https://aromaindian.com.au/wp-content/themes/espresso/js/html5.js?ver=1.0

1/**
2* @preserve HTML5 Shiv v3.7.0 | @afarkas @jdalton @jon_neal @rem | MIT/GPL2 Licensed
3*/
4;(function(window, document) {
5/*jshint evil:true */
6  /** version */
7  var version = '3.7.0';
8
9  /** Preset options */
10  var options = window.html5 || {};
11
12  /** Used to skip problem elements */
13  var reSkip = /^<|^(?:button|map|select|textarea|object|iframe|option|optgroup)$/i;
14
15  /** Not all elements can be cloned in IE **/
16  var saveClones = /^(?:a|b|code|div|fieldset|h1|h2|h3|h4|h5|h6|i|label|li|ol|p|q|span|strong|style|table|tbody|td|th|tr|ul)$/i;
17
18  /** Detect whether the browser supports default html5 styles */
19  var supportsHtml5Styles;
20
21  /** Name of the expando, to work with multiple documents or to re-shiv one document */
22  var expando = '_html5shiv';
23
24  /** The id for the the documents expando */
25  var expanID = 0;
26
27  /** Cached data for each document */
28  var expandoData = {};
29
30  /** Detect whether the browser supports unknown elements */
31  var supportsUnknownElements;
32
33  (function() {
34    try {
35        var a = document.createElement('a');
36        a.innerHTML = '<xyz></xyz>';
37        //if the hidden property is implemented we can assume, that the browser supports basic HTML5 Styles
38        supportsHtml5Styles = ('hidden' in a);
39
40        supportsUnknownElements = a.childNodes.length == 1 || (function() {
41          // assign a false positive if unable to shiv
42          (document.createElement)('a');
43          var frag = document.createDocumentFragment();
44          return (
45            typeof frag.cloneNode == 'undefined' ||
46            typeof frag.createDocumentFragment == 'undefined' ||
47            typeof frag.createElement == 'undefined'
48          );
49        }());
50    } catch(e) {
51      // assign a false positive if detection fails => unable to shiv
52      supportsHtml5Styles = true;
53      supportsUnknownElements = true;
54    }
55
56  }());
57
58  /*--------------------------------------------------------------------------*/
59
60  /**
61   * Creates a style sheet with the given CSS text and adds it to the document.
62   * @private
63   * @param {Document} ownerDocument The document.
64   * @param {String} cssText The CSS text.
65   * @returns {StyleSheet} The style element.
66   */
67  function addStyleSheet(ownerDocument, cssText) {
68    var p = ownerDocument.createElement('p'),
69        parent = ownerDocument.getElementsByTagName('head')[0] || ownerDocument.documentElement;
70
71    p.innerHTML = 'x<style>' + cssText + '</style>';
72    return parent.insertBefore(p.lastChild, parent.firstChild);
73  }
74
75  /**
76   * Returns the value of `html5.elements` as an array.
77   * @private
78   * @returns {Array} An array of shived element node names.
79   */
80  function getElements() {
81    var elements = html5.elements;
82    return typeof elements == 'string' ? elements.split(' ') : elements;
83  }
84
85    /**
86   * Returns the data associated to the given document
87   * @private
88   * @param {Document} ownerDocument The document.
89   * @returns {Object} An object of data.
90   */
91  function getExpandoData(ownerDocument) {
92    var data = expandoData[ownerDocument[expando]];
93    if (!data) {
94        data = {};
95        expanID++;
96        ownerDocument[expando] = expanID;
97        expandoData[expanID] = data;
98    }
99    return data;
100  }
101
102  /**
103   * returns a shived element for the given nodeName and document
104   * @memberOf html5
105   * @param {String} nodeName name of the element
106   * @param {Document} ownerDocument The context document.
107   * @returns {Object} The shived element.
108   */
109  function createElement(nodeName, ownerDocument, data){
110    if (!ownerDocument) {
111        ownerDocument = document;
112    }
113    if(supportsUnknownElements){
114        return ownerDocument.createElement(nodeName);
115    }
116    if (!data) {
117        data = getExpandoData(ownerDocument);
118    }
119    var node;
120
121    if (data.cache[nodeName]) {
122        node = data.cache[nodeName].cloneNode();
123    } else if (saveClones.test(nodeName)) {
124        node = (data.cache[nodeName] = data.createElem(nodeName)).cloneNode();
125    } else {
126        node = data.createElem(nodeName);
127    }
128
129    // Avoid adding some elements to fragments in IE < 9 because
130    // * Attributes like `name` or `type` cannot be set/changed once an element
131    //   is inserted into a document/fragment
132    // * Link elements with `src` attributes that are inaccessible, as with
133    //   a 403 response, will cause the tab/window to crash
134    // * Script elements appended to fragments will execute when their `src`
135    //   or `text` property is set
136    return node.canHaveChildren && !reSkip.test(nodeName) ? data.frag.appendChild(node) : node;
137  }
138
139  /**
140   * returns a shived DocumentFragment for the given document
141   * @memberOf html5
142   * @param {Document} ownerDocument The context document.
143   * @returns {Object} The shived DocumentFragment.
144   */
145  function createDocumentFragment(ownerDocument, data){
146    if (!ownerDocument) {
147        ownerDocument = document;
148    }
149    if(supportsUnknownElements){
150        return ownerDocument.createDocumentFragment();
151    }
152    data = data || getExpandoData(ownerDocument);
153    var clone = data.frag.cloneNode(),
154        i = 0,
155        elems = getElements(),
156        l = elems.length;
157    for(;i<l;i++){
158        clone.createElement(elems[i]);
159    }
160    return clone;
161  }
162
163  /**
164   * Shivs the `createElement` and `createDocumentFragment` methods of the document.
165   * @private
166   * @param {Document|DocumentFragment} ownerDocument The document.
167   * @param {Object} data of the document.
168   */
169  function shivMethods(ownerDocument, data) {
170    if (!data.cache) {
171        data.cache = {};
172        data.createElem = ownerDocument.createElement;
173        data.createFrag = ownerDocument.createDocumentFragment;
174        data.frag = data.createFrag();
175    }
176
177
178    ownerDocument.createElement = function(nodeName) {
179      //abort shiv
180      if (!html5.shivMethods) {
181          return data.createElem(nodeName);
182      }
183      return createElement(nodeName, ownerDocument, data);
184    };
185
186    ownerDocument.createDocumentFragment = Function('h,f', 'return function(){' +
187      'var n=f.cloneNode(),c=n.createElement;' +
188      'h.shivMethods&&(' +
189        // unroll the `createElement` calls
190        getElements().join().replace(/\w+/g, function(nodeName) {
191          data.createElem(nodeName);
192          data.frag.createElement(nodeName);
193          return 'c("' + nodeName + '")';
194        }) +
195      ');return n}'
196    )(html5, data.frag);
197  }
198
199  /*--------------------------------------------------------------------------*/
200
201  /**
202   * Shivs the given document.
203   * @memberOf html5
204   * @param {Document} ownerDocument The document to shiv.
205   * @returns {Document} The shived document.
206   */
207  function shivDocument(ownerDocument) {
208    if (!ownerDocument) {
209        ownerDocument = document;
210    }
211    var data = getExpandoData(ownerDocument);
212
213    if (html5.shivCSS && !supportsHtml5Styles && !data.hasCSS) {
214      data.hasCSS = !!addStyleSheet(ownerDocument,
215        // corrects block display not defined in IE6/7/8/9
216        'article,aside,dialog,figcaption,figure,footer,header,hgroup,main,nav,section{dis

279     * @type String
280     */
281    'type': 'default',
282
283    // shivs the document according to the specified `html5` object options
284    'shivDocument': shivDocument,
285
286    //creates a shived element
287    createElement: createElement,
288
289    //creates a shived documentFragment
290    createDocumentFragment: createDocumentFragment
291  };
292
293  /*--------------------------------------------------------------------------*/
294
295  // expose html5
296  window.html5 = html5;
297
298  // shiv the document
299  shivDocument(document);
300
301  /*------------------------------- Print Shiv -------------------------------*/
302
303  /** Used to filter media types */
304  var reMedia = /^$|\b(?:all|print)\b/;
305
306  /** Used to namespace printable elements */
307  var shivNamespace = 'html5shiv';
308
309  /** Detect whether the browser supports shivable style sheets */
310  var supportsShivableSheets = !supportsUnknownElements && (function() {
311    // assign a false negative if unable to shiv
312    var docEl = document.documentElement;
313    return !(
314      typeof document.namespaces == 'undefined' ||
315      typeof document.parentWindow == 'undefined' ||
316      typeof docEl.applyElement == 'undefined' ||
317      typeof docEl.removeNode == 'undefined' ||
318      typeof window.attachEvent == 'undefined'
319    );
320  }());
321
322  /*--------------------------------------------------------------------------*/
323
324  /**
325   * Wraps all HTML5 elements in the given document with printable elements.
326   * (eg. the "header" element is wrapped with the "html5shiv:header" element)
327   * @private
328   * @param {Document} ownerDocument The document.
329   * @returns {Array} An array wrappers added.
330   */
331  function addWrappers(ownerDocument) {
332    var node,
333        nodes = ownerDocument.getElementsByTagName('*'),
334        index = nodes.length,
335        reElements = RegExp('^(?:' + getElements().join('|') + ')$', 'i'),
336        result = [];
337
338    while (index--) {
339      node = nodes[index];
340      if (reElements.test(node.nodeName)) {
341        result.push(node.applyElement(createWrapper(node)));
342      }
343    }
344    return result;
345  }
346
347  /**
348   * Creates a printable wrapper for the given element.
349   * @private
350   * @param {Element} element The element.
351   * @returns {Element} The wrapper.
352   */
353  function createWrapper(element) {
354    var node,
355        nodes = element.attributes,
356        index = nodes.length,
357        wrapper = element.ownerDocument.createElement(shivNamespace + ':' + element.nodeName);
358
359    // copy element attributes to the wrapper
360    while (index--) {
361      node = nodes[index];
362      node.specified && wrapper.setAttribute(node.nodeName, node.nodeValue);
363    }
364    // copy element styles to the wrapper
365    wrapper.style.cssText = element.style.cssText;
366    return wrapper;
367  }
368
369  /**
370   * Shivs the given CSS text.
371   * (eg. header{} becomes html5shiv\:header{})
372   * @private
373   * @param {String} cssText The CSS text to shiv.
374   * @returns {String} The shived CSS text.
375   */
376  function shivCssText(cssText) {
377    var pair,
378        parts = cssText.split('{'),
379        index = parts.length,
380        reElements = RegExp('(^|[\\s,>+~])(' + getElements().join('|') + ')(?=[[\\s,>+~#.:]|$)', 'gi'),
381        replacement = '$1' + shivNamespace + '\\:$2';
382
383    while (index--) {
384      pair = parts[index] = parts[index].split('}');
385      pair[pair.length - 1] = pair[pair.length - 1].replace(reElements, replacement);
386      parts[index] = pair.join('}');
387    }
388    return parts.join('{');
389  }
390
391  /**
392   * Removes the given wrappers, leaving the original elements.
393   * @private
394   * @params {Array} wrappers An array of printable wrappers.
395   */
396  function removeWrappers(wrappers) {
397    var index = wrappers.length;
398    while (index--) {
399      wrappers[index].removeNode();
400    }
401  }
402
403  /*--------------------------------------------------------------------------*/
404
405  /**
406   * Shivs the given document for print.
407   * @memberOf html5
408   * @param {Document} ownerDocument The document to shiv.
409   * @returns {Document} The shived document.
410   */
411  function shivPrint(ownerDocument) {
412    var shivedSheet,
413        wrappers,
414        data = getExpandoData(ownerDocument),
415        namespaces = ownerDocument.namespaces,
416        ownerWindow = ownerDocument.parentWindow;
417
418    if (!supportsShivableSheets || ownerDocument.printShived) {
419      return ownerDocument;
420    }
421    if (typeof namespaces[shivNamespace] == 'undefined') {
422      namespaces.add(shivNamespace);
423    }
424
425    function removeSheet() {
426      clearTimeout(data._removeSheetTimer);
427      if (shivedSheet) {
428          shivedSheet.removeNode(true);
429      }
430      shivedSheet= null;
431    }
432
433    ownerWindow.attachEvent('onbeforeprint', function() {
434
435      removeSheet();
436
437      var imports,
438          length,
439          sheet,
440          collection = ownerDocument.styleSheets,
441          cssText = [],
442          index = collection.length,
443          sheets = Array(index);
444
445      // convert styleSheets collection to an array
446      while (index--) {
447        sheets[index] = collection[index];
448      }
449      // concat all style sheet CSS text
450      while ((sheet = sheets.pop())) {
451        // IE does not enforce a same origin policy for external style sheets...
452        // but has trouble with some dynamically created stylesheets
453        if (!sheet.disabled && reMedia.test(sheet.media)) {
454
455          try {
456            imports = sheet.imports;
457            length = imports.length;
458          } catch(er){
459            length = 0;
460          }
461
462          for (index = 0; index < length; index++) {
463            sheets.push(imports[index]);
464          }
465
466          try {
467            cssText.push(sheet.cssText);
468          } catch(er){}
469        }
470      }
471
472      // wrap all HTML5 elements with printable elements and add the shived style sheet
473      cssText = shivCssText(cssText.reverse().join(''));
474      wrappers = addWrappers(ownerDocument);
475      shivedSheet = addStyleSheet(ownerDocument, cssText);
476
477    });
478
479    ownerWindow.attachEvent('onafterprint', function() {
480      // remove wrappers, leaving the original elements, and remove the shived style sheet
481      removeWrappers(wrappers);
482      clearTimeout(data._removeSheetTimer);
483      data._removeSheetTimer = setTimeout(removeSheet, 500);
484    });
485
486    ownerDocument.printShived = true;
487    return ownerDocument;
488  }
489
490  /*--------------------------------------------------------------------------*/
491
492  // expose API
493  html5.type += ' print';
494  html5.shivPrint = shivPrint;
495
496  // shiv for print
497  shivPrint(document);
498
499}(this, document));