/* YUI 3.9.1 (build 5852) Copyright 2013 Yahoo! Inc. http://yuilibrary.com/license/ */
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/** 
 * The DOM utility provides a cross-browser abtraction layer
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 * @for DOM
 *
 */

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    /**
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                _yuitest_coverline("build/dom-core/dom-core.js", 200);
ret = rootNode.contains(element);
            } else {
                _yuitest_coverline("build/dom-core/dom-core.js", 202);
ret = Y_DOM.contains(rootNode, element);
            }
        }

        _yuitest_coverline("build/dom-core/dom-core.js", 206);
return ret;

    },

   allById: function(id, root) {
        _yuitest_coverfunc("build/dom-core/dom-core.js", "allById", 210);
_yuitest_coverline("build/dom-core/dom-core.js", 211);
root = root || Y.config.doc;
        _yuitest_coverline("build/dom-core/dom-core.js", 212);
var nodes = [],
            ret = [],
            i,
            node;

        _yuitest_coverline("build/dom-core/dom-core.js", 217);
if (root.querySelectorAll) {
            _yuitest_coverline("build/dom-core/dom-core.js", 218);
ret = root.querySelectorAll('[id="' + id + '"]');
        } else {_yuitest_coverline("build/dom-core/dom-core.js", 219);
if (root.all) {
            _yuitest_coverline("build/dom-core/dom-core.js", 220);
nodes = root.all(id);

            _yuitest_coverline("build/dom-core/dom-core.js", 222);
if (nodes) {
                // root.all may return HTMLElement or HTMLCollection.
                // some elements are also HTMLCollection (FORM, SELECT).
                _yuitest_coverline("build/dom-core/dom-core.js", 225);
if (nodes.nodeName) {
                    _yuitest_coverline("build/dom-core/dom-core.js", 226);
if (nodes.id === id) { // avoid false positive on name
                        _yuitest_coverline("build/dom-core/dom-core.js", 227);
ret.push(nodes);
                        _yuitest_coverline("build/dom-core/dom-core.js", 228);
nodes = EMPTY_ARRAY; // done, no need to filter
                    } else { //  prep for filtering
                        _yuitest_coverline("build/dom-core/dom-core.js", 230);
nodes = [nodes];
                    }
                }

                _yuitest_coverline("build/dom-core/dom-core.js", 234);
if (nodes.length) {
                    // filter out matches on node.name
                    // and element.id as reference to element with id === 'id'
                    _yuitest_coverline("build/dom-core/dom-core.js", 237);
for (i = 0; node = nodes[i++];) {
                        _yuitest_coverline("build/dom-core/dom-core.js", 238);
if (node.id === id  || 
                                (node.attributes && node.attributes.id &&
                                node.attributes.id.value === id)) { 
                            _yuitest_coverline("build/dom-core/dom-core.js", 241);
ret.push(node);
                        }
                    }
                }
            }
        } else {
            _yuitest_coverline("build/dom-core/dom-core.js", 247);
ret = [Y_DOM._getDoc(root).getElementById(id)];
        }}
    
        _yuitest_coverline("build/dom-core/dom-core.js", 250);
return ret;
   },


    isWindow: function(obj) {
        _yuitest_coverfunc("build/dom-core/dom-core.js", "isWindow", 254);
_yuitest_coverline("build/dom-core/dom-core.js", 255);
return !!(obj && obj.scrollTo && obj.document);
    },

    _removeChildNodes: function(node) {
        _yuitest_coverfunc("build/dom-core/dom-core.js", "_removeChildNodes", 258);
_yuitest_coverline("build/dom-core/dom-core.js", 259);
while (node.firstChild) {
            _yuitest_coverline("build/dom-core/dom-core.js", 260);
node.removeChild(node.firstChild);
        }
    },

    siblings: function(node, fn) {
        _yuitest_coverfunc("build/dom-core/dom-core.js", "siblings", 264);
_yuitest_coverline("build/dom-core/dom-core.js", 265);
var nodes = [],
            sibling = node;

        _yuitest_coverline("build/dom-core/dom-core.js", 268);
while ((sibling = sibling[PREVIOUS_SIBLING])) {
            _yuitest_coverline("build/dom-core/dom-core.js", 269);
if (sibling[TAG_NAME] && (!fn || fn(sibling))) {
                _yuitest_coverline("build/dom-core/dom-core.js", 270);
nodes.unshift(sibling);
            }
        }

        _yuitest_coverline("build/dom-core/dom-core.js", 274);
sibling = node;
        _yuitest_coverline("build/dom-core/dom-core.js", 275);
while ((sibling = sibling[NEXT_SIBLING])) {
            _yuitest_coverline("build/dom-core/dom-core.js", 276);
if (sibling[TAG_NAME] && (!fn || fn(sibling))) {
                _yuitest_coverline("build/dom-core/dom-core.js", 277);
nodes.push(sibling);
            }
        }

        _yuitest_coverline("build/dom-core/dom-core.js", 281);
return nodes;
    },

    /**
     * Brute force version of contains.
     * Used for browsers without contains support for non-HTMLElement Nodes (textNodes, etc).
     * @method _bruteContains
     * @private
     * @param {HTMLElement} element The containing html element.
     * @param {HTMLElement} needle The html element that may be contained.
     * @return {Boolean} Whether or not the element is or contains the needle.
     */
    _bruteContains: function(element, needle) {
        _yuitest_coverfunc("build/dom-core/dom-core.js", "_bruteContains", 293);
_yuitest_coverline("build/dom-core/dom-core.js", 294);
while (needle) {
            _yuitest_coverline("build/dom-core/dom-core.js", 295);
if (element === needle) {
                _yuitest_coverline("build/dom-core/dom-core.js", 296);
return true;
            }
            _yuitest_coverline("build/dom-core/dom-core.js", 298);
needle = needle.parentNode;
        }
        _yuitest_coverline("build/dom-core/dom-core.js", 300);
return false;
    },

// TODO: move to Lang?
    /**
     * Memoizes dynamic regular expressions to boost runtime performance. 
     * @method _getRegExp
     * @private
     * @param {String} str The string to convert to a regular expression.
     * @param {String} flags optional An optinal string of flags.
     * @return {RegExp} An instance of RegExp
     */
    _getRegExp: function(str, flags) {
        _yuitest_coverfunc("build/dom-core/dom-core.js", "_getRegExp", 312);
_yuitest_coverline("build/dom-core/dom-core.js", 313);
flags = flags || '';
        _yuitest_coverline("build/dom-core/dom-core.js", 314);
Y_DOM._regexCache = Y_DOM._regexCache || {};
        _yuitest_coverline("build/dom-core/dom-core.js", 315);
if (!Y_DOM._regexCache[str + flags]) {
            _yuitest_coverline("build/dom-core/dom-core.js", 316);
Y_DOM._regexCache[str + flags] = new RegExp(str, flags);
        }
        _yuitest_coverline("build/dom-core/dom-core.js", 318);
return Y_DOM._regexCache[str + flags];
    },

// TODO: make getDoc/Win true privates?
    /**
     * returns the appropriate document.
     * @method _getDoc
     * @private
     * @param {HTMLElement} element optional Target element.
     * @return {Object} The document for the given element or the default document. 
     */
    _getDoc: function(element) {
        _yuitest_coverfunc("build/dom-core/dom-core.js", "_getDoc", 329);
_yuitest_coverline("build/dom-core/dom-core.js", 330);
var doc = Y.config.doc;
        _yuitest_coverline("build/dom-core/dom-core.js", 331);
if (element) {
            _yuitest_coverline("build/dom-core/dom-core.js", 332);
doc = (element[NODE_TYPE] === 9) ? element : // element === document
                element[OWNER_DOCUMENT] || // element === DOM node
                element.document || // element === window
                Y.config.doc; // default
        }

        _yuitest_coverline("build/dom-core/dom-core.js", 338);
return doc;
    },

    /**
     * returns the appropriate window.
     * @method _getWin
     * @private
     * @param {HTMLElement} element optional Target element.
     * @return {Object} The window for the given element or the default window. 
     */
    _getWin: function(element) {
        _yuitest_coverfunc("build/dom-core/dom-core.js", "_getWin", 348);
_yuitest_coverline("build/dom-core/dom-core.js", 349);
var doc = Y_DOM._getDoc(element);
        _yuitest_coverline("build/dom-core/dom-core.js", 350);
return doc[DEFAULT_VIEW] || doc[PARENT_WINDOW] || Y.config.win;
    },

    _batch: function(nodes, fn, arg1, arg2, arg3, etc) {
        _yuitest_coverfunc("build/dom-core/dom-core.js", "_batch", 353);
_yuitest_coverline("build/dom-core/dom-core.js", 354);
fn = (typeof fn === 'string') ? Y_DOM[fn] : fn;
        _yuitest_coverline("build/dom-core/dom-core.js", 355);
var result,
            i = 0,
            node,
            ret;

        _yuitest_coverline("build/dom-core/dom-core.js", 360);
if (fn && nodes) {
            _yuitest_coverline("build/dom-core/dom-core.js", 361);
while ((node = nodes[i++])) {
                _yuitest_coverline("build/dom-core/dom-core.js", 362);
result = result = fn.call(Y_DOM, node, arg1, arg2, arg3, etc);
                _yuitest_coverline("build/dom-core/dom-core.js", 363);
if (typeof result !== 'undefined') {
                    _yuitest_coverline("build/dom-core/dom-core.js", 364);
(ret) || (ret = []);
                    _yuitest_coverline("build/dom-core/dom-core.js", 365);
ret.push(result);
                }
            }
        }

        _yuitest_coverline("build/dom-core/dom-core.js", 370);
return (typeof ret !== 'undefined') ? ret : nodes;
    },

    generateID: function(el) {
        _yuitest_coverfunc("build/dom-core/dom-core.js", "generateID", 373);
_yuitest_coverline("build/dom-core/dom-core.js", 374);
var id = el.id;

        _yuitest_coverline("build/dom-core/dom-core.js", 376);
if (!id) {
            _yuitest_coverline("build/dom-core/dom-core.js", 377);
id = Y.stamp(el);
            _yuitest_coverline("build/dom-core/dom-core.js", 378);
el.id = id; 
        }   

        _yuitest_coverline("build/dom-core/dom-core.js", 381);
return id; 
    }
};


_yuitest_coverline("build/dom-core/dom-core.js", 386);
Y.DOM = Y_DOM;


}, '3.9.1', {"requires": ["oop", "features"]});
