1
+  else
+    return val
+}
+
+Buffer.prototype.readInt32LE = function (offset, noAssert) {
+  return readInt32(this, offset, true, noAssert)
+}
+
+Buffer.prototype.readInt32BE = function (offset, noAssert) {
+  return readInt32(this, offset, false, noAssert)
+}
+
+function readFloat (buf, offset, littleEndian, noAssert) {
+  if (!noAssert) {
+    assert(typeof littleEndian === 'boolean', 'missing or invalid endian')
+    assert(offset + 3 < buf.length, 'Trying to read beyond buffer length')
+  }
+
+  return ieee754.read(buf, offset, littleEndian, 23, 4)
+}
+
+Buffer.prototype.readFloatLE = function (offset, noAssert) {
+  return readFloat(this, offset, true, noAssert)
+}
+
+Buffer.prototype.readFloatBE = function (offset, noAssert) {
+  return readFloat(this, offset, false, noAssert)
+}
+
+function readDouble (buf, offset, littleEndian, noAssert) {
+  if (!noAssert) {
+    assert(typeof littleEndian === 'boolean', 'missing or invalid endian')
+    assert(offset + 7 < buf.length, 'Trying to read beyond buffer length')
+  }
+
+  return ieee754.read(buf, offset, littleEndian, 52, 8)
+}
+
+Buffer.prototype.readDoubleLE = function (offset, noAssert) {
+  return readDouble(this, offset, true, noAssert)
+}
+
+Buffer.prototype.readDoubleBE = function (offset, noAssert) {
+  return readDouble(this, offset, false, noAssert)
+}
+
+Buffer.prototype.writeUInt8 = function (value, offset, noAssert) {
+  if (!noAssert) {
+    assert(value !== undefined && value !== null, 'missing value')
+    assert(offset !== undefined && offset !== null, 'missing offset')
+    assert(offset < this.length, 'trying to write beyond buffer length')
+    verifuint(value, 0xff)
+  }
+
+  if (offset >= this.length) return
+
+  this[offset] = value
+  return offset + 1
+}
+
+function writeUInt16 (buf, value, offset, littleEndian, noAssert) {
+  if (!noAssert) {
+    assert(value !== undefined && value !== null, 'missing value')
+    assert(typeof littleEndian === 'boolean', 'missing or invalid endian')
+    assert(offset !== undefined && offset !== null, 'missing offset')
+    assert(offset + 1 < buf.length, 'trying to write beyond buffer length')
+    verifuint(value, 0xffff)
+  }
+
+  var len = buf.length
+  if (offset >= len)
+    return
+
+  for (var i = 0, j = Math.min(len - offset, 2); i < j; i++) {
+    buf[offset + i] =
+        (value & (0xff << (8 * (littleEndian ? i : 1 - i)))) >>>
+            (littleEndian ? i : 1 - i) * 8
+  }
+  return offset + 2
+}
+
+Buffer.prototype.writeUInt16LE = function (value, offset, noAssert) {
+  return writeUInt16(this, value, offset, true, noAssert)
+}
+
+Buffer.prototype.writeUInt16BE = function (value, offset, noAssert) {
+  return writeUInt16(this, value, offset, false, noAssert)
+}
+
+function writeUInt32 (buf, value, offset, littleEndian, noAssert) {
+  if (!noAssert) {
+    assert(value !== undefined && value !== null, 'missing value')
+    assert(typeof littleEndian === 'boolean', 'missing or invalid endian')
+    assert(offset !== undefined && offset !== null, 'missing offset')
+    assert(offset + 3 < buf.length, 'trying to write beyond buffer length')
+    verifuint(value, 0xffffffff)
+  }
+
+  var len = buf.length
+  if (offset >= len)
+    return
+
+  for (var i = 0, j = Math.min(len - offset, 4); i < j; i++) {
+    buf[offset + i] =
+        (value >>> (littleEndian ? i : 3 - i) * 8) & 0xff
+  }
+  return offset + 4
+}
+
+Buffer.prototype.writeUInt32LE = function (value, offset, noAssert) {
+  return writeUInt32(this, value, offset, true, noAssert)
+}
+
+Buffer.prototype.writeUInt32BE = function (value, offset, noAssert) {
+  return writeUInt32(this, value, offset, false, noAssert)
+}
+
+Buffer.prototype.writeInt8 = function (value, offset, noAssert) {
+  if (!noAssert) {
+    assert(value !== undefined && value !== null, 'missing value')
+    assert(offset !== undefined && offset !== null, 'missing offset')
+    assert(offset < this.length, 'Trying to write beyond buffer length')
+    verifsint(value, 0x7f, -0x80)
+  }
+
+  if (offset >= this.length)
+    return
+
+  if (value >= 0)
+    this.writeUInt8(value, offset, noAssert)
+  else
+    this.writeUInt8(0xff + value + 1, offset, noAssert)
+  return offset + 1
+}
+
+function writeInt16 (buf, value, offset, littleEndian, noAssert) {
+  if (!noAssert) {
+    assert(value !== undefined && value !== null, 'missing value')
+    assert(typeof littleEndian === 'boolean', 'missing or invalid endian')
+    assert(offset !== undefined && offset !== null, 'missing offset')
+    assert(offset + 1 < buf.length, 'Trying to write beyond buffer length')
+    verifsint(value, 0x7fff, -0x8000)
+  }
+
+  var len = buf.length
+  if (offset >= len)
+    return
+
+  if (value >= 0)
+    writeUInt16(buf, value, offset, littleEndian, noAssert)
+  else
+    writeUInt16(buf, 0xffff + value + 1, offset, littleEndian, noAssert)
+  return offset + 2
+}
+
+Buffer.prototype.writeInt16LE = function (value, offset, noAssert) {
+  return writeInt16(this, value, offset, true, noAssert)
+}
+
+Buffer.prototype.writeInt16BE = function (value, offset, noAssert) {
+  return writeInt16(this, value, offset, false, noAssert)
+}
+
+function writeInt32 (buf, value, offset, littleEndian, noAssert) {
+  if (!noAssert) {
+    assert(value !== undefined && value !== null, 'missing value')
+    assert(typeof littleEndian === 'boolean', 'missing or invalid endian')
+    assert(offset !== undefined && offset !== null, 'missing offset')
+    assert(offset + 3 < buf.length, 'Trying to write beyond buffer length')
+    verifsint(value, 0x7fffffff, -0x80000000)
+  }
+
+  var len = buf.length
+  if (offset >= len)
+    return
+
+  if (value >= 0)
+    writeUInt32(buf, value, offset, littleEndian, noAssert)
+  else
+    writeUInt32(buf, 0xffffffff + value + 1, offset, littleEndian, noAssert)
+  return offset + 4
+}
+
+Buffer.prototype.writeInt32LE = function (value, offset, noAssert) {
+  return writeInt32(this, value, offset, true, noAssert)
+}
+
+Buffer.prototype.writeInt32BE = function (value, offset, noAssert) {
+  return writeInt32(this, value, offset, false, noAssert)
+}
+
+function writeFloat (buf, value, offset, littleEndian, noAssert) {
+  if (!noAssert) {
+    assert(value !== undefined && value !== null, 'missing value')
+    assert(typeof littleEndian === 'boolean', 'missing or invalid endian')
+    assert(offset !== undefined && offset !== null, 'missing offset')
+    assert(offset + 3 < buf.length, 'Trying to write beyond buffer length')
+    verifIEEE754(value, 3.4028234663852886e+38, -3.4028234663852886e+38)
+  }
+
+  var len = buf.length
+  if (offset >= len)
+    return
+
+  ieee754.write(buf, value, offset, littleEndian, 23, 4)
+  return offset + 4
+}
+
+Buffer.prototype.writeFloatLE = function (value, offset, noAssert) {
+  return writeFloat(this, value, offset, true, noAssert)
+}
+
+Buffer.prototype.writeFloatBE = function (value, offset, noAssert) {
+  return writeFloat(this, value, offset, false, noAssert)
+}
+
+function writeDouble (buf, value, offset, littleEndian, noAssert) {
+  if (!noAssert) {
+    assert(value !== undefined && value !== null, 'missing value')
+    assert(typeof littleEndian === 'boolean', 'missing or invalid endian')
+    assert(offset !== undefined && offset !== null, 'missing offset')
+    assert(offset + 7 < buf.length,
+        'Trying to write beyond buffer length')
+    verifIEEE754(value, 1.7976931348623157E+308, -1.7976931348623157E+308)
+  }
+
+  var len = buf.length
+  if (offset >= len)
+    return
+
+  ieee754.write(buf, value, offset, littleEndian, 52, 8)
+  return offset + 8
+}
+
+Buffer.prototype.writeDoubleLE = function (value, offset, noAssert) {
+  return writeDouble(this, value, offset, true, noAssert)
+}
+
+Buffer.prototype.writeDoubleBE = function (value, offset, noAssert) {
+  return writeDouble(this, value, offset, false, noAssert)
+}
+
+// fill(value, start=0, end=buffer.length)
+Buffer.prototype.fill = function (value, start, end) {
+  if (!value) value = 0
+  if (!start) start = 0
+  if (!end) end = this.length
+
+  assert(end >= start, 'end < start')
+
+  // Fill 0 bytes; we're done
+  if (end === start) return
+  if (this.length === 0) return
+
+  assert(start >= 0 && start < this.length, 'start out of bounds')
+  assert(end >= 0 && end <= this.length, 'end out of bounds')
+
+  var i
+  if (typeof value === 'number') {
+    for (i = start; i < end; i++) {
+      this[i] = value
+    }
+  } else {
+    var bytes = utf8ToBytes(value.toString())
+    var len = bytes.length
+    for (i = start; i < end; i++) {
+      this[i] = bytes[i % len]
+    }
+  }
+
+  return this
+}
+
+Buffer.prototype.inspect = function () {
+  var out = []
+  var len = this.length
+  for (var i = 0; i < len; i++) {
+    out[i] = toHex(this[i])
+    if (i === exports.INSPECT_MAX_BYTES) {
+      out[i + 1] = '...'
+      break
+    }
+  }
+  return '<Buffer ' + out.join(' ') + '>'
+}
+
+/**
+ * Creates a new `ArrayBuffer` with the *copied* memory of the buffer instance.
+ * Added in Node 0.12. Only available in browsers that support ArrayBuffer.
+ */
+Buffer.prototype.toArrayBuffer = function () {
+  if (typeof Uint8Array !== 'undefined') {
+    if (TYPED_ARRAY_SUPPORT) {
+      return (new Buffer(this)).buffer
+    } else {
+      var buf = new Uint8Array(this.length)
+      for (var i = 0, len = buf.length; i < len; i += 1) {
+        buf[i] = this[i]
+      }
+      return buf.buffer
+    }
+  } else {
+    throw new Error('Buffer.toArrayBuffer not supported in this browser')
+  }
+}
+
+// HELPER FUNCTIONS
+// ================
+
+var BP = Buffer.prototype
+
+/**
+ * Augment a Uint8Array *instance* (not the Uint8Array class!) with Buffer methods
+ */
+Buffer._augment = function (arr) {
+  arr._isBuffer = true
+
+  // save reference to original Uint8Array get/set methods before overwriting
+  arr._get = arr.get
+  arr._set = arr.set
+
+  // deprecated, will be removed in node 0.13+
+  arr.get = BP.get
+  arr.set = BP.set
+
+  arr.write = BP.write
+  arr.toString = BP.toString
+  arr.toLocaleString = BP.toString
+  arr.toJSON = BP.toJSON
+  arr.equals = BP.equals
+  arr.compare = BP.compare
+  arr.copy = BP.copy
+  arr.slice = BP.slice
+  arr.readUInt8 = BP.readUInt8
+  arr.readUInt16LE = BP.readUInt16LE
+  arr.readUInt16BE = BP.readUInt16BE
+  arr.readUInt32LE = BP.readUInt32LE
+  arr.readUInt32BE = BP.readUInt32BE
+  arr.readInt8 = BP.readInt8
+  arr.readInt16LE = BP.readInt16LE
+  arr.readInt16BE = BP.readInt16BE
+  arr.readInt32LE = BP.readInt32LE
+  arr.readInt32BE = BP.readInt32BE
+  arr.readFloatLE = BP.readFloatLE
+  arr.readFloatBE = BP.readFloatBE
+  arr.readDoubleLE = BP.readDoubleLE
+  arr.readDoubleBE = BP.readDoubleBE
+  arr.writeUInt8 = BP.writeUInt8
+  arr.writeUInt16LE = BP.writeUInt16LE
+  arr.writeUInt16BE = BP.writeUInt16BE
+  arr.writeUInt32LE = BP.writeUInt32LE
+  arr.writeUInt32BE = BP.writeUInt32BE
+  arr.writeInt8 = BP.writeInt8
+  arr.writeInt16LE = BP.writeInt16LE
+  arr.writeInt16BE = BP.writeInt16BE
+  arr.writeInt32LE = BP.writeInt32LE
+  arr.writeInt32BE = BP.writeInt32BE
+  arr.writeFloatLE = BP.writeFloatLE
+  arr.writeFloatBE = BP.writeFloatBE
+  arr.writeDoubleLE = BP.writeDoubleLE
+  arr.writeDoubleBE = BP.writeDoubleBE
+  arr.fill = BP.fill
+  arr.inspect = BP.inspect
+  arr.toArrayBuffer = BP.toArrayBuffer
+
+  return arr
+}
+
+var INVALID_BASE64_RE = /[^+\/0-9A-z]/g
+
+function base64clean (str) {
+  // Node strips out invalid characters like \n and \t from the string, base64-js does not
+  str = stringtrim(str).replace(INVALID_BASE64_RE, '')
+  // Node allows for non-padded base64 strings (missing trailing ===), base64-js does not
+  while (str.length % 4 !== 0) {
+    str = str + '='
+  }
+  return str
+}
+
+function stringtrim (str) {
+  if (str.trim) return str.trim()
+  return str.replace(/^\s+|\s+$/g, '')
+}
+
+function isArray (subject) {
+  return (Array.isArray || function (subject) {
+    return Object.prototype.toString.call(subject) === '[object Array]'
+  })(subject)
+}
+
+function isArrayish (subject) {
+  return isArray(subject) || Buffer.isBuffer(subject) ||
+      subject && typeof subject === 'object' &&
+      typeof subject.length === 'number'
+}
+
+function toHex (n) {
+  if (n < 16) return '0' + n.toString(16)
+  return n.toString(16)
+}
+
+function utf8ToBytes (str) {
+  var byteArray = []
+  for (var i = 0; i < str.length; i++) {
+    var b = str.charCodeAt(i)
+    if (b <= 0x7F) {
+      byteArray.push(b)
+    } else {
+      var start = i
+      if (b >= 0xD800 && b <= 0xDFFF) i++
+      var h = encodeURIComponent(str.slice(start, i+1)).substr(1).split('%')
+      for (var j = 0; j < h.length; j++) {
+        byteArray.push(parseInt(h[j], 16))
+      }
+    }
+  }
+  return byteArray
+}
+
+function asciiToBytes (str) {
+  var byteArray = []
+  for (var i = 0; i < str.length; i++) {
+    // Node's code seems to be doing this and not & 0x7F..
+    byteArray.push(str.charCodeAt(i) & 0xFF)
+  }
+  return byteArray
+}
+
+function utf16leToBytes (str) {
+  var c, hi, lo
+  var byteArray = []
+  for (var i = 0; i < str.length; i++) {
+    c = str.charCodeAt(i)
+    hi = c >> 8
+    lo = c % 256
+    byteArray.push(lo)
+    byteArray.push(hi)
+  }
+
+  return byteArray
+}
+
+function base64ToBytes (str) {
+  return base64.toByteArray(str)
+}
+
+function blitBuffer (src, dst, offset, length) {
+  for (var i = 0; i < length; i++) {
+    if ((i + offset >= dst.length) || (i >= src.length))
+      break
+    dst[i + offset] = src[i]
+  }
+  return i
+}
+
+function decodeUtf8Char (str) {
+  try {
+    return decodeURIComponent(str)
+  } catch (err) {
+    return String.fromCharCode(0xFFFD) // UTF 8 invalid char
+  }
+}
+
+/*
+ * We have to make sure that the value is a valid integer. This means that it
+ * is non-negative. It has no fractional component and that it does not
+ * exceed the maximum allowed value.
+ */
+function verifuint (value, max) {
+  assert(typeof value === 'number', 'cannot write a non-number as a number')
+  assert(value >= 0, 'specified a negative value for writing an unsigned value')
+  assert(value <= max, 'value is larger than maximum value for type')
+  assert(Math.floor(value) === value, 'value has a fractional component')
+}
+
+function verifsint (value, max, min) {
+  assert(typeof value === 'number', 'cannot write a non-number as a number')
+  assert(value <= max, 'value larger than maximum allowed value')
+  assert(value >= min, 'value smaller than minimum allowed value')
+  assert(Math.floor(value) === value, 'value has a fractional component')
+}
+
+function verifIEEE754 (value, max, min) {
+  assert(typeof value === 'number', 'cannot write a non-number as a number')
+  assert(value <= max, 'value larger than maximum allowed value')
+  assert(value >= min, 'value smaller than minimum allowed value')
+}
+
+function assert (test, message) {
+  if (!test) throw new Error(message || 'Failed assertion')
+}
+
+},{"base64-js":2,"ieee754":4}],4:[function(require,module,exports){
+exports.read = function(buffer, offset, isLE, mLen, nBytes) {
+  var e, m,
+      eLen = nBytes * 8 - mLen - 1,
+      eMax = (1 << eLen) - 1,
+      eBias = eMax >> 1,
+      nBits = -7,
+      i = isLE ? (nBytes - 1) : 0,
+      d = isLE ? -1 : 1,
+      s = buffer[offset + i];
+
+  i += d;
+
+  e = s & ((1 << (-nBits)) - 1);
+  s >>= (-nBits);
+  nBits += eLen;
+  for (; nBits > 0; e = e * 256 + buffer[offset + i], i += d, nBits -= 8);
+
+  m = e & ((1 << (-nBits)) - 1);
+  e >>= (-nBits);
+  nBits += mLen;
+  for (; nBits > 0; m = m * 256 + buffer[offset + i], i += d, nBits -= 8);
+
+  if (e === 0) {
+    e = 1 - eBias;
+  } else if (e === eMax) {
+    return m ? NaN : ((s ? -1 : 1) * Infinity);
+  } else {
+    m = m + Math.pow(2, mLen);
+    e = e - eBias;
+  }
+  return (s ? -1 : 1) * m * Math.pow(2, e - mLen);
+};
+
+exports.write = function(buffer, value, offset, isLE, mLen, nBytes) {
+  var e, m, c,
+      eLen = nBytes * 8 - mLen - 1,
+      eMax = (1 << eLen) - 1,
+      eBias = eMax >> 1,
+      rt = (mLen === 23 ? Math.pow(2, -24) - Math.pow(2, -77) : 0),
+      i = isLE ? 0 : (nBytes - 1),
+      d = isLE ? 1 : -1,
+      s = value < 0 || (value === 0 && 1 / value < 0) ? 1 : 0;
+
+  value = Math.abs(value);
+
+  if (isNaN(value) || value === Infinity) {
+    m = isNaN(value) ? 1 : 0;
+    e = eMax;
+  } else {
+    e = Math.floor(Math.log(value) / Math.LN2);
+    if (value * (c = Math.pow(2, -e)) < 1) {
+      e--;
+      c *= 2;
+    }
+    if (e + eBias >= 1) {
+      value += rt / c;
+    } else {
+      value += rt * Math.pow(2, 1 - eBias);
+    }
+    if (value * c >= 2) {
+      e++;
+      c /= 2;
+    }
+
+    if (e + eBias >= eMax) {
+      m = 0;
+      e = eMax;
+    } else if (e + eBias >= 1) {
+      m = (value * c - 1) * Math.pow(2, mLen);
+      e = e + eBias;
+    } else {
+      m = value * Math.pow(2, eBias - 1) * Math.pow(2, mLen);
+      e = 0;
+    }
+  }
+
+  for (; mLen >= 8; buffer[offset + i] = m & 0xff, i += d, m /= 256, mLen -= 8);
+
+  e = (e << mLen) | m;
+  eLen += mLen;
+  for (; eLen > 0; buffer[offset + i] = e & 0xff, i += d, e /= 256, eLen -= 8);
+
+  buffer[offset + i - d] |= s * 128;
+};
+
+},{}],5:[function(require,module,exports){
+(function (global){
+
+/**
+ * Module exports.
+ */
+
+module.exports = deprecate;
+
+/**
+ * Mark that a method should not be used.
+ * Returns a modified function which warns once by default.
+ * If --no-deprecation is set, then it is a no-op.
+ *
+ * @param {Function} fn - the function to deprecate
+ * @param {String} msg - the string to print to the console when `fn` is invoked
+ * @returns {Function} a new "deprecated" version of `fn`
+ * @api public
+ */
+
+function deprecate (fn, msg) {
+  if (config('noDeprecation')) {
+    return fn;
+  }
+
+  var warned = false;
+  function deprecated() {
+    if (!warned) {
+      if (config('throwDeprecation')) {
+        throw new Error(msg);
+      } else if (config('traceDeprecation')) {
+        console.trace(msg);
+      } else {
+        console.error(msg);
+      }
+      warned = true;
+    }
+    return fn.apply(this, arguments);
+  }
+
+  return deprecated;
+}
+
+/**
+ * Checks `localStorage` for boolean values for the given `name`.
+ *
+ * @param {String} name
+ * @returns {Boolean}
+ * @api private
+ */
+
+function config (name) {
+  if (!global.localStorage) return false;
+  var val = global.localStorage[name];
+  if (null == val) return false;
+  return String(val).toLowerCase() === 'true';
+}
+
+}).call(this,typeof global !== "undefined" ? global : typeof self !== "undefined" ? self : typeof window !== "undefined" ? window : {})
+},{}],6:[function(require,module,exports){
+function DOMParser(options){
+	this.options = options ||{locator:{}};
+	
+}
+DOMParser.prototype.parseFromString = function(source,mimeType){	
+	var options = this.options;
+	var sax =  new XMLReader();
+	var domBuilder = options.domBuilder || new DOMHandler();//contentHandler and LexicalHandler
+	var errorHandler = options.errorHandler;
+	var locator = options.locator;
+	var defaultNSMap = options.xmlns||{};
+	var entityMap = {'lt':'<','gt':'>','amp':'&','quot':'"','apos':"'"}
+	if(locator){
+		domBuilder.setDocumentLocator(locator)
+	}
+	
+	sax.errorHandler = buildErrorHandler(errorHandler,domBuilder,locator);
+	sax.domBuilder = options.domBuilder || domBuilder;
+	if(/\/x?html?$/.test(mimeType)){
+		entityMap.nbsp = '\xa0';
+		entityMap.copy = '\xa9';
+		defaultNSMap['']= 'http://www.w3.org/1999/xhtml';
+	}
+	if(source){
+		sax.parse(source,defaultNSMap,entityMap);
+	}else{
+		sax.errorHandler.error("invalid document source");
+	}
+	return domBuilder.document;
+}
+function buildErrorHandler(errorImpl,domBuilder,locator){
+	if(!errorImpl){
+		if(domBuilder instanceof DOMHandler){
+			return domBuilder;
+		}
+		errorImpl = domBuilder ;
+	}
+	var errorHandler = {}
+	var isCallback = errorImpl instanceof Function;
+	locator = locator||{}
+	function build(key){
+		var fn = errorImpl[key];
+		if(!fn){
+			if(isCallback){
+				fn = errorImpl.length == 2?function(msg){errorImpl(key,msg)}:errorImpl;
+			}else{
+				var i=arguments.length;
+				while(--i){
+					if(fn = errorImpl[arguments[i]]){
+						break;
+					}
+				}
+			}
+		}
+		errorHandler[key] = fn && function(msg){
+			fn(msg+_locator(locator));
+		}||function(){};
+	}
+	build('warning','warn');
+	build('error','warn','warning');
+	build('fatalError','warn','warning','error');
+	return errorHandler;
+}
+/**
+ * +ContentHandler+ErrorHandler
+ * +LexicalHandler+EntityResolver2
+ * -DeclHandler-DTDHandler 
+ * 
+ * DefaultHandler:EntityResolver, DTDHandler, ContentHandler, ErrorHandler
+ * DefaultHandler2:DefaultHandler,LexicalHandler, DeclHandler, EntityResolver2
+ * @link http://www.saxproject.org/apidoc/org/xml/sax/helpers/DefaultHandler.html
+ */
+function DOMHandler() {
+    this.cdata = false;
+}
+function position(locator,node){
+	node.lineNumber = locator.lineNumber;
+	node.columnNumber = locator.columnNumber;
+}
+/**
+ * @see org.xml.sax.ContentHandler#startDocument
+ * @link http://www.saxproject.org/apidoc/org/xml/sax/ContentHandler.html
+ */ 
+DOMHandler.prototype = {
+	startDocument : function() {
+    	this.document = new DOMImplementation().createDocument(null, null, null);
+    	if (this.locator) {
+        	this.document.documentURI = this.locator.systemId;
+    	}
+	},
+	startElement:function(namespaceURI, localName, qName, attrs) {
+		var doc = this.document;
+	    var el = doc.createElementNS(namespaceURI, qName||localName);
+	    var len = attrs.length;
+	    appendElement(this, el);
+	    this.currentElement = el;
+	    
+		this.locator && position(this.locator,el)
+	    for (var i = 0 ; i < len; i++) {
+	        var namespaceURI = attrs.getURI(i);
+	        var value = attrs.getValue(i);
+	        var qName = attrs.getQName(i);
+			var attr = doc.createAttributeNS(namespaceURI, qName);
+			if( attr.getOffset){
+				position(attr.getOffset(1),attr)
+			}
+			attr.value = attr.nodeValue = value;
+			el.setAttributeNode(attr)
+	    }
+	},
+	endElement:function(namespaceURI, localName, qName) {
+		var current = this.currentElement
+	    var tagName = current.tagName;
+	    this.currentElement = current.parentNode;
+	},
+	startPrefixMapping:function(prefix, uri) {
+	},
+	endPrefixMapping:function(prefix) {
+	},
+	processingInstruction:function(target, data) {
+	    var ins = this.document.createProcessingInstruction(target, data);
+	    this.locator && position(this.locator,ins)
+	    appendElement(this, ins);
+	},
+	ignorableWhitespace:function(ch, start, length) {
+	},
+	characters:function(chars, start, length) {
+		chars = _toString.apply(this,arguments)
+		//console.log(chars)
+		if(this.currentElement && chars){
+			if (this.cdata) {
+				var charNode = this.document.createCDATASection(chars);
+				this.currentElement.appendChild(charNode);
+			} else {
+				var charNode = this.document.createTextNode(chars);
+				this.currentElement.appendChild(charNode);
+			}
+			this.locator && position(this.locator,charNode)
+		}
+	},
+	skippedEntity:function(name) {
+	},
+	endDocument:function() {
+		this.document.normalize();
+	},
+	setDocumentLocator:function (locator) {
+	    if(this.locator = locator){// && !('lineNumber' in locator)){
+	    	locator.lineNumber = 0;
+	    }
+	},
+	//LexicalHandler
+	comment:function(chars, start, length) {
+		chars = _toString.apply(this,arguments)
+	    var comm = this.document.createComment(chars);
+	    this.locator && position(this.locator,comm)
+	    appendElement(this, comm);
+	},
+	
+	startCDATA:function() {
+	    //used in characters() methods
+	    this.cdata = true;
+	},
+	endCDATA:function() {
+	    this.cdata = false;
+	},
+	
+	startDTD:function(name, publicId, systemId) {
+		var impl = this.document.implementation;
+	    if (impl && impl.createDocumentType) {
+	        var dt = impl.createDocumentType(name, publicId, systemId);
+	        this.locator && position(this.locator,dt)
+	        appendElement(this, dt);
+	    }
+	},
+	/**
+	 * @see org.xml.sax.ErrorHandler
+	 * @link http://www.saxproject.org/apidoc/org/xml/sax/ErrorHandler.html
+	 */
+	warning:function(error) {
+		console.warn(error,_locator(this.locator));
+	},
+	error:function(error) {
+		console.error(error,_locator(this.locator));
+	},
+	fatalError:function(error) {
+		console.error(error,_locator(this.locator));
+	    throw error;
+	}
+}
+function _locator(l){
+	if(l){
+		return '\n@'+(l.systemId ||'')+'#[line:'+l.lineNumber+',col:'+l.columnNumber+']'
+	}
+}
+function _toString(chars,start,length){
+	if(typeof chars == 'string'){
+		return chars.substr(start,length)
+	}else{//java sax connect width xmldom on rhino(what about: "? && !(chars instanceof String)")
+		if(chars.length >= start+length || start){
+			return new java.lang.String(chars,start,length)+'';
+		}
+		return chars;
+	}
+}
+
+/*
+ * @link http://www.saxproject.org/apidoc/org/xml/sax/ext/LexicalHandler.html
+ * used method of org.xml.sax.ext.LexicalHandler:
+ *  #comment(chars, start, length)
+ *  #startCDATA()
+ *  #endCDATA()
+ *  #startDTD(name, publicId, systemId)
+ *
+ *
+ * IGNORED method of org.xml.sax.ext.LexicalHandler:
+ *  #endDTD()
+ *  #startEntity(name)
+ *  #endEntity(name)
+ *
+ *
+ * @link http://www.saxproject.org/apidoc/org/xml/sax/ext/DeclHandler.html
+ * IGNORED method of org.xml.sax.ext.DeclHandler
+ * 	#attributeDecl(eName, aName, type, mode, value)
+ *  #elementDecl(name, model)
+ *  #externalEntityDecl(name, publicId, systemId)
+ *  #internalEntityDecl(name, value)
+ * @link http://www.saxproject.org/apidoc/org/xml/sax/ext/EntityResolver2.html
+ * IGNORED method of org.xml.sax.EntityResolver2
+ *  #resolveEntity(String name,String publicId,String baseURI,String systemId)
+ *  #resolveEntity(publicId, systemId)
+ *  #getExternalSubset(name, baseURI)
+ * @link http://www.saxproject.org/apidoc/org/xml/sax/DTDHandler.html
+ * IGNORED method of org.xml.sax.DTDHandler
+ *  #notationDecl(name, publicId, systemId) {};
+ *  #unparsedEntityDecl(name, publicId, systemId, notationName) {};
+ */
+"endDTD,startEntity,endEntity,attributeDecl,elementDecl,externalEntityDecl,internalEntityDecl,resolveEntity,getExternalSubset,notationDecl,unparsedEntityDecl".replace(/\w+/g,function(key){
+	DOMHandler.prototype[key] = function(){return null}
+})
+
+/* Private static helpers treated below as private instance methods, so don't need to add these to the public API; we might use a Relator to also get rid of non-standard public properties */
+function appendElement (hander,node) {
+    if (!hander.currentElement) {
+        hander.document.appendChild(node);
+    } else {
+        hander.currentElement.appendChild(node);
+    }
+}//appendChild and setAttributeNS are preformance key
+
+if(typeof require == 'function'){
+	var XMLReader = require('./sax').XMLReader;
+	var DOMImplementation = exports.DOMImplementation = require('./dom').DOMImplementation;
+	exports.XMLSerializer = require('./dom').XMLSerializer ;
+	exports.DOMParser = DOMParser;
+}
+
+},{"./dom":7,"./sax":8}],7:[function(require,module,exports){
+/*
+ * DOM Level 2
+ * Object DOMException
+ * @see http://www.w3.org/TR/REC-DOM-Level-1/ecma-script-language-binding.html
+ * @see http://www.w3.org/TR/2000/REC-DOM-Level-2-Core-20001113/ecma-script-binding.html
+ */
+
+function copy(src,dest){
+	for(var p in src){
+		dest[p] = src[p];
+	}
+}
+/**
+^\w+\.prototype\.([_\w]+)\s*=\s*((?:.*\{\s*?[\r\n][\s\S]*?^})|\S.*?(?=[;\r\n]));?
+^\w+\.prototype\.([_\w]+)\s*=\s*(\S.*?(?=[;\r\n]));?
+ */
+function _extends(Class,Super){
+	var pt = Class.prototype;
+	if(Object.create){
+		var ppt = Object.create(Super.prototype)
+		pt.__proto__ = ppt;
+	}
+	if(!(pt instanceof Super)){
+		function t(){};
+		t.prototype = Super.prototype;
+		t = new t();
+		copy(pt,t);
+		Class.prototype = pt = t;
+	}
+	if(pt.constructor != Class){
+		if(typeof Class != 'function'){
+			console.error("unknow Class:"+Class)
+		}
+		pt.constructor = Class
+	}
+}
+var htmlns = 'http://www.w3.org/1999/xhtml' ;
+// Node Types
+var NodeType = {}
+var ELEMENT_NODE                = NodeType.ELEMENT_NODE                = 1;
+var ATTRIBUTE_NODE              = NodeType.ATTRIBUTE_NODE              = 2;
+var TEXT_NODE                   = NodeType.TEXT_NODE                   = 3;
+var CDATA_SECTION_NODE          = NodeType.CDATA_SECTION_NODE          = 4;
+var ENTITY_REFERENCE_NODE       = NodeType.ENTITY_REFERENCE_NODE       = 5;
+var ENTITY_NODE                 = NodeType.ENTITY_NODE                 = 6;
+var PROCESSING_INSTRUCTION_NODE = NodeType.PROCESSING_INSTRUCTION_NODE = 7;
+var COMMENT_NODE                = NodeType.COMMENT_NODE                = 8;
+var DOCUMENT_NODE               = NodeType.DOCUMENT_NODE               = 9;
+var DOCUMENT_TYPE_NODE          = NodeType.DOCUMENT_TYPE_NODE          = 10;
+var DOCUMENT_FRAGMENT_NODE      = NodeType.DOCUMENT_FRAGMENT_NODE      = 11;
+var NOTATION_NODE               = NodeType.NOTATION_NODE               = 12;
+
+// ExceptionCode
+var ExceptionCode = {}
+var ExceptionMessage = {};
+var INDEX_SIZE_ERR              = ExceptionCode.INDEX_SIZE_ERR              = ((ExceptionMessage[1]="Index size error"),1);
+var DOMSTRING_SIZE_ERR          = ExceptionCode.DOMSTRING_SIZE_ERR          = ((ExceptionMessage[2]="DOMString size error"),2);
+var HIERARCHY_REQUEST_ERR       = ExceptionCode.HIERARCHY_REQUEST_ERR       = ((ExceptionMessage[3]="Hierarchy request error"),3);
+var WRONG_DOCUMENT_ERR          = ExceptionCode.WRONG_DOCUMENT_ERR          = ((ExceptionMessage[4]="Wrong document"),4);
+var INVALID_CHARACTER_ERR       = ExceptionCode.INVALID_CHARACTER_ERR       = ((ExceptionMessage[5]="Invalid character"),5);
+var NO_DATA_ALLOWED_ERR         = ExceptionCode.NO_DATA_ALLOWED_ERR         = ((ExceptionMessage[6]="No data allowed"),6);
+var NO_MODIFICATION_ALLOWED_ERR = ExceptionCode.NO_MODIFICATION_ALLOWED_ERR = ((ExceptionMessage[7]="No modification allowed"),7);
+var NOT_FOUND_ERR               = ExceptionCode.NOT_FOUND_ERR               = ((ExceptionMessage[8]="Not found"),8);
+var NOT_SUPPORTED_ERR           = ExceptionCode.NOT_SUPPORTED_ERR           = ((ExceptionMessage[9]="Not supported"),9);
+var INUSE_ATTRIBUTE_ERR         = ExceptionCode.INUSE_ATTRIBUTE_ERR         = ((ExceptionMessage[10]="Attribute in use"),10);
+//level2
+var INVALID_STATE_ERR        	= ExceptionCode.INVALID_STATE_ERR        	= ((ExceptionMessage[11]="Invalid state"),11);
+var SYNTAX_ERR               	= ExceptionCode.SYNTAX_ERR               	= ((ExceptionMessage[12]="Syntax error"),12);
+var INVALID_MODIFICATION_ERR 	= ExceptionCode.INVALID_MODIFICATION_ERR 	= ((ExceptionMessage[13]="Invalid modification"),13);
+var NAMESPACE_ERR            	= ExceptionCode.NAMESPACE_ERR           	= ((ExceptionMessage[14]="Invalid namespace"),14);
+var INVALID_ACCESS_ERR       	= ExceptionCode.INVALID_ACCESS_ERR      	= ((ExceptionMessage[15]="Invalid access"),15);
+
+
+function DOMException(code, message) {
+	if(message instanceof Error){
+		var error = message;
+	}else{
+		error = this;
+		Error.call(this, ExceptionMessage[code]);
+		this.message = ExceptionMessage[code];
+		if(Error.captureStackTrace) Error.captureStackTrace(this, DOMException);
+	}
+	error.code = code;
+	if(message) this.message = this.message + ": " + message;
+	return error;
+};
+DOMException.prototype = Error.prototype;
+copy(ExceptionCode,DOMException)
+/**
+ * @see http://www.w3.org/TR/2000/REC-DOM-Level-2-Core-20001113/core.html#ID-536297177
+ * The NodeList interface provides the abstraction of an ordered collection of nodes, without defining or constraining how this collection is implemented. NodeList objects in the DOM are live.
+ * The items in the NodeList are accessible via an integral index, starting from 0.
+ */
+function NodeList() {
+};
+NodeList.prototype = {
+	/**
+	 * The number of nodes in the list. The range of valid child node indices is 0 to length-1 inclusive.
+	 * @standard level1
+	 */
+	length:0, 
+	/**
+	 * Returns the indexth item in the collection. If index is greater than or equal to the number of nodes in the list, this returns null.
+	 * @standard level1
+	 * @param index  unsigned long 
+	 *   Index into the collection.
+	 * @return Node
+	 * 	The node at the indexth position in the NodeList, or null if that is not a valid index. 
+	 */
+	item: function(index) {
+		return this[index] || null;
+	}
+};
+function LiveNodeList(node,refresh){
+	this._node = node;
+	this._refresh = refresh
+	_updateLiveList(this);
+}
+function _updateLiveList(list){
+	var inc = list._node._inc || list._node.ownerDocument._inc;
+	if(list._inc != inc){
+		var ls = list._refresh(list._node);
+		//console.log(ls.length)
+		__set__(list,'length',ls.length);
+		copy(ls,list);
+		list._inc = inc;
+	}
+}
+LiveNodeList.prototype.item = function(i){
+	_updateLiveList(this);
+	return this[i];
+}
+
+_extends(LiveNodeList,NodeList);
+/**
+ * 
+ * Objects implementing the NamedNodeMap interface are used to represent collections of nodes that can be accessed by name. Note that NamedNodeMap does not inherit from NodeList; NamedNodeMaps are not maintained in any particular order. Objects contained in an object implementing NamedNodeMap may also be accessed by an ordinal index, but this is simply to allow convenient enumeration of the contents of a NamedNodeMap, and does not imply that the DOM specifies an order to these Nodes.
+ * NamedNodeMap objects in the DOM are live.
+ * used for attributes or DocumentType entities 
+ */
+function NamedNodeMap() {
+};
+
+function _findNodeIndex(list,node){
+	var i = list.length;
+	while(i--){
+		if(list[i] === node){return i}
+	}
+}
+
+function _addNamedNode(el,list,newAttr,oldAttr){
+	if(oldAttr){
+		list[_findNodeIndex(list,oldAttr)] = newAttr;
+	}else{
+		list[list.length++] = newAttr;
+	}
+	if(el){
+		newAttr.ownerElement = el;
+		var doc = el.ownerDocument;
+		if(doc){
+			oldAttr && _onRemoveAttribute(doc,el,oldAttr);
+			_onAddAttribute(doc,el,newAttr);
+		}
+	}
+}
+function _removeNamedNode(el,list,attr){
+	var i = _findNodeIndex(list,attr);
+	if(i>=0){
+		var lastIndex = list.length-1
+		while(i<lastIndex){
+			list[i] = list[++i]
+		}
+		list.length = lastIndex;
+		if(el){
+			var doc = el.ownerDocument;
+			if(doc){
+				_onRemoveAttribute(doc,el,attr);
+				attr.ownerElement = null;
+			}
+		}
+	}else{
+		throw DOMException(NOT_FOUND_ERR,new Error())
+	}
+}
+NamedNodeMap.prototype = {
+	length:0,
+	item:NodeList.prototype.item,
+	getNamedItem: function(key) {
+//		if(key.indexOf(':')>0 || key == 'xmlns'){
+//			return null;
+//		}
+		var i = this.length;
+		while(i--){
+			var attr = this[i];
+			if(attr.nodeName == key){
+				return attr;
+			}
+		}
+	},
+	setNamedItem: function(attr) {
+		var el = attr.ownerElement;
+		if(el && el!=this._ownerElement){
+			throw new DOMException(INUSE_ATTRIBUTE_ERR);
+		}
+		var oldAttr = this.getNamedItem(attr.nodeName);
+		_addNamedNode(this._ownerElement,this,attr,oldAttr);
+		return oldAttr;
+	},
+	/* returns Node */
+	setNamedItemNS: function(attr) {// raises: WRONG_DOCUMENT_ERR,NO_MODIFICATION_ALLOWED_ERR,INUSE_ATTRIBUTE_ERR
+		var el = attr.ownerElement, oldAttr;
+		if(el && el!=this._ownerElement){
+			throw new DOMException(INUSE_ATTRIBUTE_ERR);
+		}
+		oldAttr = this.getNamedItemNS(attr.namespaceURI,attr.localName);
+		_addNamedNode(this._ownerElement,this,attr,oldAttr);
+		return oldAttr;
+	},
+
+	/* returns Node */
+	removeNamedItem: function(key) {
+		var attr = this.getNamedItem(key);
+		_removeNamedNode(this._ownerElement,this,attr);
+		return attr;
+		
+		
+	},// raises: NOT_FOUND_ERR,NO_MODIFICATION_ALLOWED_ERR
+	
+	//for level2
+	removeNamedItemNS:function(namespaceURI,localName){
+		var attr = this.getNamedItemNS(namespaceURI,localName);
+		_removeNamedNode(this._ownerElement,this,attr);
+		return attr;
+	},
+	getNamedItemNS: function(namespaceURI, localName) {
+		var i = this.length;
+		while(i--){
+			var node = this[i];
+			if(node.localName == localName && node.namespaceURI == namespaceURI){
+				return node;
+			}
+		}
+		return null;
+	}
+};
+/**
+ * @see http://www.w3.org/TR/REC-DOM-Level-1/level-one-core.html#ID-102161490
+ */
+function DOMImplementation(/* Object */ features) {
+	this._features = {};
+	if (features) {
+		for (var feature in features) {
+			 this._features = features[feature];
+		}
+	}
+};
+
+DOMImplementation.prototype = {
+	hasFeature: function(/* string */ feature, /* string */ version) {
+		var versions = this._features[feature.toLowerCase()];
+		if (versions && (!version || version in versions)) {
+			return true;
+		} else {
+			return false;
+		}
+	},
+	// Introduced in DOM Level 2:
+	createDocument:function(namespaceURI,  qualifiedName, doctype){// raises:INVALID_CHARACTER_ERR,NAMESPACE_ERR,WRONG_DOCUMENT_ERR
+		var doc = new Document();
+		doc.doctype = doctype;
+		if(doctype){
+			doc.appendChild(doctype);
+		}
+		doc.implementation = this;
+		doc.childNodes = new NodeList();
+		if(qualifiedName){
+			var root = doc.createElementNS(namespaceURI,qualifiedName);
+			doc.appendChild(root);
+		}
+		return doc;
+	},
+	// Introduced in DOM Level 2:
+	createDocumentType:function(qualifiedName, publicId, systemId){// raises:INVALID_CHARACTER_ERR,NAMESPACE_ERR
+		var node = new DocumentType();
+		node.name = qualifiedName;
+		node.nodeName = qualifiedName;
+		node.publicId = publicId;
+		node.systemId = systemId;
+		// Introduced in DOM Level 2:
+		//readonly attribute DOMString        internalSubset;
+		
+		//TODO:..
+		//  readonly attribute NamedNodeMap     entities;
+		//  readonly attribute NamedNodeMap     notations;
+		return node;
+	}
+};
+
+
+/**
+ * @see http://www.w3.org/TR/2000/REC-DOM-Level-2-Core-20001113/core.html#ID-1950641247
+ */
+
+function Node() {
+};
+
+Node.prototype = {
+	firstChild : null,
+	lastChild : null,
+	previousSibling : null,
+	nextSibling : null,
+	attributes : null,
+	parentNode : null,
+	childNodes : null,
+	ownerDocument : null,
+	nodeValue : null,
+	namespaceURI : null,
+	prefix : null,
+	localName : null,
+	// Modified in DOM Level 2:
+	insertBefore:function(newChild, refChild){//raises 
+		return _insertBefore(this,newChild,refChild);
+	},
+	replaceChild:function(newChild, oldChild){//raises 
+		this.insertBefore(newChild,oldChild);
+		if(oldChild){
+			this.removeChild(oldChild);
+		}
+	},
+	removeChild:function(oldChild){
+		return _removeChild(this,oldChild);
+	},
+	appendChild:function(newChild){
+		return this.insertBefore(newChild,null);
+	},
+	hasChildNodes:function(){
+		return this.firstChild != null;
+	},
+	cloneNode:function(deep){
+		return cloneNode(this.ownerDocument||this,this,deep);
+	},
+	// Modified in DOM Level 2:
+	normalize:function(){
+		var child = this.firstChild;
+		while(child){
+			var next = child.nextSibling;
+			if(next && next.nodeType == TEXT_NODE && child.nodeType == TEXT_NODE){
+				this.removeChild(next);
+				child.appendData(next.data);
+			}else{
+				child.normalize();
+				child = next;
+			}
+		}
+	},
+  	// Introduced in DOM Level 2:
+	isSupported:function(feature, version){
+		return this.ownerDocument.implementation.hasFeature(feature,version);
+	},
+    // Introduced in DOM Level 2:
+    hasAttributes:function(){
+    	return this.attributes.length>0;
+    },
+    lookupPrefix:function(namespaceURI){
+    	var el = this;
+    	while(el){
+    		var map = el._nsMap;
+    		//console.dir(map)
+    		if(map){
+    			for(var n in map){
+    				if(map[n] == namespaceURI){
+    					return n;
+    				}
+    			}
+    		}
+    		el = el.nodeType == 2?el.ownerDocument : el.parentNode;
+    	}
+    	return null;
+    },
+    // Introduced in DOM Level 3:
+    lookupNamespaceURI:function(prefix){
+    	var el = this;
+    	while(el){
+    		var map = el._nsMap;
+    		//console.dir(map)
+    		if(map){
+    			if(prefix in map){
+    				return map[prefix] ;
+    			}
+    		}
+    		el = el.nodeType == 2?el.ownerDocument : el.parentNode;
+    	}
+    	return null;
+    },
+    // Introduced in DOM Level 3:
+    isDefaultNamespace:function(namespaceURI){
+    	var prefix = this.lookupPrefix(namespaceURI);
+    	return prefix == null;
+    }
+};
+
+
+function _xmlEncoder(c){
+	return c == '<' && '&lt;' ||
+         c == '>' && '&gt;' ||
+         c == '&' && '&amp;' ||
+         c == '"' && '&quot;' ||
+         '&#'+c.charCodeAt()+';'
+}
+
+
+copy(NodeType,Node);
+copy(NodeType,Node.prototype);
+
+/**
+ * @param callback return true for continue,false for break
+ * @return boolean true: break visit;
+ */
+function _visitNode(node,callback){
+	if(callback(node)){
+		return true;
+	}
+	if(node = node.firstChild){
+		do{
+			if(_visitNode(node,callback)){return true}
+        }while(node=node.nextSibling)
+    }
+}
+
+
+
+function Document(){
+}
+function _onAddAttribute(doc,el,newAttr){
+	doc && doc._inc++;
+	var ns = newAttr.namespaceURI ;
+	if(ns == 'http://www.w3.org/2000/xmlns/'){
+		//update namespace
+		el._nsMap[newAttr.prefix?newAttr.localName:''] = newAttr.value
+	}
+}
+function _onRemoveAttribute(doc,el,newAttr,remove){
+	doc && doc._inc++;
+	var ns = newAttr.namespaceURI ;
+	if(ns == 'http://www.w3.org/2000/xmlns/'){
+		//update namespace
+		delete el._nsMap[newAttr.prefix?newAttr.localName:'']
+	}
+}
+function _onUpdateChild(doc,el,newChild){
+	if(doc && doc._inc){
+		doc._inc++;
+		//update childNodes
+		var cs = el.childNodes;
+		if(newChild){
+			cs[cs.length++] = newChild;
+		}else{
+			//console.log(1)
+			var child = el.firstChild;
+			var i = 0;
+			while(child){
+				cs[i++] = child;
+				child =child.nextSibling;
+			}
+			cs.length = i;
+		}
+	}
+}
+
+/**
+ * attributes;
+ * children;
+ * 
+ * writeable properties:
+ * nodeValue,Attr:value,CharacterData:data
+ * prefix
+ */
+function _removeChild(parentNode,child){
+	var previous = child.previousSibling;
+	var next = child.nextSibling;
+	if(previous){
+		previous.nextSibling = next;
+	}else{
+		parentNode.firstChild = next
+	}
+	if(next){
+		next.previousSibling = previous;
+	}else{
+		parentNode.lastChild = previous;
+	}
+	_onUpdateChild(parentNode.ownerDocument,parentNode);
+	return child;
+}
+/**
+ * preformance key(refChild == null)
+ */
+function _insertBefore(parentNode,newChild,nextChild){
+	var cp = newChild.parentNode;
+	if(cp){
+		cp.removeChild(newChild);//remove and update
+	}
+	if(newChild.nodeType === DOCUMENT_FRAGMENT_NODE){
+		var newFirst = newChild.firstChild;
+		if (newFirst == null) {
+			return newChild;
+		}
+		var newLast = newChild.lastChild;
+	}else{
+		newFirst = newLast = newChild;
+	}
+	var pre = nextChild ? nextChild.previousSibling : parentNode.lastChild;
+
+	newFirst.previousSibling = pre;
+	newLast.nextSibling = nextChild;
+	
+	
+	if(pre){
+		pre.nextSibling = newFirst;
+	}else{
+		parentNode.firstChild = newFirst;
+	}
+	if(nextChild == null){
+		parentNode.lastChild = newLast;
+	}else{
+		nextChild.previousSibling = newLast;
+	}
+	do{
+		newFirst.parentNode = parentNode;
+	}while(newFirst !== newLast && (newFirst= newFirst.nextSibling))
+	_onUpdateChild(parentNode.ownerDocument||parentNode,parentNode);
+	//console.log(parentNode.lastChild.nextSibling == null)
+	if (newChild.nodeType == DOCUMENT_FRAGMENT_NODE) {
+		newChild.firstChild = newChild.lastChild = null;
+	}
+	return newChild;
+}
+function _appendSingleChild(parentNode,newChild){
+	var cp = newChild.parentNode;
+	if(cp){
+		var pre = parentNode.lastChild;
+		cp.removeChild(newChild);//remove and update
+		var pre = parentNode.lastChild;
+	}
+	var pre = parentNode.lastChild;
+	newChild.parentNode = parentNode;
+	newChild.previousSibling = pre;
+	newChild.nextSibling = null;
+	if(pre){
+		pre.nextSibling = newChild;
+	}else{
+		parentNode.firstChild = newChild;
+	}
+	parentNode.lastChild = newChild;
+	_onUpdateChild(parentNode.ownerDocument,parentNode,newChild);
+	return newChild;
+	//console.log("__aa",parentNode.lastChild.nextSibling == null)
+}
+Document.prototype = {
+	//implementation : null,
+	nodeName :  '#document',
+	nodeType :  DOCUMENT_NODE,
+	doctype :  null,
+	documentElement :  null,
+	_inc : 1,
+	
+	insertBefore :  function(newChild, refChild){//raises 
+		if(newChild.nodeType == DOCUMENT_FRAGMENT_NODE){
+			var child = newChild.firstChild;
+			while(child){
+				var next = child.nextSibling;
+				this.insertBefore(child,refChild);
+				child = next;
+			}
+			return newChild;
+		}
+		if(this.documentElement == null && newChild.nodeType == 1){
+			this.documentElement = newChild;
+		}
+		
+		return _insertBefore(this,newChild,refChild),(newChild.ownerDocument = this),newChild;
+	},
+	removeChild :  function(oldChild){
+		if(this.documentElement == oldChild){
+			this.documentElement = null;
+		}
+		return _removeChild(this,oldChild);
+	},
+	// Introduced in DOM Level 2:
+	importNode : function(importedNode,deep){
+		return importNode(this,importedNode,deep);
+	},
+	// Introduced in DOM Level 2:
+	getElementById :	function(id){
+		var rtv = null;
+		_visitNode(this.documentElement,function(node){
+			if(node.nodeType == 1){
+				if(node.getAttribute('id') == id){
+					rtv = node;
+					return true;
+				}
+			}
+		})
+		return rtv;
+	},
+	
+	//document factory method:
+	createElement :	function(tagName){
+		var node = new Element();
+		node.ownerDocument = this;
+		node.nodeName = tagName;
+		node.tagName = tagName;
+		node.childNodes = new NodeList();
+		var attrs	= node.attributes = new NamedNodeMap();
+		attrs._ownerElement = node;
+		return node;
+	},
+	createDocumentFragment :	function(){
+		var node = new DocumentFragment();
+		node.ownerDocument = this;
+		node.childNodes = new NodeList();
+		return node;
+	},
+	createTextNode :	function(data){
+		var node = new Text();
+		node.ownerDocument = this;
+		node.appendData(data)
+		return node;
+	},
+	createComment :	function(data){
+		var node = new Comment();
+		node.ownerDocument = this;
+		node.appendData(data)
+		return node;
+	},
+	createCDATASection :	function(data){
+		var node = new CDATASection();
+		node.ownerDocument = this;
+		node.appendData(data)
+		return node;
+	},
+	createProcessingInstruction :	function(target,data){
+		var node = new ProcessingInstruction();
+		node.ownerDocument = this;
+		node.tagName = node.target = target;
+		node.nodeValue= node.data = data;
+		return node;
+	},
+	createAttribute :	function(name){
+		var node = new Attr();
+		node.ownerDocument	= this;
+		node.name = name;
+		node.nodeName	= name;
+		node.localName = name;
+		node.specified = true;
+		return node;
+	},
+	createEntityReference :	function(name){
+		var node = new EntityReference();
+		node.ownerDocument	= this;
+		node.nodeName	= name;
+		return node;
+	},
+	// Introduced in DOM Level 2:
+	createElementNS :	function(namespaceURI,qualifiedName){
+		var node = new Element();
+		var pl = qualifiedName.split(':');
+		var attrs	= node.attributes = new NamedNodeMap();
+		node.childNodes = new NodeList();
+		node.ownerDocument = this;
+		node.nodeName = qualifiedName;
+		node.tagName = qualifiedName;
+		node.namespaceURI = namespaceURI;
+		if(pl.length == 2){
+			node.prefix = pl[0];
+			node.localName = pl[1];
+		}else{
+			//el.prefix = null;
+			node.localName = qualifiedName;
+		}
+		attrs._ownerElement = node;
+		return node;
+	},
+	// Introduced in DOM Level 2:
+	createAttributeNS :	function(namespaceURI,qualifiedName){
+		var node = new Attr();
+		var pl = qualifiedName.split(':');
+		node.ownerDocument = this;
+		node.nodeName = qualifiedName;
+		node.name = qualifiedName;
+		node.namespaceURI = namespaceURI;
+		node.specified = true;
+		if(pl.length == 2){
+			node.prefix = pl[0];
+			node.localName = pl[1];
+		}else{
+			//el.prefix = null;
+			node.localName = qualifiedName;
+		}
+		return node;
+	}
+};
+_extends(Document,Node);
+
+
+function Element() {
+	this._nsMap = {};
+};
+Element.prototype = {
+	nodeType : ELEMENT_NODE,
+	hasAttribute : function(name){
+		return this.getAttributeNode(name)!=null;
+	},
+	getAttribute : function(name){
+		var attr = this.getAttributeNode(name);
+		return attr && attr.value || '';
+	},
+	getAttributeNode : function(name){
+		return this.attributes.getNamedItem(name);
+	},
+	setAttribute : function(name, value){
+		var attr = this.ownerDocument.createAttribute(name);
+		attr.value = attr.nodeValue = "" + value;
+		this.setAttributeNode(attr)
+	},
+	removeAttribute : function(name){
+		var attr = this.getAttributeNode(name)
+		attr && this.removeAttributeNode(attr);
+	},
+	
+	//four real opeartion method
+	appendChild:function(newChild){
+		if(newChild.nodeType === DOCUMENT_FRAGMENT_NODE){
+			return this.insertBefore(newChild,null);
+		}else{
+			return _appendSingleChild(this,newChild);
+		}
+	},
+	setAttributeNode : function(newAttr){
+		return this.attributes.setNamedItem(newAttr);
+	},
+	setAttributeNodeNS : function(newAttr){
+		return this.attributes.setNamedItemNS(newAttr);
+	},
+	removeAttributeNode : function(oldAttr){
+		return this.attributes.removeNamedItem(oldAttr.nodeName);
+	},
+	//get real attribute name,and remove it by removeAttributeNode
+	removeAttributeNS : function(namespaceURI, localName){
+		var old = this.getAttributeNodeNS(namespaceURI, localName);
+		old && this.removeAttributeNode(old);
+	},
+	
+	hasAttributeNS : function(namespaceURI, localName){
+		return this.getAttributeNodeNS(namespaceURI, localName)!=null;
+	},
+	getAttributeNS : function(namespaceURI, localName){
+		var attr = this.getAttributeNodeNS(namespaceURI, localName);
+		return attr && attr.value || '';
+	},
+	setAttributeNS : function(namespaceURI, qualifiedName, value){
+		var attr = this.ownerDocument.createAttributeNS(namespaceURI, qualifiedName);
+		attr.value = attr.nodeValue = value;
+		this.setAttributeNode(attr)
+	},
+	getAttributeNodeNS : function(namespaceURI, localName){
+		return this.attributes.getNamedItemNS(namespaceURI, localName);
+	},
+	
+	getElementsByTagName : function(tagName){
+		return new LiveNodeList(this,function(base){
+			var ls = [];
+			_visitNode(base,function(node){
+				if(node !== base && node.nodeType == ELEMENT_NODE && (tagName === '*' || node.tagName == tagName)){
+					ls.push(node);
+				}
+			});
+			return ls;
+		});
+	},
+	getElementsByTagNameNS : function(namespaceURI, localName){
+		return new LiveNodeList(this,function(base){
+			var ls = [];
+			_visitNode(base,function(node){
+				if(node !== base && node.nodeType === ELEMENT_NODE && node.namespaceURI === namespaceURI && (localName === '*' || node.localName == localName)){
+					ls.push(node);
+				}
+			});
+			return ls;
+		});
+	}
+};
+Document.prototype.getElementsByTagName = Element.prototype.getElementsByTagName;
+Document.prototype.getElementsByTagNameNS = Element.prototype.getElementsByTagNameNS;
+
+
+_extends(Element,Node);
+function Attr() {
+};
+Attr.prototype.nodeType = ATTRIBUTE_NODE;
+_extends(Attr,Node);
+
+
+function CharacterData() {
+};
+CharacterData.prototype = {
+	data : '',
+	substringData : function(offset, count) {
+		return this.data.substring(offset, offset+count);
+	},
+	appendData: function(text) {
+		text = this.data+text;
+		this.nodeValue = this.data = text;
+		this.length = text.length;
+	},
+	insertData: function(offset,text) {
+		this.replaceData(offset,0,text);
+	
+	},
+	appendChild:function(newChild){
+		//if(!(newChild instanceof CharacterData)){
+			throw new Error(ExceptionMessage[3])
+		//}
+		return Node.prototype.appendChild.apply(this,arguments)
+	},
+	deleteData: function(offset, count) {
+		this.replaceData(offset,count,"");
+	},
+	replaceData: function(offset, count, text) {
+		var start = this.data.substring(0,offset);
+		var end = this.data.substring(offset+count);
+		text = start + text + end;
+		this.nodeValue = this.data = text;
+		this.length = text.length;
+	}
+}
+_extends(CharacterData,Node);
+function Text() {
+};
+Text.prototype = {
+	nodeName : "#text",
+	nodeType : TEXT_NODE,
+	splitText : function(offset) {
+		var text = this.data;
+		var newText = text.substring(offset);
+		text = text.substring(0, offset);
+		this.data = this.nodeValue = text;
+		this.length = text.length;
+		var newNode = this.ownerDocument.createTextNode(newText);
+		if(this.parentNode){
+			this.parentNode.insertBefore(newNode, this.nextSibling);
+		}
+		return newNode;
+	}
+}
+_extends(Text,CharacterData);
+function Comment() {
+};
+Comment.prototype = {
+	nodeName : "#comment",
+	nodeType : COMMENT_NODE
+}
+_extends(Comment,CharacterData);
+
+function CDATASection() {
+};
+CDATASection.prototype = {
+	nodeName : "#cdata-section",
+	nodeType : CDATA_SECTION_NODE
+}
+_extends(CDATASection,CharacterData);
+
+
+function DocumentType() {
+};
+DocumentType.prototype.nodeType = DOCUMENT_TYPE_NODE;
+_extends(DocumentType,Node);
+
+function Notation() {
+};
+Notation.prototype.nodeType = NOTATION_NODE;
+_extends(Notation,Node);
+
+function Entity() {
+};
+Entity.prototype.nodeType = ENTITY_NODE;
+_extends(Entity,Node);
+
+function EntityReference() {
+};
+EntityReference.prototype.nodeType = ENTITY_REFERENCE_NODE;
+_extends(EntityReference,Node);
+
+function DocumentFragment() {
+};
+DocumentFragment.prototype.nodeName =	"#document-fragment";
+DocumentFragment.prototype.nodeType =	DOCUMENT_FRAGMENT_NODE;
+_extends(DocumentFragment,Node);
+
+
+function ProcessingInstruction() {
+}
+ProcessingInstruction.prototype.nodeType = PROCESSING_INSTRUCTION_NODE;
+_extends(ProcessingInstruction,Node);
+function XMLSerializer(){}
+XMLSerializer.prototype.serializeToString = function(node){
+	var buf = [];
+	serializeToString(node,buf);
+	return buf.join('');
+}
+Node.prototype.toString =function(){
+	return XMLSerializer.prototype.serializeToString(this);
+}
+function serializeToString(node,buf){
+	switch(node.nodeType){
+	case ELEMENT_NODE:
+		var attrs = node.attributes;
+		var len = attrs.length;
+		var child = node.firstChild;
+		var nodeName = node.tagName;
+		var isHTML = htmlns === node.namespaceURI
+		buf.push('<',nodeName);
+		for(var i=0;i<len;i++){
+			serializeToString(attrs.item(i),buf,isHTML);
+		}
+		if(child || isHTML && !/^(?:meta|link|img|br|hr|input)$/i.test(nodeName)){
+			buf.push('>');
+			//if is cdata child node
+			if(isHTML && /^script$/i.test(nodeName)){
+				if(child){
+					buf.push(child.data);
+				}
+			}else{
+				while(child){
+					serializeToString(child,buf);
+					child = child.nextSibling;
+				}
+			}
+			buf.push('</',nodeName,'>');
+		}else{
+			buf.push('/>');
+		}
+		return;
+	case DOCUMENT_NODE:
+	case DOCUMENT_FRAGMENT_NODE:
+		var child = node.firstChild;
+		while(child){
+			serializeToString(child,buf);
+			child = child.nextSibling;
+		}
+		return;
+	case ATTRIBUTE_NODE:
+		return buf.push(' ',node.name,'="',node.value.replace(/[<&"]/g,_xmlEncoder),'"');
+	case TEXT_NODE:
+		return buf.push(node.data.replace(/[<&]/g,_xmlEncoder));
+	case CDATA_SECTION_NODE:
+		return buf.push( '<![CDATA[',node.data,']]>');
+	case COMMENT_NODE:
+		return buf.push( "<!--",node.data,"-->");
+	case DOCUMENT_TYPE_NODE:
+		var pubid = node.publicId;
+		var sysid = node.systemId;
+		buf.push('<!DOCTYPE ',node.name);
+		if(pubid){
+			buf.push(' PUBLIC "',pubid);
+			if (sysid && sysid!='.') {
+				buf.push( '" "',sysid);
+			}
+			buf.push('">');
+		}else if(sysid && sysid!='.'){
+			buf.push(' SYSTEM "',sysid,'">');
+		}else{
+			var sub = node.internalSubset;
+			if(sub){
+				buf.push(" [",sub,"]");
+			}
+			buf.push(">");
+		}
+		return;
+	case PROCESSING_INSTRUCTION_NODE:
+		return buf.push( "<?",node.target," ",node.data,"?>");
+	case ENTITY_REFERENCE_NODE:
+		return buf.push( '&',node.nodeName,';');
+	//case ENTITY_NODE:
+	//case NOTATION_NODE:
+	default:
+		buf.push('??',node.nodeName);
+	}
+}
+function importNode(doc,node,deep){
+	var node2;
+	switch (node.nodeType) {
+	case ELEMENT_NODE:
+		node2 = node.cloneNode(false);
+		node2.ownerDocument = doc;
+		//var attrs = node2.attributes;
+		//var len = attrs.length;
+		//for(var i=0;i<len;i++){
+			//node2.setAttributeNodeNS(importNode(doc,attrs.item(i),deep));
+		//}
+	case DOCUMENT_FRAGMENT_NODE:
+		break;
+	case ATTRIBUTE_NODE:
+		deep = true;
+		break;
+	//case ENTITY_REFERENCE_NODE:
+	//case PROCESSING_INSTRUCTION_NODE:
+	////case TEXT_NODE:
+	//case CDATA_SECTION_NODE:
+	//case COMMENT_NODE:
+	//	deep = false;
+	//	break;
+	//case DOCUMENT_NODE:
+	//case DOCUMENT_TYPE_NODE:
+	//cannot be imported.
+	//case ENTITY_NODE:
+	//case NOTATION_NODEļ¼š
+	//can not hit in level3
+	//default:throw e;
+	}
+	if(!node2){
+		node2 = node.cloneNode(false);//false
+	}
+	node2.ownerDocument = doc;
+	node2.parentNode = null;
+	if(deep){
+		var child = node.firstChild;
+		while(child){
+			node2.appendChild(importNode(doc,child,deep));
+			child = child.nextSibling;
+		}
+	}
+	return node2;
+}
+//
+//var _relationMap = {firstChild:1,lastChild:1,previousSibling:1,nextSibling:1,
+//					attributes:1,childNodes:1,parentNode:1,documentElement:1,doctype,};
+function cloneNode(doc,node,deep){
+	var node2 = new node.constructor();
+	for(var n in node){
+		var v = node[n];
+		if(typeof v != 'object' ){
+			if(v != node2[n]){
+				node2[n] = v;
+			}
+		}
+	}
+	if(node.childNodes){
+		node2.childNodes = new NodeList();
+	}
+	node2.ownerDocument = doc;
+	switch (node2.nodeType) {
+	case ELEMENT_NODE:
+		var attrs	= node.attributes;
+		var attrs2	= node2.attributes = new NamedNodeMap();
+		var len = attrs.length
+		attrs2._ownerElement = node2;
+		for(var i=0;i<len;i++){
+			node2.setAttributeNode(cloneNode(doc,attrs.item(i),true));
+		}
+		break;;
+	case ATTRIBUTE_NODE:
+		deep = true;
+	}
+	if(deep){
+		var child = node.firstChild;
+		while(child){
+			node2.appendChild(cloneNode(doc,child,deep));
+			child = child.nextSibling;
+		}
+	}
+	return node2;
+}
+
+function __set__(object,key,value){
+	object[key] = value
+}
+//do dynamic
+try{
+	if(Object.defineProperty){
+		Object.defineProperty(LiveNodeList.prototype,'length',{
+			get:function(){
+				_updateLiveList(this);
+				return this.$$length;
+			}
+		});
+		Object.defineProperty(Node.prototype,'textContent',{
+			get:function(){
+				return getTextContent(this);
+			},
+			set:function(data){
+				switch(this.nodeType){
+				case 1:
+				case 11:
+					while(this.firstChild){
+						this.removeChild(this.firstChild);
+					}
+					if(data || String(data)){
+						this.appendChild(this.ownerDocument.createTextNode(data));
+					}
+					break;
+				default:
+					//TODO:
+					this.data = data;
+					this.value = value;
+					this.nodeValue = data;
+				}
+			}
+		})
+		
+		function getTextContent(node){
+			switch(node.nodeType){
+			case 1:
+			case 11:
+				var buf = [];
+				node = node.firstChild;
+				while(node){
+					if(node.nodeType!==7 && node.nodeType !==8){
+						buf.push(getTextContent(node));
+					}
+					node = node.nextSibling;
+				}
+				return buf.join('');
+			default:
+				return node.nodeValue;
+			}
+		}
+		__set__ = function(object,key,value){
+			//console.log(value)
+			object['$$'+key] = value
+		}
+	}
+}catch(e){//ie8
+}
+
+if(typeof require == 'function'){
+	exports.DOMImplementation = DOMImplementation;
+	exports.XMLSerializer = XMLSerializer;
+}
+
+},{}],8:[function(require,module,exports){
+//[4]   	NameStartChar	   ::=   	":" | [A-Z] | "_" | [a-z] | [#xC0-#xD6] | [#xD8-#xF6] | [#xF8-#x2FF] | [#x370-#x37D] | [#x37F-#x1FFF] | [#x200C-#x200D] | [#x2070-#x218F] | [#x2C00-#x2FEF] | [#x3001-#xD7FF] | [#xF900-#xFDCF] | [#xFDF0-#xFFFD] | [#x10000-#xEFFFF]
+//[4a]   	NameChar	   ::=   	NameStartChar | "-" | "." | [0-9] | #xB7 | [#x0300-#x036F] | [#x203F-#x2040]
+//[5]   	Name	   ::=   	NameStartChar (NameChar)*
+var nameStartChar = /[A-Z_a-z\xC0-\xD6\xD8-\xF6\u00F8-\u02FF\u0370-\u037D\u037F-\u1FFF\u200C-\u200D\u2070-\u218F\u2C00-\u2FEF\u3001-\uD7FF\uF900-\uFDCF\uFDF0-\uFFFD]///\u10000-\uEFFFF
+var nameChar = new RegExp("[\\-\\.0-9"+nameStartChar.source.slice(1,-1)+"\u00B7\u0300-\u036F\\ux203F-\u2040]");
+var tagNamePattern = new RegExp('^'+nameStartChar.source+nameChar.source+'*(?:\:'+nameStartChar.source+nameChar.source+'*)?$');
+//var tagNamePattern = /^[a-zA-Z_][\w\-\.]*(?:\:[a-zA-Z_][\w\-\.]*)?$/
+//var handlers = 'resolveEntity,getExternalSubset,characters,endDocument,endElement,endPrefixMapping,ignorableWhitespace,processingInstruction,setDocumentLocator,skippedEntity,startDocument,startElement,startPrefixMapping,notationDecl,unparsedEntityDecl,error,fatalError,warning,attributeDecl,elementDecl,externalEntityDecl,internalEntityDecl,comment,endCDATA,endDTD,endEntity,startCDATA,startDTD,startEntity'.split(',')
+
+//S_TAG,	S_ATTR,	S_EQ,	S_V
+//S_ATTR_S,	S_E,	S_S,	S_C
+var S_TAG = 0;//tag name offerring
+var S_ATTR = 1;//attr name offerring 
+var S_ATTR_S=2;//attr name end and space offer
+var S_EQ = 3;//=space?
+var S_V = 4;//attr value(no quot value only)
+var S_E = 5;//attr value end and no space(quot end)
+var S_S = 6;//(attr value end || tag end ) && (space offer)
+var S_C = 7;//closed el<el />
+
+function XMLReader(){
+	
+}
+
+XMLReader.prototype = {
+	parse:function(source,defaultNSMap,entityMap){
+		var domBuilder = this.domBuilder;
+		domBuilder.startDocument();
+		_copy(defa

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