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/*!
 * tota11y v0.1.3
 * http://khan.github.io/tota11y
 *
 * Includes Accessibility Developer Tools
 * http://github.com/GoogleChrome/accessibility-developer-tools
 *
 * Copyright (c) 2015 Khan Academy
 * Released under the MIT license
 * http://github.com/Khan/tota11y/blob/master/LICENSE.txt
 *
 * Date: 2015-11-23
 *
 */
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	 * Released under the MIT license
	 * http://jquery.org/license
	 *
	 * Date: 2015-04-28T16:01Z
	 */
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rotate(45deg)!important;transform:translateX(-2px) translateY(-2px) rotate(45deg)!important;width:1px!important}.tota11y-info-error-description{font-size:13px!important;padding:10px 0 0!important;-webkit-user-select:text!important;-moz-user-select:text!important;-ms-user-select:text!important;user-select:text!important}.tota11y-info-error-description-code-container{margin-top:10px!important}.tota11y-info-error-description-code-container code{display:block!important;margin-top:10px!important;padding:5px 10px!important;word-wrap:break-word!important}.tota11y-info-error-description.tota11y-collapsed{display:none!important}.tota11y-info-error-count{background-color:red!important;border-radius:20px!important;color:#fff!important;display:inline!important;margin-left:5px!important;padding:1px 8px!important}",""])},function(e,t,n){t=e.exports=n(5)(),t.push([e.id,".tota11y-dark-color-scheme{background-color:#333!important;color:#f2f2f2!important}.tota11y-no-select{-webkit-user-select:none!important;-moz-user-select:none!important;-ms-user-select:none!important;user-select:none!important}.tota11y-plugin{-webkit-user-select:none!important;-moz-user-select:none!important;-ms-user-select:none!important;user-select:none!important;border-bottom:1px solid #555!important;list-style:none!important}.tota11y-plugin-switch{-webkit-box-align:center!important;-webkit-align-items:center!important;-ms-flex-align:center!important;align-items:center!important;cursor:pointer!important;display:-webkit-box!important;display:-webkit-flex!important;display:-ms-flexbox!important;display:flex!important;padding:12px 12px 12px 0!important;margin:0!important}.tota11y-plugin-indicator{margin:0 15px!important;border-radius:16px!important;border:1px solid #999!important;color:transparent!important;font-size:13px!important;height:16px!important;line-height:16px!important;padding:0 0 0 1px!important;width:16px!important}.tota11y-plugin-checkbox:focus+.tota11y-plugin-indicator{border-color:#639b24!important;background-color:#49721a!important;color:#49721a!important}.tota11y-plugin-checkbox:checked+.tota11y-plugin-indicator{background-color:#639b24!important;border-color:#639b24!important;color:#fff!important}.tota11y-plugin-title{font-weight:700!important}.tota11y-plugin-description{font-size:11px!important;font-style:italic!important;width:200px!important;margin-right:3px!important}.tota11y-plugins-separator{font-size:12px!important;margin:7px 15px 0!important;text-transform:uppercase!important}",""])},function(e,t,n){var r=n(6);e.exports=(r["default"]||r).template({compiler:[6,">= 2.0.0-beta.1"],main:function(e,t,n,r){var a,o=t.helperMissing,i="function",s=this.escapeExpression;return'<div>\n    <p>\n        The color combination\n        <span class="tota11y-color-hexes">'+s((a=null!=(a=t.fgColorHex||(null!=e?e.fgColorHex:e))?a:o,typeof a===i?a.call(e,{name:"fgColorHex",hash:{},data:r}):a))+"/"+s((a=null!=(a=t.bgColorHex||(null!=e?e.bgColorHex:e))?a:o,typeof a===i?a.call(e,{name:"bgColorHex",hash:{},data:r}):a))+"</span>\n        has a contrast ratio of <strong>"+s((a=null!=(a=t.contrastRatio||(null!=e?e.contrastRatio:e))?a:o,typeof a===i?a.call(e,{name:"contrastRatio",hash:{},data:r}):a))+"</strong>, which is not\n        sufficient. At this size, you will need a ratio of at least\n        <strong>"+s((a=null!=(a=t.requiredRatio||(null!=e?e.requiredRatio:e))?a:o,typeof a===i?a.call(e,{name:"requiredRatio",hash:{},data:r}):a))+'</strong>.\n    </p>\n\n    <p>\n        Consider using the following foreground/background combination:\n    </p>\n\n    <div class="tota11y-contrast-suggestion">\n        <span class="tota11y-color-hexes">\n            '+s((a=null!=(a=t.suggestedFgColorHex||(null!=e?e.suggestedFgColorHex:e))?a:o,typeof a===i?a.call(e,{name:"suggestedFgColorHex",hash:{},data:r}):a))+"/"+s((a=null!=(a=t.suggestedBgColorHex||(null!=e?e.suggestedBgColorHex:e))?a:o,typeof a===i?a.call(e,{name:"suggestedBgColorHex",hash:{},data:r}):a))+'\n        </span>\n\n        <span class="tota11y-swatches">\n            <span\n                class="tota11y-swatch"\n                style="background-color: '+s((a=null!=(a=t.suggestedFgColorHex||(null!=e?e.suggestedFgColorHex:e))?a:o,typeof a===i?a.call(e,{name:"suggestedFgColorHex",hash:{},data:r}):a))+'">\n            </span>\n            /\n            <span\n                class="tota11y-swatch"\n                style="background-color: '+s((a=null!=(a=t.suggestedBgColorHex||(null!=e?e.suggestedBgColorHex:e))?a:o,typeof a===i?a.call(e,{name:"suggestedBgColorHex",hash:{},data:r}):a))+'">\n            </span>\n        </span>\n\n        has a ratio of <strong>'+s((a=null!=(a=t.suggestedColorsRatio||(null!=e?e.suggestedColorsRatio:e))?a:o,typeof a===i?a.call(e,{name:"suggestedColorsRatio",hash:{},data:r}):a))+'</strong>\n        <br />\n\n        <label>\n            Preview:\n            <input class="preview-contrast-fix" type="checkbox">\n        </label>\n    </div>\n</div>\n'},useData:!0})},function(e,t,n){var r=n(6);e.exports=(r["default"]||r).template({compiler:[6,">= 2.0.0-beta.1"],main:function(e,t,n,r){var a,o=t.helperMissing,i="function",s=this.escapeExpression;return"Insufficient contrast ratio ("+s((a=null!=(a=t.contrastRatio||(null!=e?e.contrastRatio:e))?a:o,typeof a===i?a.call(e,{name:"contrastRatio",hash:{},data:r}):a))+" &lt; "+s((a=null!=(a=t.requiredRatio||(null!=e?e.requiredRatio:e))?a:o,typeof a===i?a.call(e,{name:"requiredRatio",hash:{},data:r}):a))+')\n\n<span class="tota11y-swatches">\n    <span class="tota11y-swatch" style="background-color: '+s((a=null!=(a=t.fgColorHex||(null!=e?e.fgColorHex:e))?a:o,typeof a===i?a.call(e,{name:"fgColorHex",hash:{},data:r}):a))+'"></span>\n    /\n    <span class="tota11y-swatch" style="background-color: '+s((a=null!=(a=t.bgColorHex||(null!=e?e.bgColorHex:e))?a:o,typeof a===i?a.call(e,{name:"bgColorHex",hash:{},data:r}):a))+'"></span>\n</span>\n'},useData:!0})},function(e,t,n){var r=n(6);e.exports=(r["default"]||r).template({compiler:[6,">= 2.0.0-beta.1"],main:function(e,t,n,r){var a,o=t.helperMissing,i="function",s=this.escapeExpression;return'<div class="tota11y-heading-outline-entry heading-level-'+s((a=null!=(a=t.level||(null!=e?e.level:e))?a:o,typeof a===i?a.call(e,{name:"level",hash:{},data:r}):a))+'">\n    <span class="tota11y-heading-outline-level tota11y-label">'+s((a=null!=(a=t.level||(null!=e?e.level:e))?a:o,typeof a===i?a.call(e,{name:"level",hash:{},data:r}):a))+'</span>\n    <span class="tota11y-heading-outline-heading-text">'+s((a=null!=(a=t.text||(null!=e?e.text:e))?a:o,typeof a===i?a.call(e,{name:"text",hash:{},data:r}):a))+"</span>\n</div>\n"},useData:!0})},function(e,t,n){var r=n(6);e.exports=(r["default"]||r).template({1:function(e,t,n,r){return"    <p>\n        The <code>placeholder</code> attribute is not guaranteed to be read by\n        assistive technologies. It is better to include a proper label.\n    </p>\n"},3:function(e,t,n,r){var a;return'    <p>\n        The simplest way to do so is by creating a <code>&lt;label&gt;</code>\n        tag with a <code>for</code> attribute like so:\n    </p>\n\n    <pre><code>&lt;label for="'+this.escapeExpression((a=null!=(a=t.id||(null!=e?e.id:e))?a:t.helperMissing,"function"==typeof a?a.call(e,{name:"id",hash:{},data:r}):a))+'"&gt;\n    Label text here...\n&lt;/label&gt;</code></pre>\n'},5:function(e,t,n,r){var a;return'    <p>\n        You can give this element an <code>id</code> attribute and build a\n        <code>&lt;label&gt;</code> with a corresponding <code>for</code>\n        attribute like so:\n\n        <pre><code>&lt;label for="my-input"&gt;\n    Label text here...\n&lt;/label&gt;\n&lt;'+this.escapeExpression((a=null!=(a=t.tagName||(null!=e?e.tagName:e))?a:t.helperMissing,"function"==typeof a?a.call(e,{name:"tagName",hash:{},data:r}):a))+' id="my-input"&gt;</code></pre>\n    </p>\n'},compiler:[6,">= 2.0.0-beta.1"],main:function(e,t,n,r){var a;return(null!=(a=t["if"].call(e,null!=e?e.placeholder:e,{name:"if",hash:{},fn:this.program(1,r,0),inverse:this.noop,data:r}))?a:"")+"\n"+(null!=(a=t["if"].call(e,null!=e?e.id:e,{name:"if",hash:{},fn:this.program(3,r,0),inverse:this.program(5,r,0),data:r}))?a:"")},useData:!0})},function(e,t,n){var r=n(6);e.exports=(r["default"]||r).template({1:function(e,t,n,r){return'        <div class="tota11y-label-help">\n            (<a class="tota11y-label-link" href="#">?</a>)\n        </div>\n'},compiler:[6,">= 2.0.0-beta.1"],main:function(e,t,n,r){var a,o,i=t.helperMissing,s="function";return'<span class="tota11y-label-error-icon">\n    \n    <svg xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink" version="1.1" id="Capa_1" x="0px" y="0px" width="100%" height="100%" viewBox="0 0 100 100" enable-background="new 0 0 100 100" xml:space="preserve">\n        <path d="M80.515,90.781H19.485c-6.145,0-10.779-2.168-13.052-6.103c-2.273-3.938-1.832-9.036,1.24-14.356l30.515-52.851  c3.07-5.321,7.266-8.251,11.811-8.251s8.741,2.93,11.811,8.251l30.515,52.851c3.072,5.32,3.513,10.418,1.24,14.356  C91.293,88.613,86.659,90.781,80.515,90.781z M50,12.384c-3.367,0-6.59,2.369-9.071,6.669L10.415,71.904  c-2.483,4.3-2.924,8.275-1.24,11.191c1.683,2.916,5.345,4.521,10.311,4.521h61.029c4.966,0,8.628-1.605,10.311-4.521  c1.683-2.916,1.243-6.89-1.24-11.191L59.071,19.053C56.59,14.753,53.367,12.384,50,12.384z M56.227,72.18  c0-3.172-2.572-5.744-5.744-5.744s-5.744,2.572-5.744,5.744c0,3.172,2.572,5.744,5.744,5.744S56.227,75.352,56.227,72.18z   M56.382,37.613c0-3.257-2.641-5.898-5.898-5.898c-3.257,0-5.898,2.641-5.898,5.898l1.393,20.932h0.019  c0.202,2.312,2.121,4.132,4.486,4.132c2.187,0,4.012-1.551,4.434-3.613c0.034-0.167,0.037-0.345,0.052-0.518h0.04L56.382,37.613z"/>\n    </svg>\n</span>\n\n<span class="tota11y-label-content">\n    <div class="tota11y-label-text">'+(null!=(o=null!=(o=t.text||(null!=e?e.text:e))?o:i,a=typeof o===s?o.call(e,{name:"text",hash:{},data:r}):o)?a:"")+"</div>\n"+(null!=(a=t["if"].call(e,null!=e?e.hasErrorEntry:e,{name:"if",hash:{},fn:this.program(1,r,0),inverse:this.noop,data:r}))?a:"")+'    <div class="tota11y-label-detail">'+(null!=(o=null!=(o=t.detail||(null!=e?e.detail:e))?o:i,a=typeof o===s?o.call(e,{name:"detail",hash:{},data:r}):o)?a:"")+"</div>\n</span>\n"},useData:!0})},function(e,t,n){var r=n(6);e.exports=(r["default"]||r).template({compiler:[6,">= 2.0.0-beta.1"],main:function(e,t,n,r){var a,o;return'<li class="tota11y-info-error">\n    <a aria-label="Scroll to error" href="#" class="tota11y-info-error-scroll">\n        <div class="tota11y-info-error-scroll-glyph tota11y-info-error-scroll-lens"></div>\n        <div class="tota11y-info-error-scroll-glyph tota11y-info-error-scroll-handle"></div>\n    </a>\n    <a href="#" class="tota11y-info-error-trigger tota11y-collapsed">\n        <div class="tota11y-info-error-title">\n            <span class="tota11y-info-error-chevron">\n                &#8250;\n            </span>\n            '+(null!=(o=null!=(o=t.title||(null!=e?e.title:e))?o:t.helperMissing,a="function"==typeof o?o.call(e,{name:"title",hash:{},data:r}):o)?a:"")+'\n        </div>\n    </a>\n    <div class="tota11y-info-error-description tota11y-collapsed">\n        <div class="tota11y-info-error-description-code-container">\n            <em>Relevant code:</em>\n            <code></code>\n        </div>\n    </div>\n</li>\n'},useData:!0})},function(e,t,n){var r=n(6);e.exports=(r["default"]||r).template({compiler:[6,">= 2.0.0-beta.1"],main:function(e,t,n,r){return'\n<svg xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink" version="1.1" id="Layer_1" x="0px" y="0px" viewBox="0 0 100 100" enable-background="new 0 0 100 100" xml:space="preserve">\n    <path fill="#ffffff" 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scope:["row"]}, group:{namefrom:[" author"], parent:["section"], properties:["aria-activedescendant"]}, \nheading:{namerequired:!0, parent:["sectionhead"], properties:["aria-level"]}, img:{childpresentational:!0, namefrom:["author"], namerequired:!0, parent:["section"]}, input:{"abstract":!0, namefrom:["author"], parent:["widget"]}, landmark:{"abstract":!0, namefrom:["contents", "author"], namerequired:!1, parent:["region"]}, link:{namefrom:["contents", "author"], namerequired:!0, parent:["command"], properties:["aria-expanded"]}, list:{mustcontain:["group", "listitem"], namefrom:["author"], parent:["region"]}, \nlistbox:{mustcontain:["option"], namefrom:["author"], namerequired:!0, parent:["list", "select"], properties:["aria-multiselectable", "aria-required"]}, listitem:{namefrom:["contents", "author"], namerequired:!0, parent:["section"], properties:["aria-level", "aria-posinset", "aria-setsize"], scope:["list"]}, log:{namefrom:[" author"], namerequired:!0, parent:["region"]}, main:{namefrom:["author"], parent:["landmark"]}, marquee:{namerequired:!0, parent:["section"]}, math:{childpresentational:!0, namefrom:["author"], \nparent:["section"]}, menu:{mustcontain:["group", "menuitemradio", "menuitem", "menuitemcheckbox"], namefrom:["author"], namerequired:!0, parent:["list", "select"]}, menubar:{namefrom:["author"], parent:["menu"]}, menuitem:{namefrom:["contents", "author"], namerequired:!0, parent:["command"], scope:["menu", "menubar"]}, menuitemcheckbox:{namefrom:["contents", "author"], namerequired:!0, parent:["checkbox", "menuitem"], scope:["menu", "menubar"]}, menuitemradio:{namefrom:["contents", "author"], namerequired:!0, \nparent:["menuitemcheckbox", "radio"], scope:["menu", "menubar"]}, navigation:{namefrom:["author"], parent:["landmark"]}, note:{namefrom:["author"], parent:["section"]}, option:{namefrom:["contents", "author"], namerequired:!0, parent:["input"], properties:["aria-checked", "aria-posinset", "aria-selected", "aria-setsize"]}, presentation:{parent:["structure"]}, progressbar:{childpresentational:!0, namefrom:["author"], namerequired:!0, parent:["range"]}, radio:{namefrom:["contents", "author"], namerequired:!0, \nparent:["checkbox", "option"]}, radiogroup:{mustcontain:["radio"], namefrom:["author"], namerequired:!0, parent:["select"], properties:["aria-required"]}, range:{"abstract":!0, namefrom:["author"], parent:["widget"], properties:["aria-valuemax", "aria-valuemin", "aria-valuenow", "aria-valuetext"]}, region:{namefrom:[" author"], parent:["section"]}, roletype:{"abstract":!0, properties:"aria-atomic aria-busy aria-controls aria-describedby aria-disabled aria-dropeffect aria-flowto aria-grabbed aria-haspopup aria-hidden aria-invalid aria-label aria-labelledby aria-live aria-owns aria-relevant".split(" ")}, \nrow:{mustcontain:["columnheader", "gridcell", "rowheader"], namefrom:["contents", "author"], parent:["group", "widget"], properties:["aria-level", "aria-selected"], scope:["grid", "rowgroup", "treegrid"]}, rowgroup:{mustcontain:["row"], namefrom:["contents", "author"], parent:["group"], scope:["grid"]}, rowheader:{namefrom:["contents", "author"], namerequired:!0, parent:["gridcell", "sectionhead", "widget"], properties:["aria-sort"], scope:["row"]}, search:{namefrom:["author"], parent:["landmark"]}, \nsection:{"abstract":!0, namefrom:["contents", "author"], parent:["structure"], properties:["aria-expanded"]}, sectionhead:{"abstract":!0, namefrom:["contents", "author"], parent:["structure"], properties:["aria-expanded"]}, select:{"abstract":!0, namefrom:["author"], parent:["composite", "group", "input"]}, separator:{childpresentational:!0, namefrom:["author"], parent:["structure"], properties:["aria-expanded", "aria-orientation"]}, scrollbar:{childpresentational:!0, namefrom:["author"], namerequired:!1, \nparent:["input", "range"], requiredProperties:["aria-controls", "aria-orientation", "aria-valuemax", "aria-valuemin", "aria-valuenow"], properties:["aria-controls", "aria-orientation", "aria-valuemax", "aria-valuemin", "aria-valuenow"]}, slider:{childpresentational:!0, namefrom:["author"], namerequired:!0, parent:["input", "range"], requiredProperties:["aria-valuemax", "aria-valuemin", "aria-valuenow"], properties:["aria-valuemax", "aria-valuemin", "aria-valuenow", "aria-orientation"]}, spinbutton:{namefrom:["author"], \nnamerequired:!0, parent:["input", "range"], requiredProperties:["aria-valuemax", "aria-valuemin", "aria-valuenow"], properties:["aria-valuemax", "aria-valuemin", "aria-valuenow", "aria-required"]}, status:{parent:["region"]}, structure:{"abstract":!0, parent:["roletype"]}, tab:{namefrom:["contents", "author"], parent:["sectionhead", "widget"], properties:["aria-selected"], scope:["tablist"]}, tablist:{mustcontain:["tab"], namefrom:["author"], parent:["composite", "directory"], properties:["aria-level"]}, \ntabpanel:{namefrom:["author"], namerequired:!0, parent:["region"]}, textbox:{namefrom:["author"], namerequired:!0, parent:["input"], properties:["aria-activedescendant", "aria-autocomplete", "aria-multiline", "aria-readonly", "aria-required"]}, timer:{namefrom:["author"], namerequired:!0, parent:["status"]}, toolbar:{namefrom:["author"], parent:["group"]}, tooltip:{namerequired:!0, parent:["section"]}, tree:{mustcontain:["group", "treeitem"], namefrom:["author"], namerequired:!0, parent:["select"], \nproperties:["aria-multiselectable", "aria-required"]}, treegrid:{mustcontain:["row"], namefrom:["author"], namerequired:!0, parent:["grid", "tree"]}, treeitem:{namefrom:["contents", "author"], namerequired:!0, parent:["listitem", "option"], scope:["group", "tree"]}, widget:{"abstract":!0, parent:["roletype"]}, window:{"abstract":!0, namefrom:[" author"], parent:["roletype"], properties:["aria-expanded"]}};\naxs.constants.WIDGET_ROLES = {};\naxs.constants.addAllParentRolesToSet_ = function(a, b) {\n  if (a.parent) {\n    for (var c = a.parent, d = 0;d < c.length;d++) {\n      var e = c[d];\n      b[e] = !0;\n      axs.constants.addAllParentRolesToSet_(axs.constants.ARIA_ROLES[e], b);\n    }\n  }\n};\naxs.constants.addAllPropertiesToSet_ = function(a, b, c) {\n  var d = a[b];\n  if (d) {\n    for (var e = 0;e < d.length;e++) {\n      c[d[e]] = !0;\n    }\n  }\n  if (a.parent) {\n    for (a = a.parent, d = 0;d < a.length;d++) {\n      axs.constants.addAllPropertiesToSet_(axs.constants.ARIA_ROLES[a[d]], b, c);\n    }\n  }\n};\nfor (var roleName in axs.constants.ARIA_ROLES) {\n  var role = axs.constants.ARIA_ROLES[roleName], propertiesSet = {};\n  axs.constants.addAllPropertiesToSet_(role, "properties", propertiesSet);\n  role.propertiesSet = propertiesSet;\n  var requiredPropertiesSet = {};\n  axs.constants.addAllPropertiesToSet_(role, "requiredProperties", requiredPropertiesSet);\n  role.requiredPropertiesSet = requiredPropertiesSet;\n  var parentRolesSet = {};\n  axs.constants.addAllParentRolesToSet_(role, parentRolesSet);\n  role.allParentRolesSet = parentRolesSet;\n  "widget" in parentRolesSet && (axs.constants.WIDGET_ROLES[roleName] = role);\n}\naxs.constants.ARIA_PROPERTIES = {activedescendant:{type:"property", valueType:"idref"}, atomic:{defaultValue:"false", type:"property", valueType:"boolean"}, autocomplete:{defaultValue:"none", type:"property", valueType:"token", values:["inline", "list", "both", "none"]}, busy:{defaultValue:"false", type:"state", valueType:"boolean"}, checked:{defaultValue:"undefined", type:"state", valueType:"token", values:["true", "false", "mixed", "undefined"]}, controls:{type:"property", valueType:"idref_list"}, \ndescribedby:{type:"property", valueType:"idref_list"}, disabled:{defaultValue:"false", type:"state", valueType:"boolean"}, dropeffect:{defaultValue:"none", type:"property", valueType:"token_list", values:"copy move link execute popup none".split(" ")}, expanded:{defaultValue:"undefined", type:"state", valueType:"token", values:["true", "false", "undefined"]}, flowto:{type:"property", valueType:"idref_list"}, grabbed:{defaultValue:"undefined", type:"state", valueType:"token", values:["true", "false", \n"undefined"]}, haspopup:{defaultValue:"false", type:"property", valueType:"boolean"}, hidden:{defaultValue:"false", type:"state", valueType:"boolean"}, invalid:{defaultValue:"false", type:"state", valueType:"token", values:["grammar", "false", "spelling", "true"]}, label:{type:"property", valueType:"string"}, labelledby:{type:"property", valueType:"idref_list"}, level:{type:"property", valueType:"integer"}, live:{defaultValue:"off", type:"property", valueType:"token", values:["off", "polite", "assertive"]}, \nmultiline:{defaultValue:"false", type:"property", valueType:"boolean"}, multiselectable:{defaultValue:"false", type:"property", valueType:"boolean"}, orientation:{defaultValue:"vertical", type:"property", valueType:"token", values:["horizontal", "vertical"]}, owns:{type:"property", valueType:"idref_list"}, posinset:{type:"property", valueType:"integer"}, pressed:{defaultValue:"undefined", type:"state", valueType:"token", values:["true", "false", "mixed", "undefined"]}, readonly:{defaultValue:"false", \ntype:"property", valueType:"boolean"}, relevant:{defaultValue:"additions text", type:"property", valueType:"token_list", values:["additions", "removals", "text", "all"]}, required:{defaultValue:"false", type:"property", valueType:"boolean"}, selected:{defaultValue:"undefined", type:"state", valueType:"token", values:["true", "false", "undefined"]}, setsize:{type:"property", valueType:"integer"}, sort:{defaultValue:"none", type:"property", valueType:"token", values:["ascending", "descending", "none", \n"other"]}, valuemax:{type:"property", valueType:"decimal"}, valuemin:{type:"property", valueType:"decimal"}, valuenow:{type:"property", valueType:"decimal"}, valuetext:{type:"property", valueType:"string"}};\n(function() {\n  for (var a in axs.constants.ARIA_PROPERTIES) {\n    var b = axs.constants.ARIA_PROPERTIES[a];\n    if (b.values) {\n      for (var c = {}, d = 0;d < b.values.length;d++) {\n        c[b.values[d]] = !0;\n      }\n      b.valuesSet = c;\n    }\n  }\n})();\naxs.constants.GLOBAL_PROPERTIES = axs.constants.ARIA_ROLES.roletype.propertiesSet;\naxs.constants.NO_ROLE_NAME = " ";\naxs.constants.WIDGET_ROLE_TO_NAME = {alert:"aria_role_alert", alertdialog:"aria_role_alertdialog", button:"aria_role_button", checkbox:"aria_role_checkbox", columnheader:"aria_role_columnheader", combobox:"aria_role_combobox", dialog:"aria_role_dialog", grid:"aria_role_grid", gridcell:"aria_role_gridcell", link:"aria_role_link", listbox:"aria_role_listbox", log:"aria_role_log", marquee:"aria_role_marquee", menu:"aria_role_menu", menubar:"aria_role_menubar", menuitem:"aria_role_menuitem", menuitemcheckbox:"aria_role_menuitemcheckbox", \nmenuitemradio:"aria_role_menuitemradio", option:axs.constants.NO_ROLE_NAME, progressbar:"aria_role_progressbar", radio:"aria_role_radio", radiogroup:"aria_role_radiogroup", rowheader:"aria_role_rowheader", scrollbar:"aria_role_scrollbar", slider:"aria_role_slider", spinbutton:"aria_role_spinbutton", status:"aria_role_status", tab:"aria_role_tab", tabpanel:"aria_role_tabpanel", textbox:"aria_role_textbox", timer:"aria_role_timer", toolbar:"aria_role_toolbar", tooltip:"aria_role_tooltip", treeitem:"aria_role_treeitem"};\naxs.constants.STRUCTURE_ROLE_TO_NAME = {article:"aria_role_article", application:"aria_role_application", banner:"aria_role_banner", columnheader:"aria_role_columnheader", complementary:"aria_role_complementary", contentinfo:"aria_role_contentinfo", definition:"aria_role_definition", directory:"aria_role_directory", document:"aria_role_document", form:"aria_role_form", group:"aria_role_group", heading:"aria_role_heading", img:"aria_role_img", list:"aria_role_list", listitem:"aria_role_listitem", \nmain:"aria_role_main", math:"aria_role_math", navigation:"aria_role_navigation", note:"aria_role_note", region:"aria_role_region", rowheader:"aria_role_rowheader", search:"aria_role_search", separator:"aria_role_separator"};\naxs.constants.ATTRIBUTE_VALUE_TO_STATUS = [{name:"aria-autocomplete", values:{inline:"aria_autocomplete_inline", list:"aria_autocomplete_list", both:"aria_autocomplete_both"}}, {name:"aria-checked", values:{"true":"aria_checked_true", "false":"aria_checked_false", mixed:"aria_checked_mixed"}}, {name:"aria-disabled", values:{"true":"aria_disabled_true"}}, {name:"aria-expanded", values:{"true":"aria_expanded_true", "false":"aria_expanded_false"}}, {name:"aria-invalid", values:{"true":"aria_invalid_true", \ngrammar:"aria_invalid_grammar", spelling:"aria_invalid_spelling"}}, {name:"aria-multiline", values:{"true":"aria_multiline_true"}}, {name:"aria-multiselectable", values:{"true":"aria_multiselectable_true"}}, {name:"aria-pressed", values:{"true":"aria_pressed_true", "false":"aria_pressed_false", mixed:"aria_pressed_mixed"}}, {name:"aria-readonly", values:{"true":"aria_readonly_true"}}, {name:"aria-required", values:{"true":"aria_required_true"}}, {name:"aria-selected", values:{"true":"aria_selected_true", \n"false":"aria_selected_false"}}];\naxs.constants.INPUT_TYPE_TO_INFORMATION_TABLE_MSG = {button:"input_type_button", checkbox:"input_type_checkbox", color:"input_type_color", datetime:"input_type_datetime", "datetime-local":"input_type_datetime_local", date:"input_type_date", email:"input_type_email", file:"input_type_file", image:"input_type_image", month:"input_type_month", number:"input_type_number", password:"input_type_password", radio:"input_type_radio", range:"input_type_range", reset:"input_type_reset", search:"input_type_search", \nsubmit:"input_type_submit", tel:"input_type_tel", text:"input_type_text", url:"input_type_url", week:"input_type_week"};\naxs.constants.TAG_TO_INFORMATION_TABLE_VERBOSE_MSG = {A:"tag_link", BUTTON:"tag_button", H1:"tag_h1", H2:"tag_h2", H3:"tag_h3", H4:"tag_h4", H5:"tag_h5", H6:"tag_h6", LI:"tag_li", OL:"tag_ol", SELECT:"tag_select", TEXTAREA:"tag_textarea", UL:"tag_ul", SECTION:"tag_section", NAV:"tag_nav", ARTICLE:"tag_article", ASIDE:"tag_aside", HGROUP:"tag_hgroup", HEADER:"tag_header", FOOTER:"tag_footer", TIME:"tag_time", MARK:"tag_mark"};\naxs.constants.TAG_TO_INFORMATION_TABLE_BRIEF_MSG = {BUTTON:"tag_button", SELECT:"tag_select", TEXTAREA:"tag_textarea"};\naxs.constants.MIXED_VALUES = {"true":!0, "false":!0, mixed:!0};\naxs.constants.Severity = {INFO:"Info", WARNING:"Warning", SEVERE:"Severe"};\naxs.constants.AuditResult = {PASS:"PASS", FAIL:"FAIL", NA:"NA"};\naxs.constants.InlineElements = {TT:!0, I:!0, B:!0, BIG:!0, SMALL:!0, EM:!0, STRONG:!0, DFN:!0, CODE:!0, SAMP:!0, KBD:!0, VAR:!0, CITE:!0, ABBR:!0, ACRONYM:!0, A:!0, IMG:!0, OBJECT:!0, BR:!0, SCRIPT:!0, MAP:!0, Q:!0, SUB:!0, SUP:!0, SPAN:!0, BDO:!0, INPUT:!0, SELECT:!0, TEXTAREA:!0, LABEL:!0, BUTTON:!0};\naxs.constants.NATIVELY_DISABLEABLE = {BUTTON:!0, INPUT:!0, SELECT:!0, TEXTAREA:!0, FIELDSET:!0, OPTGROUP:!0, OPTION:!0};\naxs.constants.ARIA_TO_HTML_ATTRIBUTE = {"aria-checked":"checked", "aria-disabled":"disabled", "aria-hidden":"hidden", "aria-expanded":"open", "aria-valuemax":"max", "aria-valuemin":"min", "aria-readonly":"readonly", "aria-required":"required", "aria-selected":"selected", "aria-valuenow":"value"};\naxs.constants.TAG_TO_IMPLICIT_SEMANTIC_INFO = {A:[{role:"link", allowed:"button checkbox menuitem menuitemcheckbox menuitemradio tab treeitem".split(" "), selector:"a[href]"}], ADDRESS:[{role:"", allowed:["contentinfo", "presentation"]}], AREA:[{role:"link", selector:"area[href]"}], ARTICLE:[{role:"article", allowed:["presentation", "article", "document", "application", "main"]}], ASIDE:[{role:"complementary", allowed:["note", "complementary", "search", "presentation"]}], AUDIO:[{role:"", allowed:["application", \n"presentation"]}], BASE:[{role:"", reserved:!0}], BODY:[{role:"document", allowed:["presentation"]}], BUTTON:[{role:"button", allowed:["link", "menuitem", "menuitemcheckbox", "menuitemradio", "radio"], selector:\'button:not([aria-pressed]):not([type="menu"])\'}, {role:"button", allowed:["button"], selector:"button[aria-pressed]"}, {role:"button", attributes:{"aria-haspopup":!0}, allowed:["link", "menuitem", "menuitemcheckbox", "menuitemradio", "radio"], selector:\'button[type="menu"]\'}], CAPTION:[{role:"", \nallowed:["presentation"]}], COL:[{role:"", reserved:!0}], COLGROUP:[{role:"", reserved:!0}], DATALIST:[{role:"listbox", attributes:{"aria-multiselectable":!1}, allowed:["presentation"]}], DEL:[{role:"", allowed:["*"]}], DD:[{role:"", allowed:["presentation"]}], DT:[{role:"", allowed:["presentation"]}], DETAILS:[{role:"group", allowed:["group", "presentation"]}], DIALOG:[{role:"dialog", allowed:"dialog alert alertdialog application log marquee status".split(" "), selector:"dialog[open]"}, {role:"dialog", \nattributes:{"aria-hidden":!0}, allowed:"dialog alert alertdialog application log marquee status".split(" "), selector:"dialog:not([open])"}], DIV:[{role:"", allowed:["*"]}], DL:[{role:"list", allowed:["presentation"]}], EMBED:[{role:"", allowed:["application", "document", "img", "presentation"]}], FIGURE:[{role:"", allowed:["*"]}], FOOTER:[{role:"", allowed:["contentinfo", "presentation"]}], FORM:[{role:"form", allowed:["presentation"]}], P:[{role:"", allowed:["*"]}], PRE:[{role:"", allowed:["*"]}], \nBLOCKQUOTE:[{role:"", allowed:["*"]}], H1:[{role:"heading"}], H2:[{role:"heading"}], H3:[{role:"heading"}], H4:[{role:"heading"}], H5:[{role:"heading"}], H6:[{role:"heading"}], HEAD:[{role:"", reserved:!0}], HEADER:[{role:"", allowed:["banner", "presentation"]}], HR:[{role:"separator", allowed:["presentation"]}], HTML:[{role:"", reserved:!0}], IFRAME:[{role:"", allowed:["application", "document", "img", "presentation"], selector:"iframe:not([seamless])"}, {role:"", allowed:["application", "document", \n"img", "presentation", "group"], selector:"iframe[seamless]"}], IMG:[{role:"presentation", reserved:!0, selector:\'img[alt=""]\'}, {role:"img", allowed:["*"], selector:\'img[alt]:not([alt=""])\'}], INPUT:[{role:"button", allowed:["link", "menuitem", "menuitemcheckbox", "menuitemradio", "radio"], selector:\'input[type="button"]:not([aria-pressed])\'}, {role:"button", allowed:["button"], selector:\'input[type="button"][aria-pressed]\'}, {role:"checkbox", allowed:["checkbox"], selector:\'input[type="checkbox"]\'}, \n{role:"", selector:\'input[type="color"]\'}, {role:"", selector:\'input[type="date"]\'}, {role:"", selector:\'input[type="datetime"]\'}, {role:"textbox", selector:\'input[type="email"]:not([list])\'}, {role:"", selector:\'input[type="file"]\'}, {role:"", reserved:!0, selector:\'input[type="hidden"]\'}, {role:"button", allowed:["button"], selector:\'input[type="image"][aria-pressed]\'}, {role:"button", allowed:["link", "menuitem", "menuitemcheckbox", "menuitemradio", "radio"], selector:\'input[type="image"]:not([aria-pressed])\'}, \n{role:"", selector:\'input[type="month"]\'}, {role:"", selector:\'input[type="number"]\'}, {role:"textbox", selector:\'input[type="password"]\'}, {role:"radio", allowed:["menuitemradio"], selector:\'input[type="radio"]\'}, {role:"slider", selector:\'input[type="range"]\'}, {role:"button", selector:\'input[type="reset"]\'}, {role:"combobox", selector:\'input[type="search"][list]\'}, {role:"textbox", selector:\'input[type="search"]:not([list])\'}, {role:"button", selector:\'input[type="submit"]\'}, {role:"combobox", \nselector:\'input[type="tel"][list]\'}, {role:"textbox", selector:\'input[type="tel"]:not([list])\'}, {role:"combobox", selector:\'input[type="text"][list]\'}, {role:"textbox", selector:\'input[type="text"]:not([list])\'}, {role:"textbox", selector:"input:not([type])"}, {role:"", selector:\'input[type="time"]\'}, {role:"combobox", selector:\'input[type="url"][list]\'}, {role:"textbox", selector:\'input[type="url"]:not([list])\'}, {role:"", selector:\'input[type="week"]\'}], INS:[{role:"", allowed:["*"]}], KEYGEN:[{role:""}], \nLABEL:[{role:"", allowed:["presentation"]}], LI:[{role:"listitem", allowed:"menuitem menuitemcheckbox menuitemradio option tab treeitem presentation".split(" "), selector:\'ol:not([role="presentation"])>li, ul:not([role="presentation"])>li\'}, {role:"listitem", allowed:"listitem menuitem menuitemcheckbox menuitemradio option tab treeitem presentation".split(" "), selector:\'ol[role="presentation"]>li, ul[role="presentation"]>li\'}], LINK:[{role:"link", reserved:!0, selector:"link[href]"}], MAIN:[{role:"", \nallowed:["main", "presentation"]}], MAP:[{role:"", reserved:!0}], MATH:[{role:"", allowed:["presentation"]}], MENU:[{role:"toolbar", selector:\'menu[type="toolbar"]\'}], MENUITEM:[{role:"menuitem", selector:\'menuitem[type="command"]\'}, {role:"menuitemcheckbox", selector:\'menuitem[type="checkbox"]\'}, {role:"menuitemradio", selector:\'menuitem[type="radio"]\'}], META:[{role:"", reserved:!0}], METER:[{role:"progressbar", allowed:["presentation"]}], NAV:[{role:"navigation", allowed:["navigation", "presentation"]}], \nNOSCRIPT:[{role:"", reserved:!0}], OBJECT:[{role:"", allowed:["application", "document", "img", "presentation"]}], OL:[{role:"list", allowed:"directory group listbox menu menubar tablist toolbar tree presentation".split(" ")}], OPTGROUP:[{role:"", allowed:["presentation"]}], OPTION:[{role:"option"}], OUTPUT:[{role:"status", allowed:["*"]}], PARAM:[{role:"", reserved:!0}], PICTURE:[{role:"", reserved:!0}], PROGRESS:[{role:"progressbar", allowed:["presentation"]}], SCRIPT:[{role:"", reserved:!0}], \nSECTION:[{role:"region", allowed:"alert alertdialog application contentinfo dialog document log marquee search status presentation".split(" ")}], SELECT:[{role:"listbox"}], SOURCE:[{role:"", reserved:!0}], SPAN:[{role:"", allowed:["*"]}], STYLE:[{role:"", reserved:!0}], SVG:[{role:"", allowed:["application", "document", "img", "presentation"]}], SUMMARY:[{role:"", allowed:["presentation"]}], TABLE:[{role:"", allowed:["*"]}], TEMPLATE:[{role:"", reserved:!0}], TEXTAREA:[{role:"textbox"}], TBODY:[{role:"rowgroup", \nallowed:["*"]}], THEAD:[{role:"rowgroup", allowed:["*"]}], TFOOT:[{role:"rowgroup", allowed:["*"]}], TITLE:[{role:"", reserved:!0}], TD:[{role:"", allowed:["*"]}], TH:[{role:"", allowed:["*"]}], TR:[{role:"", allowed:["*"]}], TRACK:[{role:"", reserved:!0}], UL:[{role:"list", allowed:"directory group listbox menu menubar tablist toolbar tree presentation".split(" ")}], VIDEO:[{role:"", allowed:["application", "presentation"]}]};\naxs.color = {};\naxs.color.Color = function(a, b, c, d) {\n  this.red = a;\n  this.green = b;\n  this.blue = c;\n  this.alpha = d;\n};\naxs.color.YCbCr = function(a) {\n  this.luma = this.z = a[0];\n  this.Cb = this.x = a[1];\n  this.Cr = this.y = a[2];\n};\naxs.color.YCbCr.prototype = {multiply:function(a) {\n  return new axs.color.YCbCr([this.luma * a, this.Cb * a, this.Cr * a]);\n}, add:function(a) {\n  return new axs.color.YCbCr([this.luma + a.luma, this.Cb + a.Cb, this.Cr + a.Cr]);\n}, subtract:function(a) {\n  return new axs.color.YCbCr([this.luma - a.luma, this.Cb - a.Cb, this.Cr - a.Cr]);\n}};\naxs.color.calculateContrastRatio = function(a, b) {\n  1 > a.alpha && (a = axs.color.flattenColors(a, b));\n  var c = axs.color.calculateLuminance(a), d = axs.color.calculateLuminance(b);\n  return (Math.max(c, d) + .05) / (Math.min(c, d) + .05);\n};\naxs.color.calculateLuminance = function(a) {\n  return axs.color.toYCbCr(a).luma;\n};\naxs.color.luminanceRatio = function(a, b) {\n  return (Math.max(a, b) + .05) / (Math.min(a, b) + .05);\n};\naxs.color.parseColor = function(a) {\n  if ("transparent" === a) {\n    return new axs.color.Color(0, 0, 0, 0);\n  }\n  var b = a.match(/^rgb\$(\\d+), (\\d+), (\\d+)\$$/);\n  if (b) {\n    a = parseInt(b[1], 10);\n    var c = parseInt(b[2], 10), d = parseInt(b[3], 10);\n    return new axs.color.Color(a, c, d, 1);\n  }\n  return (b = a.match(/^rgba\$(\\d+), (\\d+), (\\d+), (\\d*(\\.\\d+)?)\$/)) ? (a = parseInt(b[1], 10), c = parseInt(b[2], 10), d = parseInt(b[3], 10), b = parseFloat(b[4]), new axs.color.Color(a, c, d, b)) : null;\n};\naxs.color.colorChannelToString = function(a) {\n  a = Math.round(a);\n  return 15 >= a ? "0" + a.toString(16) : a.toString(16);\n};\naxs.color.colorToString = function(a) {\n  return 1 == a.alpha ? "#" + axs.color.colorChannelToString(a.red) + axs.color.colorChannelToString(a.green) + axs.color.colorChannelToString(a.blue) : "rgba(" + [a.red, a.green, a.blue, a.alpha].join() + ")";\n};\naxs.color.luminanceFromContrastRatio = function(a, b, c) {\n  return c ? (a + .05) * b - .05 : (a + .05) / b - .05;\n};\naxs.color.translateColor = function(a, b) {\n  for (var c = b > a.luma ? axs.color.WHITE_YCC : axs.color.BLACK_YCC, d = c == axs.color.WHITE_YCC ? axs.color.YCC_CUBE_FACES_WHITE : axs.color.YCC_CUBE_FACES_BLACK, e = new axs.color.YCbCr([0, a.Cb, a.Cr]), f = new axs.color.YCbCr([1, a.Cb, a.Cr]), f = {a:e, b:f}, e = null, g = 0;g < d.length && !(e = axs.color.findIntersection(f, d[g]), 0 <= e.z && 1 >= e.z);g++) {\n  }\n  if (!e) {\n    throw "Couldn\'t find intersection with YCbCr color cube for Cb=" + a.Cb + ", Cr=" + a.Cr + ".";\n  }\n  if (e.x != a.x || e.y != a.y) {\n    throw "Intersection has wrong Cb/Cr values.";\n  }\n  if (Math.abs(c.luma - e.luma) < Math.abs(c.luma - b)) {\n    return c = [b, a.Cb, a.Cr], axs.color.fromYCbCrArray(c);\n  }\n  c = (b - e.luma) / (c.luma - e.luma);\n  c = [b, e.Cb - e.Cb * c, e.Cr - e.Cr * c];\n  return axs.color.fromYCbCrArray(c);\n};\naxs.color.suggestColors = function(a, b, c) {\n  var d = {}, e = axs.color.calculateLuminance(a), f = axs.color.calculateLuminance(b), g = f > e, h = axs.color.toYCbCr(b), k = axs.color.toYCbCr(a), m;\n  for (m in c) {\n    var l = c[m], n = axs.color.luminanceFromContrastRatio(e, l + .02, g);\n    if (1 >= n && 0 <= n) {\n      var p = axs.color.translateColor(h, n), l = axs.color.calculateContrastRatio(p, a), n = {};\n      n.fg = axs.color.colorToString(p);\n      n.bg = axs.color.colorToString(a);\n      n.contrast = l.toFixed(2);\n      d[m] = n;\n    } else {\n      l = axs.color.luminanceFromContrastRatio(f, l + .02, !g), 1 >= l && 0 <= l && (p = axs.color.translateColor(k, l), l = axs.color.calculateContrastRatio(b, p), n = {}, n.bg = axs.color.colorToString(p), n.fg = axs.color.colorToString(b), n.contrast = l.toFixed(2), d[m] = n);\n    }\n  }\n  return d;\n};\naxs.color.flattenColors = function(a, b) {\n  var c = a.alpha;\n  return new axs.color.Color((1 - c) * b.red + c * a.red, (1 - c) * b.green + c * a.green, (1 - c) * b.blue + c * a.blue, a.alpha + b.alpha * (1 - a.alpha));\n};\naxs.color.multiplyMatrixVector = function(a, b) {\n  var c = b[0], d = b[1], e = b[2];\n  return [a[0][0] * c + a[0][1] * d + a[0][2] * e, a[1][0] * c + a[1][1] * d + a[1][2] * e, a[2][0] * c + a[2][1] * d + a[2][2] * e];\n};\naxs.color.toYCbCr = function(a) {\n  var b = a.red / 255, c = a.green / 255;\n  a = a.blue / 255;\n  b = .03928 >= b ? b / 12.92 : Math.pow((b + .055) / 1.055, 2.4);\n  c = .03928 >= c ? c / 12.92 : Math.pow((c + .055) / 1.055, 2.4);\n  a = .03928 >= a ? a / 12.92 : Math.pow((a + .055) / 1.055, 2.4);\n  return new axs.color.YCbCr(axs.color.multiplyMatrixVector(axs.color.YCC_MATRIX, [b, c, a]));\n};\naxs.color.fromYCbCr = function(a) {\n  return axs.color.fromYCbCrArray([a.luma, a.Cb, a.Cr]);\n};\naxs.color.fromYCbCrArray = function(a) {\n  var b = axs.color.multiplyMatrixVector(axs.color.INVERTED_YCC_MATRIX, a), c = b[0];\n  a = b[1];\n  b = b[2];\n  c = .00303949 >= c ? 12.92 * c : 1.055 * Math.pow(c, 1 / 2.4) - .055;\n  a = .00303949 >= a ? 12.92 * a : 1.055 * Math.pow(a, 1 / 2.4) - .055;\n  b = .00303949 >= b ? 12.92 * b : 1.055 * Math.pow(b, 1 / 2.4) - .055;\n  c = Math.min(Math.max(Math.round(255 * c), 0), 255);\n  a = Math.min(Math.max(Math.round(255 * a), 0), 255);\n  b = Math.min(Math.max(Math.round(255 * b), 0), 255);\n  return new axs.color.Color(c, a, b, 1);\n};\naxs.color.RGBToYCbCrMatrix = function(a, b) {\n  return [[a, 1 - a - b, b], [-a / (2 - 2 * b), (a + b - 1) / (2 - 2 * b), (1 - b) / (2 - 2 * b)], [(1 - a) / (2 - 2 * a), (a + b - 1) / (2 - 2 * a), -b / (2 - 2 * a)]];\n};\naxs.color.invert3x3Matrix = function(a) {\n  var b = a[0][0], c = a[0][1], d = a[0][2], e = a[1][0], f = a[1][1], g = a[1][2], h = a[2][0], k = a[2][1];\n  a = a[2][2];\n  return axs.color.scalarMultiplyMatrix([[f * a - g * k, d * k - c * a, c * g - d * f], [g * h - e * a, b * a - d * h, d * e - b * g], [e * k - f * h, h * c - b * k, b * f - c * e]], 1 / (b * (f * a - g * k) - c * (a * e - g * h) + d * (e * k - f * h)));\n};\naxs.color.findIntersection = function(a, b) {\n  var c = [a.a.x - b.p0.x, a.a.y - b.p0.y, a.a.z - b.p0.z], d = axs.color.invert3x3Matrix([[a.a.x - a.b.x, b.p1.x - b.p0.x, b.p2.x - b.p0.x], [a.a.y - a.b.y, b.p1.y - b.p0.y, b.p2.y - b.p0.y], [a.a.z - a.b.z, b.p1.z - b.p0.z, b.p2.z - b.p0.z]]), c = axs.color.multiplyMatrixVector(d, c)[0];\n  return a.a.add(a.b.subtract(a.a).multiply(c));\n};\naxs.color.scalarMultiplyMatrix = function(a, b) {\n  for (var c = [], d = 0;3 > d;d++) {\n    c[d] = axs.color.scalarMultiplyVector(a[d], b);\n  }\n  return c;\n};\naxs.color.scalarMultiplyVector = function(a, b) {\n  for (var c = [], d = 0;d < a.length;d++) {\n    c[d] = a[d] * b;\n  }\n  return c;\n};\naxs.color.kR = .2126;\naxs.color.kB = .0722;\naxs.color.YCC_MATRIX = axs.color.RGBToYCbCrMatrix(axs.color.kR, axs.color.kB);\naxs.color.INVERTED_YCC_MATRIX = axs.color.invert3x3Matrix(axs.color.YCC_MATRIX);\naxs.color.BLACK = new axs.color.Color(0, 0, 0, 1);\naxs.color.BLACK_YCC = axs.color.toYCbCr(axs.color.BLACK);\naxs.color.WHITE = new axs.color.Color(255, 255, 255, 1);\naxs.color.WHITE_YCC = axs.color.toYCbCr(axs.color.WHITE);\naxs.color.RED = new axs.color.Color(255, 0, 0, 1);\naxs.color.RED_YCC = axs.color.toYCbCr(axs.color.RED);\naxs.color.GREEN = new axs.color.Color(0, 255, 0, 1);\naxs.color.GREEN_YCC = axs.color.toYCbCr(axs.color.GREEN);\naxs.color.BLUE = new axs.color.Color(0, 0, 255, 1);\naxs.color.BLUE_YCC = axs.color.toYCbCr(axs.color.BLUE);\naxs.color.CYAN = new axs.color.Color(0, 255, 255, 1);\naxs.color.CYAN_YCC = axs.color.toYCbCr(axs.color.CYAN);\naxs.color.MAGENTA = new axs.color.Color(255, 0, 255, 1);\naxs.color.MAGENTA_YCC = axs.color.toYCbCr(axs.color.MAGENTA);\naxs.color.YELLOW = new axs.color.Color(255, 255, 0, 1);\naxs.color.YELLOW_YCC = axs.color.toYCbCr(axs.color.YELLOW);\naxs.color.YCC_CUBE_FACES_BLACK = [{p0:axs.color.BLACK_YCC, p1:axs.color.RED_YCC, p2:axs.color.GREEN_YCC}, {p0:axs.color.BLACK_YCC, p1:axs.color.GREEN_YCC, p2:axs.color.BLUE_YCC}, {p0:axs.color.BLACK_YCC, p1:axs.color.BLUE_YCC, p2:axs.color.RED_YCC}];\naxs.color.YCC_CUBE_FACES_WHITE = [{p0:axs.color.WHITE_YCC, p1:axs.color.CYAN_YCC, p2:axs.color.MAGENTA_YCC}, {p0:axs.color.WHITE_YCC, p1:axs.color.MAGENTA_YCC, p2:axs.color.YELLOW_YCC}, {p0:axs.color.WHITE_YCC, p1:axs.color.YELLOW_YCC, p2:axs.color.CYAN_YCC}];\naxs.utils = {};\naxs.utils.FOCUSABLE_ELEMENTS_SELECTOR = "input:not([type=hidden]):not([disabled]),select:not([disabled]),textarea:not([disabled]),button:not([disabled]),a[href],iframe,[tabindex]";\naxs.utils.LABELABLE_ELEMENTS_SELECTOR = "button,input:not([type=hidden]),keygen,meter,output,progress,select,textarea";\naxs.utils.parentElement = function(a) {\n  if (!a) {\n    return null;\n  }\n  if (a.nodeType == Node.DOCUMENT_FRAGMENT_NODE) {\n    return a.host;\n  }\n  var b = a.parentElement;\n  if (b) {\n    return b;\n  }\n  a = a.parentNode;\n  if (!a) {\n    return null;\n  }\n  switch(a.nodeType) {\n    case Node.ELEMENT_NODE:\n      return a;\n    case Node.DOCUMENT_FRAGMENT_NODE:\n      return a.host;\n    default:\n      return null;\n  }\n};\naxs.utils.asElement = function(a) {\n  switch(a.nodeType) {\n    case Node.COMMENT_NODE:\n      return null;\n    case Node.ELEMENT_NODE:\n      if ("script" == a.tagName.toLowerCase()) {\n        return null;\n      }\n      break;\n    case Node.TEXT_NODE:\n      a = axs.utils.parentElement(a);\n      break;\n    default:\n      return console.warn("Unhandled node type: ", a.nodeType), null;\n  }\n  return a;\n};\naxs.utils.elementIsTransparent = function(a) {\n  return "0" == a.style.opacity;\n};\naxs.utils.elementHasZeroArea = function(a) {\n  a = a.getBoundingClientRect();\n  var b = a.top - a.bottom;\n  return a.right - a.left && b ? !1 : !0;\n};\naxs.utils.elementIsOutsideScrollArea = function(a) {\n  for (var b = axs.utils.parentElement(a), c = a.ownerDocument.defaultView;b != c.document.body;) {\n    if (axs.utils.isClippedBy(a, b)) {\n      return !0;\n    }\n    if (axs.utils.canScrollTo(a, b) && !axs.utils.elementIsOutsideScrollArea(b)) {\n      return !1;\n    }\n    b = axs.utils.parentElement(b);\n  }\n  return !axs.utils.canScrollTo(a, c.document.body);\n};\naxs.utils.canScrollTo = function(a, b) {\n  var c = a.getBoundingClientRect(), d = b.getBoundingClientRect(), e = d.top, f = d.left, g = e - b.scrollTop, e = e - b.scrollTop + b.scrollHeight, h = f - b.scrollLeft + b.scrollWidth;\n  if (c.right < f - b.scrollLeft || c.bottom < g || c.left > h || c.top > e) {\n    return !1;\n  }\n  f = a.ownerDocument.defaultView;\n  g = f.getComputedStyle(b);\n  return c.left > d.right || c.top > d.bottom ? "scroll" == g.overflow || "auto" == g.overflow || b instanceof f.HTMLBodyElement : !0;\n};\naxs.utils.isClippedBy = function(a, b) {\n  var c = a.getBoundingClientRect(), d = b.getBoundingClientRect(), e = d.top - b.scrollTop, f = d.left - b.scrollLeft, g = a.ownerDocument.defaultView.getComputedStyle(b);\n  return (c.right < d.left || c.bottom < d.top || c.left > d.right || c.top > d.bottom) && "hidden" == g.overflow ? !0 : c.right < f || c.bottom < e ? "visible" != g.overflow : !1;\n};\naxs.utils.isAncestor = function(a, b) {\n  return null == b ? !1 : b === a ? !0 : axs.utils.isAncestor(a, b.parentNode);\n};\naxs.utils.overlappingElements = function(a) {\n  if (axs.utils.elementHasZeroArea(a)) {\n    return null;\n  }\n  for (var b = [], c = a.getClientRects(), d = 0;d < c.length;d++) {\n    var e = c[d], e = document.elementFromPoint((e.left + e.right) / 2, (e.top + e.bottom) / 2);\n    if (null != e && e != a && !axs.utils.isAncestor(e, a) && !axs.utils.isAncestor(a, e)) {\n      var f = window.getComputedStyle(e, null);\n      f && (f = axs.utils.getBgColor(f, e)) && 0 < f.alpha && 0 > b.indexOf(e) && b.push(e);\n    }\n  }\n  return b;\n};\naxs.utils.elementIsHtmlControl = function(a) {\n  var b = a.ownerDocument.defaultView;\n  return a instanceof b.HTMLButtonElement || a instanceof b.HTMLInputElement || a instanceof b.HTMLSelectElement || a instanceof b.HTMLTextAreaElement ? !0 : !1;\n};\naxs.utils.elementIsAriaWidget = function(a) {\n  return a.hasAttribute("role") && (a = a.getAttribute("role")) && (a = axs.constants.ARIA_ROLES[a]) && "widget" in a.allParentRolesSet ? !0 : !1;\n};\naxs.utils.elementIsVisible = function(a) {\n  return axs.utils.elementIsTransparent(a) || axs.utils.elementHasZeroArea(a) || axs.utils.elementIsOutsideScrollArea(a) || axs.utils.overlappingElements(a).length ? !1 : !0;\n};\naxs.utils.isLargeFont = function(a) {\n  var b = a.fontSize;\n  a = "bold" == a.fontWeight;\n  var c = b.match(/(\\d+)px/);\n  if (c) {\n    b = parseInt(c[1], 10);\n    if (c = window.getComputedStyle(document.body, null).fontSize.match(/(\\d+)px/)) {\n      var d = parseInt(c[1], 10), c = 1.2 * d, d = 1.5 * d\n    } else {\n      c = 19.2, d = 24;\n    }\n    return a && b >= c || b >= d;\n  }\n  if (c = b.match(/(\\d+)em/)) {\n    return b = parseInt(c[1], 10), a && 1.2 <= b || 1.5 <= b ? !0 : !1;\n  }\n  if (c = b.match(/(\\d+)%/)) {\n    return b = parseInt(c[1], 10), a && 120 <= b || 150 <= b ? !0 : !1;\n  }\n  if (c = b.match(/(\\d+)pt/)) {\n    if (b = parseInt(c[1], 10), a && 14 <= b || 18 <= b) {\n      return !0;\n    }\n  }\n  return !1;\n};\naxs.utils.getBgColor = function(a, b) {\n  var c = axs.color.parseColor(a.backgroundColor);\n  if (!c) {\n    return null;\n  }\n  1 > a.opacity && (c.alpha *= a.opacity);\n  if (1 > c.alpha) {\n    var d = axs.utils.getParentBgColor(b);\n    if (null == d) {\n      return null;\n    }\n    c = axs.color.flattenColors(c, d);\n  }\n  return c;\n};\naxs.utils.getParentBgColor = function(a) {\n  var b = a;\n  a = [];\n  for (var c = null;b = axs.utils.parentElement(b);) {\n    var d = window.getComputedStyle(b, null);\n    if (d) {\n      var e = axs.color.parseColor(d.backgroundColor);\n      if (e && (1 > d.opacity && (e.alpha *= d.opacity), 0 != e.alpha && (a.push(e), 1 == e.alpha))) {\n        c = !0;\n        break;\n      }\n    }\n  }\n  c || a.push(new axs.color.Color(255, 255, 255, 1));\n  for (b = a.pop();a.length;) {\n    c = a.pop(), b = axs.color.flattenColors(c, b);\n  }\n  return b;\n};\naxs.utils.getFgColor = function(a, b, c) {\n  var d = axs.color.parseColor(a.color);\n  if (!d) {\n    return null;\n  }\n  1 > d.alpha && (d = axs.color.flattenColors(d, c));\n  1 > a.opacity && (b = axs.utils.getParentBgColor(b), d.alpha *= a.opacity, d = axs.color.flattenColors(d, b));\n  return d;\n};\naxs.utils.getContrastRatioForElement = function(a) {\n  var b = window.getComputedStyle(a, null);\n  return axs.utils.getContrastRatioForElementWithComputedStyle(b, a);\n};\naxs.utils.getContrastRatioForElementWithComputedStyle = function(a, b) {\n  if (axs.utils.isElementHidden(b)) {\n    return null;\n  }\n  var c = axs.utils.getBgColor(a, b);\n  if (!c) {\n    return null;\n  }\n  var d = axs.utils.getFgColor(a, b, c);\n  return d ? axs.color.calculateContrastRatio(d, c) : null;\n};\naxs.utils.isNativeTextElement = function(a) {\n  var b = a.tagName.toLowerCase();\n  a = a.type ? a.type.toLowerCase() : "";\n  if ("textarea" == b) {\n    return !0;\n  }\n  if ("input" != b) {\n    return !1;\n  }\n  switch(a) {\n    case "email":\n    ;\n    case "number":\n    ;\n    case "password":\n    ;\n    case "search":\n    ;\n    case "text":\n    ;\n    case "tel":\n    ;\n    case "url":\n    ;\n    case "":\n      return !0;\n    default:\n      return !1;\n  }\n};\naxs.utils.isLowContrast = function(a, b, c) {\n  a = Math.round(10 * a) / 10;\n  return c ? 4.5 > a || !axs.utils.isLargeFont(b) && 7 > a : 3 > a || !axs.utils.isLargeFont(b) && 4.5 > a;\n};\naxs.utils.hasLabel = function(a) {\n  var b = a.tagName.toLowerCase(), c = a.type ? a.type.toLowerCase() : "";\n  if (a.hasAttribute("aria-label") || a.hasAttribute("title") || "img" == b && a.hasAttribute("alt") || "input" == b && "image" == c && a.hasAttribute("alt") || "input" == b && ("submit" == c || "reset" == c) || a.hasAttribute("aria-labelledby") || a.hasAttribute("id") && 0 < document.querySelectorAll(\'label[for="\' + a.id + \'"]\').length) {\n    return !0;\n  }\n  for (b = axs.utils.parentElement(a);b;) {\n    if ("label" == b.tagName.toLowerCase() && b.control == a) {\n      return !0;\n    }\n    b = axs.utils.parentElement(b);\n  }\n  return !1;\n};\naxs.utils.isNativelyDisableable = function(a) {\n  return a.tagName.toUpperCase() in axs.constants.NATIVELY_DISABLEABLE;\n};\naxs.utils.isElementDisabled = function(a) {\n  if (axs.browserUtils.matchSelector(a, "[aria-disabled=true], [aria-disabled=true] *")) {\n    return !0;\n  }\n  if (!axs.utils.isNativelyDisableable(a) || axs.browserUtils.matchSelector(a, "fieldset>legend:first-of-type *")) {\n    return !1;\n  }\n  for (;null !== a;a = axs.utils.parentElement(a)) {\n    if (axs.utils.isNativelyDisableable(a) && a.hasAttribute("disabled")) {\n      return !0;\n    }\n  }\n  return !1;\n};\naxs.utils.isElementHidden = function(a) {\n  if (!(a instanceof a.ownerDocument.defaultView.HTMLElement)) {\n    return !1;\n  }\n  if (a.hasAttribute("chromevoxignoreariahidden")) {\n    var b = !0\n  }\n  var c = window.getComputedStyle(a, null);\n  return "none" == c.display || "hidden" == c.visibility ? !0 : a.hasAttribute("aria-hidden") && "true" == a.getAttribute("aria-hidden").toLowerCase() ? !b : !1;\n};\naxs.utils.isElementOrAncestorHidden = function(a) {\n  return axs.utils.isElementHidden(a) ? !0 : axs.utils.parentElement(a) ? axs.utils.isElementOrAncestorHidden(axs.utils.parentElement(a)) : !1;\n};\naxs.utils.isInlineElement = function(a) {\n  a = a.tagName.toUpperCase();\n  return axs.constants.InlineElements[a];\n};\naxs.utils.getRoles = function(a, b) {\n  if (!a || a.nodeType !== Node.ELEMENT_NODE || !a.hasAttribute("role") && !b) {\n    return null;\n  }\n  var c = a.getAttribute("role");\n  !c && b && (c = axs.properties.getImplicitRole(a));\n  if (!c) {\n    return null;\n  }\n  for (var c = c.split(" "), d = {roles:[], valid:!1}, e = 0;e < c.length;e++) {\n    var f = c[e], g = axs.constants.ARIA_ROLES[f], f = {name:f};\n    g && !g.abstract ? (f.details = g, d.applied || (d.applied = f), f.valid = d.valid = !0) : f.valid = !1;\n    d.roles.push(f);\n  }\n  return d;\n};\naxs.utils.getAriaPropertyValue = function(a, b, c) {\n  var d = a.replace(/^aria-/, ""), e = axs.constants.ARIA_PROPERTIES[d], d = {name:a, rawValue:b};\n  if (!e) {\n    return d.valid = !1, d.reason = \'"\' + a + \'" is not a valid ARIA property\', d;\n  }\n  e = e.valueType;\n  if (!e) {\n    return d.valid = !1, d.reason = \'"\' + a + \'" is not a valid ARIA property\', d;\n  }\n  switch(e) {\n    case "idref":\n      a = axs.utils.isValidIDRefValue(b, c), d.valid = a.valid, d.reason = a.reason, d.idref = a.idref;\n    case "idref_list":\n      a = b.split(/\\s+/);\n      d.valid = !0;\n      for (b = 0;b < a.length;b++) {\n        e = axs.utils.isValidIDRefValue(a[b], c), e.valid || (d.valid = !1), d.values ? d.values.push(e) : d.values = [e];\n      }\n      return d;\n    case "integer":\n      c = axs.utils.isValidNumber(b);\n      if (!c.valid) {\n        return d.valid = !1, d.reason = c.reason, d;\n      }\n      Math.floor(c.value) !== c.value ? (d.valid = !1, d.reason = "" + b + " is not a whole integer") : (d.valid = !0, d.value = c.value);\n      return d;\n    case "decimal":\n    ;\n    case "number":\n      c = axs.utils.isValidNumber(b);\n      d.valid = c.valid;\n      if (!c.valid) {\n        return d.reason = c.reason, d;\n      }\n      d.value = c.value;\n      return d;\n    case "string":\n      return d.valid = !0, d.value = b, d;\n    case "token":\n      return c = axs.utils.isValidTokenValue(a, b.toLowerCase()), c.valid ? (d.valid = !0, d.value = c.value) : (d.valid = !1, d.value = b, d.reason = c.reason), d;\n    case "token_list":\n      e = b.split(/\\s+/);\n      d.valid = !0;\n      for (b = 0;b < e.length;b++) {\n        c = axs.utils.isValidTokenValue(a, e[b].toLowerCase()), c.valid || (d.valid = !1, d.reason ? (d.reason = [d.reason], d.reason.push(c.reason)) : (d.reason = c.reason, d.possibleValues = c.possibleValues)), d.values ? d.values.push(c.value) : d.values = [c.value];\n      }\n      return d;\n    case "tristate":\n      return c = axs.utils.isPossibleValue(b.toLowerCase(), axs.constants.MIXED_VALUES, a), c.valid ? (d.valid = !0, d.value = c.value) : (d.valid = !1, d.value = b, d.reason = c.reason), d;\n    case "boolean":\n      return c = axs.utils.isValidBoolean(b), c.valid ? (d.valid = !0, d.value = c.value) : (d.valid = !1, d.value = b, d.reason = c.reason), d;\n  }\n  d.valid = !1;\n  d.reason = "Not a valid ARIA property";\n  return d;\n};\naxs.utils.isValidTokenValue = function(a, b) {\n  var c = a.replace(/^aria-/, "");\n  return axs.utils.isPossibleValue(b, axs.constants.ARIA_PROPERTIES[c].valuesSet, a);\n};\naxs.utils.isPossibleValue = function(a, b, c) {\n  return b[a] ? {valid:!0, value:a} : {valid:!1, value:a, reason:\'"\' + a + \'" is not a valid value for \' + c, possibleValues:Object.keys(b)};\n};\naxs.utils.isValidBoolean = function(a) {\n  try {\n    var b = JSON.parse(a);\n  } catch (c) {\n    b = "";\n  }\n  return "boolean" != typeof b ? {valid:!1, value:a, reason:\'"\' + a + \'" is not a true/false value\'} : {valid:!0, value:b};\n};\naxs.utils.isValidIDRefValue = function(a, b) {\n  return 0 == a.length ? {valid:!0, idref:a} : b.ownerDocument.getElementById(a) ? {valid:!0, idref:a} : {valid:!1, idref:a, reason:\'No element with ID "\' + a + \'"\'};\n};\naxs.utils.isValidNumber = function(a) {\n  var b = {valid:!1, value:a, reason:\'"\' + a + \'" is not a number\'};\n  if (!a) {\n    return b;\n  }\n  if (/^0x/i.test(a)) {\n    return b.reason = \'"\' + a + \'" is not a decimal number\', b;\n  }\n  a *= 1;\n  return isFinite(a) ? {valid:!0, value:a} : b;\n};\naxs.utils.isElementImplicitlyFocusable = function(a) {\n  var b = a.ownerDocument.defaultView;\n  return a instanceof b.HTMLAnchorElement || a instanceof b.HTMLAreaElement ? a.hasAttribute("href") : a instanceof b.HTMLInputElement || a instanceof b.HTMLSelectElement || a instanceof b.HTMLTextAreaElement || a instanceof b.HTMLButtonElement || a instanceof b.HTMLIFrameElement ? !a.disabled : !1;\n};\naxs.utils.values = function(a) {\n  var b = [], c;\n  for (c in a) {\n    a.hasOwnProperty(c) && "function" != typeof a[c] && b.push(a[c]);\n  }\n  return b;\n};\naxs.utils.namedValues = function(a) {\n  var b = {}, c;\n  for (c in a) {\n    a.hasOwnProperty(c) && "function" != typeof a[c] && (b[c] = a[c]);\n  }\n  return b;\n};\naxs.utils.getQuerySelectorText = function(a) {\n  if (null == a || "HTML" == a.tagName) {\n    return "html";\n  }\n  if ("BODY" == a.tagName) {\n    return "body";\n  }\n  if (a.hasAttribute) {\n    if (a.id) {\n      return "#" + a.id;\n    }\n    if (a.className) {\n      for (var b = "", c = 0;c < a.classList.length;c++) {\n        b += "." + a.classList[c];\n      }\n      var d = 0;\n      if (a.parentNode) {\n        for (c = 0;c < a.parentNode.children.length;c++) {\n          var e = a.parentNode.children[c];\n          axs.browserUtils.matchSelector(e, b) && d++;\n          if (e === a) {\n            break;\n          }\n        }\n      } else {\n        d = 1;\n      }\n      if (1 == d) {\n        return axs.utils.getQuerySelectorText(a.parentNode) + " > " + b;\n      }\n    }\n    if (a.parentNode) {\n      b = a.parentNode.children;\n      d = 1;\n      for (c = 0;b[c] !== a;) {\n        b[c].tagName == a.tagName && d++, c++;\n      }\n      c = "";\n      "BODY" != a.parentNode.tagName && (c = axs.utils.getQuerySelectorText(a.parentNode) + " > ");\n      return 1 == d ? c + a.tagName : c + a.tagName + ":nth-of-type(" + d + ")";\n    }\n  } else {\n    if (a.selectorText) {\n      return a.selectorText;\n    }\n  }\n  return "";\n};\naxs.utils.getIdReferrers = function(a, b) {\n  if (!b) {\n    return null;\n  }\n  var c = b.id, d = a.replace(/^aria-/, ""), d = axs.constants.ARIA_PROPERTIES[d];\n  if (!c || !d) {\n    return null;\n  }\n  d = d.valueType;\n  return "idref_list" === d || "idref" === d ? (c = c.replace(/\'/g, "\\\\\'"), b.ownerDocument.querySelectorAll("[" + a + "~=\'" + c + "\']")) : null;\n};\naxs.utils.getIdReferents = function(a, b) {\n  var c = [], d = a.replace(/^aria-/, ""), d = axs.constants.ARIA_PROPERTIES[d];\n  if (!d || !b.hasAttribute(a)) {\n    return c;\n  }\n  d = d.valueType;\n  if ("idref_list" === d || "idref" === d) {\n    for (var d = b.ownerDocument, e = b.getAttribute(a), e = e.split(/\\s+/), f = 0, g = e.length;f < g;f++) {\n      var h = d.getElementById(e[f]);\n      h && (c[c.length] = h);\n    }\n  }\n  return c;\n};\naxs.utils.getAriaPropertiesByValueType = function(a) {\n  var b = {}, c;\n  for (c in axs.constants.ARIA_PROPERTIES) {\n    var d = axs.constants.ARIA_PROPERTIES[c];\n    d && 0 <= a.indexOf(d.valueType) && (b[c] = d);\n  }\n  return b;\n};\naxs.utils.getSelectorForAriaProperties = function(a) {\n  a = Object.keys(a).map(function(a) {\n    return "[aria-" + a + "]";\n  });\n  a.sort();\n  return a.join(",");\n};\naxs.utils.findDescendantsWithRole = function(a, b) {\n  if (!a || !b) {\n    return [];\n  }\n  var c = axs.properties.getSelectorForRole(b);\n  if (c && (c = a.querySelectorAll(c))) {\n    c = Array.prototype.map.call(c, function(a) {\n      return a;\n    });\n  } else {\n    return [];\n  }\n  return c;\n};\naxs.properties = {};\naxs.properties.TEXT_CONTENT_XPATH = \'.//text()[normalize-space(.)!=""]/parent::*[name()!="script"]\';\naxs.properties.getFocusProperties = function(a) {\n  var b = {}, c = a.getAttribute("tabindex");\n  void 0 != c ? b.tabindex = {value:c, valid:!0} : axs.utils.isElementImplicitlyFocusable(a) && (b.implicitlyFocusable = {value:!0, valid:!0});\n  if (0 == Object.keys(b).length) {\n    return null;\n  }\n  var d = axs.utils.elementIsTransparent(a), e = axs.utils.elementHasZeroArea(a), f = axs.utils.elementIsOutsideScrollArea(a), g = axs.utils.overlappingElements(a);\n  if (d || e || f || 0 < g.length) {\n    var c = axs.utils.isElementOrAncestorHidden(a), h = {value:!1, valid:c};\n    d && (h.transparent = !0);\n    e && (h.zeroArea = !0);\n    f && (h.outsideScrollArea = !0);\n    g && 0 < g.length && (h.overlappingElements = g);\n    d = {value:c, valid:c};\n    c && (d.reason = axs.properties.getHiddenReason(a));\n    h.hidden = d;\n    b.visible = h;\n  } else {\n    b.visible = {value:!0, valid:!0};\n  }\n  return b;\n};\naxs.properties.getHiddenReason = function(a) {\n  if (!(a && a instanceof a.ownerDocument.defaultView.HTMLElement)) {\n    return null;\n  }\n  if (a.hasAttribute("chromevoxignoreariahidden")) {\n    var b = !0\n  }\n  var c = window.getComputedStyle(a, null);\n  return "none" == c.display ? {property:"display: none", on:a} : "hidden" == c.visibility ? {property:"visibility: hidden", on:a} : a.hasAttribute("aria-hidden") && "true" == a.getAttribute("aria-hidden").toLowerCase() && !b ? {property:"aria-hidden", on:a} : axs.properties.getHiddenReason(axs.utils.parentElement(a));\n};\naxs.properties.getColorProperties = function(a) {\n  var b = {};\n  (a = axs.properties.getContrastRatioProperties(a)) && (b.contrastRatio = a);\n  return 0 == Object.keys(b).length ? null : b;\n};\naxs.properties.hasDirectTextDescendant = function(a) {\n  function b() {\n    for (var b = c.evaluate(axs.properties.TEXT_CONTENT_XPATH, a, null, XPathResult.ANY_TYPE, null), e = b.iterateNext();null != e;e = b.iterateNext()) {\n      if (e === a) {\n        return !0;\n      }\n    }\n    return !1;\n  }\n  var c;\n  c = a.nodeType == Node.DOCUMENT_NODE ? a : a.ownerDocument;\n  return c.evaluate ? b() : function() {\n    for (var b = c.createTreeWalker(a, NodeFilter.SHOW_TEXT, null, !1);b.nextNode();) {\n      var e = b.currentNode, f = e.parentNode.tagName.toLowerCase();\n      if (e.nodeValue.trim() && "script" !== f && a !== e) {\n        return !0;\n      }\n    }\n    return !1;\n  }();\n};\naxs.properties.getContrastRatioProperties = function(a) {\n  if (!axs.properties.hasDirectTextDescendant(a)) {\n    return null;\n  }\n  var b = {}, c = window.getComputedStyle(a, null), d = axs.utils.getBgColor(c, a);\n  if (!d) {\n    return null;\n  }\n  b.backgroundColor = axs.color.colorToString(d);\n  var e = axs.utils.getFgColor(c, a, d);\n  b.foregroundColor = axs.color.colorToString(e);\n  a = axs.utils.getContrastRatioForElementWithComputedStyle(c, a);\n  if (!a) {\n    return null;\n  }\n  b.value = a.toFixed(2);\n  axs.utils.isLowContrast(a, c) && (b.alert = !0);\n  var f = axs.utils.isLargeFont(c) ? 3 : 4.5, c = axs.utils.isLargeFont(c) ? 4.5 : 7, g = {};\n  f > a && (g.AA = f);\n  c > a && (g.AAA = c);\n  if (!Object.keys(g).length) {\n    return b;\n  }\n  (d = axs.color.suggestColors(d, e, g)) && Object.keys(d).length && (b.suggestedColors = d);\n  return b;\n};\naxs.properties.findTextAlternatives = function(a, b, c, d) {\n  var e = c || !1;\n  c = axs.utils.asElement(a);\n  if (!c || !e && !d && axs.utils.isElementOrAncestorHidden(c)) {\n    return null;\n  }\n  if (a.nodeType == Node.TEXT_NODE) {\n    return c = {type:"text"}, c.text = a.textContent, c.lastWord = axs.properties.getLastWord(c.text), b.content = c, a.textContent;\n  }\n  a = null;\n  e || (a = axs.properties.getTextFromAriaLabelledby(c, b));\n  c.hasAttribute("aria-label") && (d = {type:"text"}, d.text = c.getAttribute("aria-label"), d.lastWord = axs.properties.getLastWord(d.text), a ? d.unused = !0 : e && axs.utils.elementIsHtmlControl(c) || (a = d.text), b.ariaLabel = d);\n  c.hasAttribute("role") && "presentation" == c.getAttribute("role") || (a = axs.properties.getTextFromHostLanguageAttributes(c, b, a, e));\n  if (e && axs.utils.elementIsHtmlControl(c)) {\n    d = c.ownerDocument.defaultView;\n    if (c instanceof d.HTMLInputElement) {\n      var f = c;\n      "text" == f.type && f.value && 0 < f.value.length && (b.controlValue = {text:f.value});\n      "range" == f.type && (b.controlValue = {text:f.value});\n    }\n    c instanceof d.HTMLSelectElement && (b.controlValue = {text:c.value});\n    b.controlValue && (d = b.controlValue, a ? d.unused = !0 : a = d.text);\n  }\n  if (e && axs.utils.elementIsAriaWidget(c)) {\n    e = c.getAttribute("role");\n    "textbox" == e && c.textContent && 0 < c.textContent.length && (b.controlValue = {text:c.textContent});\n    if ("slider" == e || "spinbutton" == e) {\n      c.hasAttribute("aria-valuetext") ? b.controlValue = {text:c.getAttribute("aria-valuetext")} : c.hasAttribute("aria-valuenow") && (b.controlValue = {value:c.getAttribute("aria-valuenow"), text:"" + c.getAttribute("aria-valuenow")});\n    }\n    if ("menu" == e) {\n      var g = c.querySelectorAll("[role=menuitemcheckbox], [role=menuitemradio]");\n      d = [];\n      for (f = 0;f < g.length;f++) {\n        "true" == g[f].getAttribute("aria-checked") && d.push(g[f]);\n      }\n      if (0 < d.length) {\n        g = "";\n        for (f = 0;f < d.length;f++) {\n          g += axs.properties.findTextAlternatives(d[f], {}, !0), f < d.length - 1 && (g += ", ");\n        }\n        b.controlValue = {text:g};\n      }\n    }\n    if ("combobox" == e || "select" == e) {\n      b.controlValue = {text:"TODO"};\n    }\n    b.controlValue && (d = b.controlValue, a ? d.unused = !0 : a = d.text);\n  }\n  d = !0;\n  c.hasAttribute("role") && (e = c.getAttribute("role"), (e = axs.constants.ARIA_ROLES[e]) && (!e.namefrom || 0 > e.namefrom.indexOf("contents")) && (d = !1));\n  (e = axs.properties.getTextFromDescendantContent(c)) && d && (d = {type:"text"}, d.text = e, d.lastWord = axs.properties.getLastWord(d.text), a ? d.unused = !0 : a = e, b.content = d);\n  c.hasAttribute("title") && (e = {type:"string", valid:!0}, e.text = c.getAttribute("title"), e.lastWord = axs.properties.getLastWord(e.lastWord), a ? e.unused = !0 : a = e.text, b.title = e);\n  return 0 == Object.keys(b).length && null == a ? null : a;\n};\naxs.properties.getTextFromDescendantContent = function(a) {\n  var b = a.childNodes;\n  a = [];\n  for (var c = 0;c < b.length;c++) {\n    var d = axs.properties.findTextAlternatives(b[c], {}, !0);\n    d && a.push(d.trim());\n  }\n  if (a.length) {\n    b = "";\n    for (c = 0;c < a.length;c++) {\n      b = [b, a[c]].join(" ").trim();\n    }\n    return b;\n  }\n  return null;\n};\naxs.properties.getTextFromAriaLabelledby = function(a, b) {\n  var c = null;\n  if (!a.hasAttribute("aria-labelledby")) {\n    return c;\n  }\n  for (var d = a.getAttribute("aria-labelledby").split(/\\s+/), e = {valid:!0}, f = [], g = [], h = 0;h < d.length;h++) {\n    var k = {type:"element"}, m = d[h];\n    k.value = m;\n    var l = document.getElementById(m);\n    l ? (k.valid = !0, k.text = axs.properties.findTextAlternatives(l, {}, !0), k.lastWord = axs.properties.getLastWord(k.text), f.push(l.textContent.trim()), k.element = l) : (k.valid = !1, e.valid = !1, k.errorMessage = {messageKey:"noElementWithId", args:[m]});\n    g.push(k);\n  }\n  0 < g.length && (g[g.length - 1].last = !0, e.values = g, e.text = f.join(" "), e.lastWord = axs.properties.getLastWord(e.text), c = e.text, b.ariaLabelledby = e);\n  return c;\n};\naxs.properties.getTextFromHostLanguageAttributes = function(a, b, c, d) {\n  if (axs.browserUtils.matchSelector(a, "img") && a.hasAttribute("alt")) {\n    var e = {type:"string", valid:!0};\n    e.text = a.getAttribute("alt");\n    c ? e.unused = !0 : c = e.text;\n    b.alt = e;\n  }\n  if (axs.browserUtils.matchSelector(a, \'input:not([type="hidden"]):not([disabled]), select:not([disabled]), textarea:not([disabled]), button:not([disabled]), video:not([disabled])\') && !d) {\n    if (a.hasAttribute("id")) {\n      d = document.querySelectorAll(\'label[for="\' + a.id + \'"]\');\n      for (var e = {}, f = [], g = [], h = 0;h < d.length;h++) {\n        var k = {type:"element"}, m = d[h], l = axs.properties.findTextAlternatives(m, {}, !0);\n        l && 0 < l.trim().length && (k.text = l.trim(), g.push(l.trim()));\n        k.element = m;\n        f.push(k);\n      }\n      0 < f.length && (f[f.length - 1].last = !0, e.values = f, e.text = g.join(" "), e.lastWord = axs.properties.getLastWord(e.text), c ? e.unused = !0 : c = e.text, b.labelFor = e);\n    }\n    d = axs.utils.parentElement(a);\n    for (e = {};d;) {\n      if ("label" == d.tagName.toLowerCase() && (f = d, f.control == a)) {\n        e.type = "element";\n        e.text = axs.properties.findTextAlternatives(f, {}, !0);\n        e.lastWord = axs.properties.getLastWord(e.text);\n        e.element = f;\n        break;\n      }\n      d = axs.utils.parentElement(d);\n    }\n    e.text && (c ? e.unused = !0 : c = e.text, b.labelWrapped = e);\n    Object.keys(b).length || (b.noLabel = !0);\n  }\n  return c;\n};\naxs.properties.getLastWord = function(a) {\n  if (!a) {\n    return null;\n  }\n  var b = a.lastIndexOf(" ") + 1, c = a.length - 10;\n  return a.substring(b > c ? b : c);\n};\naxs.properties.getTextProperties = function(a) {\n  var b = {}, c = axs.properties.findTextAlternatives(a, b, !1, !0);\n  if (0 == Object.keys(b).length && ((a = axs.utils.asElement(a)) && axs.browserUtils.matchSelector(a, "img") && (b.alt = {valid:!1, errorMessage:"No alt value provided"}, a = a.src, "string" == typeof a && (c = a.split("/").pop(), b.filename = {text:c})), !c)) {\n    return null;\n  }\n  b.hasProperties = Boolean(Object.keys(b).length);\n  b.computedText = c;\n  b.lastWord = axs.properties.getLastWord(c);\n  return b;\n};\naxs.properties.getAriaProperties = function(a) {\n  var b = {}, c = axs.properties.getGlobalAriaProperties(a), d;\n  for (d in axs.constants.ARIA_PROPERTIES) {\n    var e = "aria-" + d;\n    if (a.hasAttribute(e)) {\n      var f = a.getAttribute(e);\n      c[e] = axs.utils.getAriaPropertyValue(e, f, a);\n    }\n  }\n  0 < Object.keys(c).length && (b.properties = axs.utils.values(c));\n  f = axs.utils.getRoles(a);\n  if (!f) {\n    return Object.keys(b).length ? b : null;\n  }\n  b.roles = f;\n  if (!f.valid || !f.roles) {\n    return b;\n  }\n  for (var e = f.roles, g = 0;g < e.length;g++) {\n    var h = e[g];\n    if (h.details && h.details.propertiesSet) {\n      for (d in h.details.propertiesSet) {\n        d in c || (a.hasAttribute(d) ? (f = a.getAttribute(d), c[d] = axs.utils.getAriaPropertyValue(d, f, a), "values" in c[d] && (f = c[d].values, f[f.length - 1].isLast = !0)) : h.details.requiredPropertiesSet[d] && (c[d] = {name:d, valid:!1, reason:"Required property not set"}));\n      }\n    }\n  }\n  0 < Object.keys(c).length && (b.properties = axs.utils.values(c));\n  return 0 < Object.keys(b).length ? b : null;\n};\naxs.properties.getGlobalAriaProperties = function(a) {\n  var b = {}, c;\n  for (c in axs.constants.GLOBAL_PROPERTIES) {\n    if (a.hasAttribute(c)) {\n      var d = a.getAttribute(c);\n      b[c] = axs.utils.getAriaPropertyValue(c, d, a);\n    }\n  }\n  return b;\n};\naxs.properties.getVideoProperties = function(a) {\n  if (!axs.browserUtils.matchSelector(a, "video")) {\n    return null;\n  }\n  var b = {};\n  b.captionTracks = axs.properties.getTrackElements(a, "captions");\n  b.descriptionTracks = axs.properties.getTrackElements(a, "descriptions");\n  b.chapterTracks = axs.properties.getTrackElements(a, "chapters");\n  return b;\n};\naxs.properties.getTrackElements = function(a, b) {\n  var c = a.querySelectorAll("track[kind=" + b + "]"), d = {};\n  if (!c.length) {\n    return d.valid = !1, d.reason = {messageKey:"noTracksProvided", args:[[b]]}, d;\n  }\n  d.valid = !0;\n  for (var e = [], f = 0;f < c.length;f++) {\n    var g = {}, h = c[f].getAttribute("src"), k = c[f].getAttribute("srcLang"), m = c[f].getAttribute("label");\n    h ? (g.valid = !0, g.src = h) : (g.valid = !1, g.reason = {messageKey:"noSrcProvided"});\n    h = "";\n    m && (h += m, k && (h += " "));\n    k && (h += "(" + k + ")");\n    "" == h && (h = "[[object Object]]");\n    g.name = h;\n    e.push(g);\n  }\n  d.values = e;\n  return d;\n};\naxs.properties.getAllProperties = function(a) {\n  var b = axs.utils.asElement(a);\n  if (!b) {\n    return {};\n  }\n  var c = {};\n  c.ariaProperties = axs.properties.getAriaProperties(b);\n  c.colorProperties = axs.properties.getColorProperties(b);\n  c.focusProperties = axs.properties.getFocusProperties(b);\n  c.textProperties = axs.properties.getTextProperties(a);\n  c.videoProperties = axs.properties.getVideoProperties(b);\n  return c;\n};\n(function() {\n  function a(a) {\n    if (!a) {\n      return null;\n    }\n    var c = a.tagName;\n    if (!c) {\n      return null;\n    }\n    c = c.toUpperCase();\n    c = axs.constants.TAG_TO_IMPLICIT_SEMANTIC_INFO[c];\n    if (!c || !c.length) {\n      return null;\n    }\n    for (var d = null, e = 0, f = c.length;e < f;e++) {\n      var g = c[e];\n      if (g.selector) {\n        if (axs.browserUtils.matchSelector(a, g.selector)) {\n          return g;\n        }\n      } else {\n        d = g;\n      }\n    }\n    return d;\n  }\n  axs.properties.getImplicitRole = function(b) {\n    return (b = a(b)) ? b.role : "";\n  };\n  axs.properties.canTakeAriaAttributes = function(b) {\n    return (b = a(b)) ? !b.reserved : !0;\n  };\n})();\naxs.properties.getNativelySupportedAttributes = function(a) {\n  var b = [];\n  if (!a) {\n    return b;\n  }\n  a = a.cloneNode(!1);\n  for (var c = Object.keys(axs.constants.ARIA_TO_HTML_ATTRIBUTE), d = 0;d < c.length;d++) {\n    var e = c[d];\n    axs.constants.ARIA_TO_HTML_ATTRIBUTE[e] in a && (b[b.length] = e);\n  }\n  return b;\n};\n(function() {\n  var a = {};\n  axs.properties.getSelectorForRole = function(b) {\n    if (!b) {\n      return "";\n    }\n    if (a[b] && a.hasOwnProperty(b)) {\n      return a[b];\n    }\n    var c = [\'[role="\' + b + \'"]\'];\n    Object.keys(axs.constants.TAG_TO_IMPLICIT_SEMANTIC_INFO).forEach(function(a) {\n      var e = axs.constants.TAG_TO_IMPLICIT_SEMANTIC_INFO[a];\n      if (e && e.length) {\n        for (var f = 0;f < e.length;f++) {\n          var g = e[f];\n          if (g.role === b) {\n            if (g.selector) {\n              c[c.length] = g.selector;\n            } else {\n              c[c.length] = a;\n              break;\n            }\n          }\n        }\n      }\n    });\n    return a[b] = c.join(",");\n  };\n})();\naxs.AuditRule = function(a) {\n  for (var b = !0, c = [], d = 0;d < axs.AuditRule.requiredFields.length;d++) {\n    var e = axs.AuditRule.requiredFields[d];\n    e in a || (b = !1, c.push(e));\n  }\n  if (!b) {\n    throw "Invalid spec; the following fields were not specified: " + c.join(", ") + "\\n" + JSON.stringify(a);\n  }\n  this.name = a.name;\n  this.severity = a.severity;\n  this.relevantElementMatcher_ = a.relevantElementMatcher;\n  this.test_ = a.test;\n  this.code = a.code;\n  this.heading = a.heading || "";\n  this.url = a.url || "";\n  this.requiresConsoleAPI = !!a.opt_requiresConsoleAPI;\n};\naxs.AuditRule.requiredFields = "name severity relevantElementMatcher test code heading".split(" ");\naxs.AuditRule.NOT_APPLICABLE = {result:axs.constants.AuditResult.NA};\naxs.AuditRule.prototype.addElement = function(a, b) {\n  a.push(b);\n};\naxs.AuditRule.collectMatchingElements = function(a, b, c, d) {\n  if (a.nodeType == Node.ELEMENT_NODE) {\n    var e = a\n  }\n  e && b.call(null, e) && c.push(e);\n  if (e) {\n    var f = e.shadowRoot || e.webkitShadowRoot;\n    if (f) {\n      axs.AuditRule.collectMatchingElements(f, b, c, f);\n      return;\n    }\n  }\n  if (e && "content" == e.localName) {\n    for (var f = e.getDistributedNodes(), g = 0;g < f.length;g++) {\n      axs.AuditRule.collectMatchingElements(f[g], b, c, d);\n    }\n  } else {\n    if (e && "shadow" == e.localName) {\n      if (f = e, d) {\n        for (f = f.getDistributedNodes(), g = 0;g < f.length;g++) {\n          axs.AuditRule.collectMatchingElements(f[g], b, c, d);\n        }\n      } else {\n        console.warn("ShadowRoot not provided for", e);\n      }\n    }\n    e && "iframe" == e.localName && e.contentDocument && axs.AuditRule.collectMatchingElements(e.contentDocument, b, c, d);\n    for (a = a.firstChild;null != a;) {\n      axs.AuditRule.collectMatchingElements(a, b, c, d), a = a.nextSibling;\n    }\n  }\n};\naxs.AuditRule.prototype.run = function(a) {\n  a = a || {};\n  var b = "ignoreSelectors" in a ? a.ignoreSelectors : [], c = "maxResults" in a ? a.maxResults : null, d = [];\n  axs.AuditRule.collectMatchingElements("scope" in a ? a.scope : document, this.relevantElementMatcher_, d);\n  var e = [];\n  if (!d.length) {\n    return {result:axs.constants.AuditResult.NA};\n  }\n  for (var f = 0;f < d.length && !(null != c && e.length >= c);f++) {\n    var g = d[f], h;\n    a: {\n      h = g;\n      for (var k = 0;k < b.length;k++) {\n        if (axs.browserUtils.matchSelector(h, b[k])) {\n          h = !0;\n          break a;\n        }\n      }\n      h = !1;\n    }\n    !h && this.test_(g, a.config) && this.addElement(e, g);\n  }\n  a = {result:e.length ? axs.constants.AuditResult.FAIL : axs.constants.AuditResult.PASS, elements:e};\n  f < d.length && (a.resultsTruncated = !0);\n  return a;\n};\naxs.AuditRules = {};\n(function() {\n  var a = {}, b = {};\n  axs.AuditRules.specs = {};\n  axs.AuditRules.addRule = function(c) {\n    var d = new axs.AuditRule(c);\n    if (d.code in b) {\n      throw Error(\'Can not add audit rule with same code: "\' + d.code + \'"\');\n    }\n    if (d.name in a) {\n      throw Error(\'Can not add audit rule with same name: "\' + d.name + \'"\');\n    }\n    a[d.name] = b[d.code] = d;\n    axs.AuditRules.specs[c.name] = c;\n  };\n  axs.AuditRules.getRule = function(c) {\n    return a[c] || b[c] || null;\n  };\n  axs.AuditRules.getRules = function(b) {\n    var d = Object.keys(a);\n    return b ? d : d.map(function(a) {\n      return this.getRule(a);\n    }, axs.AuditRules);\n  };\n})();\naxs.AuditResults = function() {\n  this.errors_ = [];\n  this.warnings_ = [];\n};\ngoog.exportSymbol("axs.AuditResults", axs.AuditResults);\naxs.AuditResults.prototype.addError = function(a) {\n  "" != a && this.errors_.push(a);\n};\ngoog.exportProperty(axs.AuditResults.prototype, "addError", axs.AuditResults.prototype.addError);\naxs.AuditResults.prototype.addWarning = function(a) {\n  "" != a && this.warnings_.push(a);\n};\ngoog.exportProperty(axs.AuditResults.prototype, "addWarning", axs.AuditResults.prototype.addWarning);\naxs.AuditResults.prototype.numErrors = function() {\n  return this.errors_.length;\n};\ngoog.exportProperty(axs.AuditResults.prototype, "numErrors", axs.AuditResults.prototype.numErrors);\naxs.AuditResults.prototype.numWarnings = function() {\n  return this.warnings_.length;\n};\ngoog.exportProperty(axs.AuditResults.prototype, "numWarnings", axs.AuditResults.prototype.numWarnings);\naxs.AuditResults.prototype.getErrors = function() {\n  return this.errors_;\n};\ngoog.exportProperty(axs.AuditResults.prototype, "getErrors", axs.AuditResults.prototype.getErrors);\naxs.AuditResults.prototype.getWarnings = function() {\n  return this.warnings_;\n};\ngoog.exportProperty(axs.AuditResults.prototype, "getWarnings", axs.AuditResults.prototype.getWarnings);\naxs.AuditResults.prototype.toString = function() {\n  for (var a = "", b = 0;b < this.errors_.length;b++) {\n    0 == b && (a += "\\nErrors:\\n");\n    var c = this.errors_[b], a = a + (c + "\\n\\n");\n  }\n  for (b = 0;b < this.warnings_.length;b++) {\n    0 == b && (a += "\\nWarnings:\\n"), c = this.warnings_[b], a += c + "\\n\\n";\n  }\n  return a;\n};\ngoog.exportProperty(axs.AuditResults.prototype, "toString", axs.AuditResults.prototype.toString);\naxs.Audit = {};\naxs.AuditConfiguration = function(a) {\n  null == a && (a = {});\n  this.rules_ = {};\n  this.maxResults = this.auditRulesToIgnore = this.auditRulesToRun = this.scope = null;\n  this.withConsoleApi = !1;\n  this.showUnsupportedRulesWarning = !0;\n  for (var b in this) {\n    this.hasOwnProperty(b) && b in a && (this[b] = a[b]);\n  }\n  goog.exportProperty(this, "scope", this.scope);\n  goog.exportProperty(this, "auditRulesToRun", this.auditRulesToRun);\n  goog.exportProperty(this, "auditRulesToIgnore", this.auditRulesToIgnore);\n  goog.exportProperty(this, "withConsoleApi", this.withConsoleApi);\n  goog.exportProperty(this, "showUnsupportedRulesWarning", this.showUnsupportedRulesWarning);\n};\ngoog.exportSymbol("axs.AuditConfiguration", axs.AuditConfiguration);\naxs.AuditConfiguration.prototype = {ignoreSelectors:function(a, b) {\n  a in this.rules_ || (this.rules_[a] = {});\n  "ignore" in this.rules_[a] || (this.rules_[a].ignore = []);\n  Array.prototype.push.call(this.rules_[a].ignore, b);\n}, getIgnoreSelectors:function(a) {\n  return a in this.rules_ && "ignore" in this.rules_[a] ? this.rules_[a].ignore : [];\n}, setSeverity:function(a, b) {\n  a in this.rules_ || (this.rules_[a] = {});\n  this.rules_[a].severity = b;\n}, getSeverity:function(a) {\n  return a in this.rules_ && "severity" in this.rules_[a] ? this.rules_[a].severity : null;\n}, setRuleConfig:function(a, b) {\n  a in this.rules_ || (this.rules_[a] = {});\n  this.rules_[a].config = b;\n}, getRuleConfig:function(a) {\n  return a in this.rules_ && "config" in this.rules_[a] ? this.rules_[a].config : null;\n}};\ngoog.exportProperty(axs.AuditConfiguration.prototype, "ignoreSelectors", axs.AuditConfiguration.prototype.ignoreSelectors);\ngoog.exportProperty(axs.AuditConfiguration.prototype, "getIgnoreSelectors", axs.AuditConfiguration.prototype.getIgnoreSelectors);\naxs.Audit.unsupportedRulesWarningShown = !1;\naxs.Audit.getRulesCannotRun = function(a) {\n  return a.withConsoleApi ? [] : axs.AuditRules.getRules().filter(function(a) {\n    return a.requiresConsoleAPI;\n  }).map(function(a) {\n    return a.code;\n  });\n};\naxs.Audit.run = function(a) {\n  a = a || new axs.AuditConfiguration;\n  var b = a.withConsoleApi, c = [], d;\n  d = a.auditRulesToRun && 0 < a.auditRulesToRun.length ? a.auditRulesToRun : axs.AuditRules.getRules(!0);\n  if (a.auditRulesToIgnore) {\n    for (var e = 0;e < a.auditRulesToIgnore.length;e++) {\n      var f = a.auditRulesToIgnore[e];\n      0 > d.indexOf(f) || d.splice(d.indexOf(f), 1);\n    }\n  }\n  !axs.Audit.unsupportedRulesWarningShown && a.showUnsupportedRulesWarning && (e = axs.Audit.getRulesCannotRun(a), 0 < e.length && (console.warn("Some rules cannot be checked using the axs.Audit.run() method call. Use the Chrome plugin to check these rules: " + e.join(", ")), console.warn("To remove this message, pass an AuditConfiguration object to axs.Audit.run() and set configuration.showUnsupportedRulesWarning = false.")), axs.Audit.unsupportedRulesWarningShown = !0);\n  for (e = 0;e < d.length;e++) {\n    var f = d[e], g = axs.AuditRules.getRule(f);\n    if (g && !g.disabled && (b || !g.requiresConsoleAPI)) {\n      var h = {}, k = a.getIgnoreSelectors(g.name);\n      if (0 < k.length || a.scope) {\n        h.ignoreSelectors = k;\n      }\n      k = a.getRuleConfig(g.name);\n      null != k && (h.config = k);\n      a.scope && (h.scope = a.scope);\n      a.maxResults && (h.maxResults = a.maxResults);\n      h = g.run.call(g, h);\n      g = axs.utils.namedValues(g);\n      g.severity = a.getSeverity(f) || g.severity;\n      h.rule = g;\n      c.push(h);\n    }\n  }\n  return c;\n};\ngoog.exportSymbol("axs.Audit.run", axs.Audit.run);\naxs.Audit.auditResults = function(a) {\n  for (var b = new axs.AuditResults, c = 0;c < a.length;c++) {\n    var d = a[c];\n    d.result == axs.constants.AuditResult.FAIL && (d.rule.severity == axs.constants.Severity.SEVERE ? b.addError(axs.Audit.accessibilityErrorMessage(d)) : b.addWarning(axs.Audit.accessibilityErrorMessage(d)));\n  }\n  return b;\n};\ngoog.exportSymbol("axs.Audit.auditResults", axs.Audit.auditResults);\naxs.Audit.createReport = function(a, b) {\n  var c;\n  c = "*** Begin accessibility audit results ***\\nAn accessibility audit found " + axs.Audit.auditResults(a).toString();\n  b && (c += "\\nFor more information, please see ", c += b);\n  return c += "\\n*** End accessibility audit results ***";\n};\ngoog.exportSymbol("axs.Audit.createReport", axs.Audit.createReport);\naxs.Audit.accessibilityErrorMessage = function(a) {\n  for (var b = a.rule.severity == axs.constants.Severity.SEVERE ? "Error: " : "Warning: ", b = b + (a.rule.code + " (" + a.rule.heading + ") failed on the following " + (1 == a.elements.length ? "element" : "elements")), b = 1 == a.elements.length ? b + ":" : b + (" (1 - " + Math.min(5, a.elements.length) + " of " + a.elements.length + "):"), c = Math.min(a.elements.length, 5), d = 0;d < c;d++) {\n    var e = a.elements[d], b = b + "\\n";\n    try {\n      b += axs.utils.getQuerySelectorText(e);\n    } catch (f) {\n      b += " tagName:" + e.tagName, b += " id:" + e.id;\n    }\n  }\n  "" != a.rule.url && (b += "\\nSee " + a.rule.url + " for more information.");\n  return b;\n};\ngoog.exportSymbol("axs.Audit.accessibilityErrorMessage", axs.Audit.accessibilityErrorMessage);\naxs.AuditRules.addRule({name:"ariaOnReservedElement", heading:"This element does not support ARIA roles, states and properties", url:"https://github.com/GoogleChrome/accessibility-developer-tools/wiki/Audit-Rules#ax_aria_12", severity:axs.constants.Severity.WARNING, relevantElementMatcher:function(a) {\n  return !axs.properties.canTakeAriaAttributes(a);\n}, test:function(a) {\n  return null !== axs.properties.getAriaProperties(a);\n}, code:"AX_ARIA_12"});\naxs.AuditRules.addRule({name:"ariaOwnsDescendant", heading:"aria-owns should not be used if ownership is implicit in the DOM", url:"https://github.com/GoogleChrome/accessibility-developer-tools/wiki/Audit-Rules#ax_aria_06", severity:axs.constants.Severity.WARNING, relevantElementMatcher:function(a) {\n  return axs.browserUtils.matchSelector(a, "[aria-owns]");\n}, test:function(a) {\n  return axs.utils.getIdReferents("aria-owns", a).some(function(b) {\n    return a.compareDocumentPosition(b) & Node.DOCUMENT_POSITION_CONTAINED_BY;\n  });\n}, code:"AX_ARIA_06"});\naxs.AuditRules.addRule({name:"ariaRoleNotScoped", heading:"Elements with ARIA roles must be in the correct scope", url:"https://github.com/GoogleChrome/accessibility-developer-tools/wiki/Audit-Rules#ax_aria_09", severity:axs.constants.Severity.SEVERE, relevantElementMatcher:function(a) {\n  return axs.browserUtils.matchSelector(a, "[role]");\n}, test:function(a) {\n  var b = axs.utils.getRoles(a);\n  if (!b || !b.applied) {\n    return !1;\n  }\n  b = b.applied.details.scope;\n  if (!b || 0 === b.length) {\n    return !1;\n  }\n  for (var c = a;c = c.parentNode;) {\n    var d = axs.utils.getRoles(c, !0);\n    if (d && d.applied && 0 <= b.indexOf(d.applied.name)) {\n      return !1;\n    }\n  }\n  if (a = axs.utils.getIdReferrers("aria-owns", a)) {\n    for (c = 0;c < a.length;c++) {\n      if ((d = axs.utils.getRoles(a[c], !0)) && d.applied && 0 <= b.indexOf(d.applied.name)) {\n        return !1;\n      }\n    }\n  }\n  return !0;\n}, code:"AX_ARIA_09"});\naxs.AuditRules.addRule({name:"audioWithoutControls", heading:"Audio elements should have controls", url:"https://github.com/GoogleChrome/accessibility-developer-tools/wiki/Audit-Rules#ax_audio_01", severity:axs.constants.Severity.WARNING, relevantElementMatcher:function(a) {\n  return axs.browserUtils.matchSelector(a, "audio[autoplay]");\n}, test:function(a) {\n  return !a.querySelectorAll("[controls]").length && 3 < a.duration;\n}, code:"AX_AUDIO_01"});\n(function() {\n  var a = /^aria\\-/;\n  axs.AuditRules.addRule({name:"badAriaAttribute", heading:"This element has an invalid ARIA attribute", url:"https://github.com/GoogleChrome/accessibility-developer-tools/wiki/Audit-Rules#ax_aria_11", severity:axs.constants.Severity.WARNING, relevantElementMatcher:function(b) {\n    b = b.attributes;\n    for (var c = 0, d = b.length;c < d;c++) {\n      if (a.test(b[c].name)) {\n        return !0;\n      }\n    }\n    return !1;\n  }, test:function(b) {\n    b = b.attributes;\n    for (var c = 0, d = b.length;c < d;c++) {\n      var e = b[c].name;\n      if (a.test(e) && (e = e.replace(a, ""), !axs.constants.ARIA_PROPERTIES.hasOwnProperty(e))) {\n        return !0;\n      }\n    }\n    return !1;\n  }, code:"AX_ARIA_11"});\n})();\naxs.AuditRules.addRule({name:"badAriaAttributeValue", heading:"ARIA state and property values must be valid", url:"https://github.com/GoogleChrome/accessibility-developer-tools/wiki/Audit-Rules#ax_aria_04", severity:axs.constants.Severity.SEVERE, relevantElementMatcher:function(a) {\n  var b = axs.utils.getSelectorForAriaProperties(axs.constants.ARIA_PROPERTIES);\n  return axs.browserUtils.matchSelector(a, b);\n}, test:function(a) {\n  for (var b in axs.constants.ARIA_PROPERTIES) {\n    var c = "aria-" + b;\n    if (a.hasAttribute(c)) {\n      var d = a.getAttribute(c);\n      if (!axs.utils.getAriaPropertyValue(c, d, a).valid) {\n        return !0;\n      }\n    }\n  }\n  return !1;\n}, code:"AX_ARIA_04"});\naxs.AuditRules.addRule({name:"badAriaRole", heading:"Elements with ARIA roles must use a valid, non-abstract ARIA role", url:"https://github.com/GoogleChrome/accessibility-developer-tools/wiki/Audit-Rules#ax_aria_01", severity:axs.constants.Severity.SEVERE, relevantElementMatcher:function(a) {\n  return axs.browserUtils.matchSelector(a, "[role]");\n}, test:function(a) {\n  return !axs.utils.getRoles(a).valid;\n}, code:"AX_ARIA_01"});\naxs.AuditRules.addRule({name:"controlsWithoutLabel", heading:"Controls and media elements should have labels", url:"https://github.com/GoogleChrome/accessibility-developer-tools/wiki/Audit-Rules#ax_text_01", severity:axs.constants.Severity.SEVERE, relevantElementMatcher:function(a) {\n  if (!axs.browserUtils.matchSelector(a, \'input:not([type="hidden"]):not([disabled]), select:not([disabled]), textarea:not([disabled]), button:not([disabled]), video:not([disabled])\') || "presentation" == a.getAttribute("role")) {\n    return !1;\n  }\n  if (0 <= a.tabIndex) {\n    return !0;\n  }\n  for (a = axs.utils.parentElement(a);null != a;a = axs.utils.parentElement(a)) {\n    if (axs.utils.elementIsAriaWidget(a)) {\n      return !1;\n    }\n  }\n  return !0;\n}, test:function(a) {\n  if (axs.utils.isElementOrAncestorHidden(a) || "input" == a.tagName.toLowerCase() && "button" == a.type && a.value.length || "button" == a.tagName.toLowerCase() && a.textContent.replace(/^\\s+|\\s+$/g, "").length || axs.utils.hasLabel(a)) {\n    return !1;\n  }\n  a = axs.properties.findTextAlternatives(a, {});\n  return null === a || "" === a.trim() ? !0 : !1;\n}, code:"AX_TEXT_01", ruleName:"Controls and media elements should have labels"});\naxs.AuditRules.addRule({name:"duplicateId", heading:"An element\'s ID must be unique in the DOM", url:"https://github.com/GoogleChrome/accessibility-developer-tools/wiki/Audit-Rules#ax_html_02", severity:axs.constants.Severity.SEVERE, relevantElementMatcher:function(a) {\n  return axs.browserUtils.matchSelector(a, "[id]");\n}, test:function(a) {\n  var b = a.id;\n  if (!b) {\n    return !1;\n  }\n  b = "[id=\'" + b.replace(/\'/g, "\\\\\'") + "\']";\n  return 1 < a.ownerDocument.querySelectorAll(b).length;\n}, code:"AX_HTML_02"});\naxs.AuditRules.addRule({name:"focusableElementNotVisibleAndNotAriaHidden", heading:"These elements are focusable but either invisible or obscured by another element", url:"https://github.com/GoogleChrome/accessibility-developer-tools/wiki/Audit-Rules#ax_focus_01", severity:axs.constants.Severity.WARNING, relevantElementMatcher:function(a) {\n  if (!axs.browserUtils.matchSelector(a, axs.utils.FOCUSABLE_ELEMENTS_SELECTOR)) {\n    return !1;\n  }\n  if (0 <= a.tabIndex) {\n    return !0;\n  }\n  for (var b = axs.utils.parentElement(a);null != b;b = axs.utils.parentElement(b)) {\n    if (axs.utils.elementIsAriaWidget(b)) {\n      return !1;\n    }\n  }\n  a = axs.properties.findTextAlternatives(a, {});\n  return null === a || "" === a.trim() ? !1 : !0;\n}, test:function(a) {\n  if (axs.utils.isElementOrAncestorHidden(a)) {\n    return !1;\n  }\n  a.focus();\n  return !axs.utils.elementIsVisible(a);\n}, code:"AX_FOCUS_01"});\naxs.AuditRules.addRule({name:"humanLangMissing", heading:"The web page should have the content\'s human language indicated in the markup", url:"https://github.com/GoogleChrome/accessibility-developer-tools/wiki/Audit-Rules#ax_html_01", severity:axs.constants.Severity.WARNING, relevantElementMatcher:function(a) {\n  return a instanceof a.ownerDocument.defaultView.HTMLHtmlElement;\n}, test:function(a) {\n  return a.lang ? !1 : !0;\n}, code:"AX_HTML_01"});\naxs.AuditRules.addRule({name:"imagesWithoutAltText", heading:"Images should have a text alternative or presentational role", url:"https://github.com/GoogleChrome/accessibility-developer-tools/wiki/Audit-Rules#ax_text_02", severity:axs.constants.Severity.WARNING, relevantElementMatcher:function(a) {\n  return axs.browserUtils.matchSelector(a, "img") && !axs.utils.isElementOrAncestorHidden(a);\n}, test:function(a) {\n  if (a.hasAttribute("alt") && "" == a.alt || "presentation" == a.getAttribute("role")) {\n    return !1;\n  }\n  var b = {};\n  axs.properties.findTextAlternatives(a, b);\n  return 0 == Object.keys(b).length ? !0 : !1;\n}, code:"AX_TEXT_02"});\naxs.AuditRules.addRule({name:"linkWithUnclearPurpose", heading:"The purpose of each link should be clear from the link text", url:"https://github.com/GoogleChrome/accessibility-developer-tools/wiki/Audit-Rules#ax_text_04", severity:axs.constants.Severity.WARNING, relevantElementMatcher:function(a) {\n  return axs.browserUtils.matchSelector(a, "a") && !axs.utils.isElementOrAncestorHidden(a);\n}, test:function(a, b) {\n  for (var c = b || {}, d = c.blacklistPhrases || [], e = /\\s+/, f = 0;f < d.length;f++) {\n    var g = "^\\\\s*" + d[f].trim().replace(e, "\\\\s*") + "s*[^a-z]$";\n    if ((new RegExp(g, "i")).test(a.textContent)) {\n      return !0;\n    }\n  }\n  c = c.stopwords || "click tap go here learn more this page link about".split(" ");\n  d = axs.properties.findTextAlternatives(a, {});\n  if (null === d || "" === d.trim()) {\n    return !0;\n  }\n  d = d.replace(/[^a-zA-Z ]/g, "");\n  for (f = 0;f < c.length;f++) {\n    if (d = d.replace(new RegExp("\\\\b" + c[f] + "\\\\b", "ig"), ""), "" == d.trim()) {\n      return !0;\n    }\n  }\n  return !1;\n}, code:"AX_TEXT_04"});\naxs.AuditRules.addRule({name:"lowContrastElements", heading:"Text elements should have a reasonable contrast ratio", url:"https://github.com/GoogleChrome/accessibility-developer-tools/wiki/Audit-Rules#ax_color_01", severity:axs.constants.Severity.WARNING, relevantElementMatcher:function(a) {\n  return axs.properties.hasDirectTextDescendant(a) && !axs.utils.isElementDisabled(a);\n}, test:function(a) {\n  var b = window.getComputedStyle(a, null);\n  return (a = axs.utils.getContrastRatioForElementWithComputedStyle(b, a)) && axs.utils.isLowContrast(a, b);\n}, code:"AX_COLOR_01"});\naxs.AuditRules.addRule({name:"mainRoleOnInappropriateElement", heading:"role=main should only appear on significant elements", url:"https://github.com/GoogleChrome/accessibility-developer-tools/wiki/Audit-Rules#ax_aria_05", severity:axs.constants.Severity.WARNING, relevantElementMatcher:function(a) {\n  return axs.browserUtils.matchSelector(a, "[role~=main]");\n}, test:function(a) {\n  if (axs.utils.isInlineElement(a)) {\n    return !0;\n  }\n  a = axs.properties.getTextFromDescendantContent(a);\n  return !a || 50 > a.length ? !0 : !1;\n}, code:"AX_ARIA_05"});\naxs.AuditRules.addRule({name:"elementsWithMeaningfulBackgroundImage", severity:axs.constants.Severity.WARNING, relevantElementMatcher:function(a) {\n  return !axs.utils.isElementOrAncestorHidden(a);\n}, heading:"Meaningful images should not be used in element backgrounds", url:"https://github.com/GoogleChrome/accessibility-developer-tools/wiki/Audit-Rules#ax_image_01", test:function(a) {\n  if (a.textContent && 0 < a.textContent.length) {\n    return !1;\n  }\n  a = window.getComputedStyle(a, null);\n  var b = a.backgroundImage;\n  if (!b || "undefined" === b || "none" === b || 0 != b.indexOf("url")) {\n    return !1;\n  }\n  b = parseInt(a.width, 10);\n  a = parseInt(a.height, 10);\n  return 150 > b && 150 > a;\n}, code:"AX_IMAGE_01"});\naxs.AuditRules.addRule({name:"multipleAriaOwners", heading:"An element\'s ID must not be present in more that one aria-owns attribute at any time", url:"https://github.com/GoogleChrome/accessibility-developer-tools/wiki/Audit-Rules#ax_aria_07", severity:axs.constants.Severity.WARNING, relevantElementMatcher:function(a) {\n  return axs.browserUtils.matchSelector(a, "[aria-owns]");\n}, test:function(a) {\n  return axs.utils.getIdReferents("aria-owns", a).some(function(a) {\n    return 1 < axs.utils.getIdReferrers("aria-owns", a).length;\n  });\n}, code:"AX_ARIA_07"});\naxs.AuditRules.addRule({name:"multipleLabelableElementsPerLabel", heading:"A label element may not have labelable descendants other than its labeled control.", url:"https://github.com/GoogleChrome/accessibility-developer-tools/wiki/Audit-Rules#-ax_text_03--labels-should-only-contain-one-labelable-element", severity:axs.constants.Severity.SEVERE, relevantElementMatcher:function(a) {\n  return axs.browserUtils.matchSelector(a, "label");\n}, test:function(a) {\n  if (1 < a.querySelectorAll(axs.utils.LABELABLE_ELEMENTS_SELECTOR).length) {\n    return !0;\n  }\n}, code:"AX_TEXT_03"});\naxs.AuditRules.addRule({name:"nonExistentAriaRelatedElement", heading:"ARIA attributes which refer to other elements by ID should refer to elements which exist in the DOM", url:"https://github.com/GoogleChrome/accessibility-developer-tools/wiki/Audit-Rules#ax_aria_02", severity:axs.constants.Severity.SEVERE, relevantElementMatcher:function(a) {\n  var b = axs.utils.getAriaPropertiesByValueType(["idref", "idref_list"]), b = axs.utils.getSelectorForAriaProperties(b);\n  return axs.browserUtils.matchSelector(a, b);\n}, test:function(a) {\n  for (var b = axs.utils.getAriaPropertiesByValueType(["idref", "idref_list"]), b = axs.utils.getSelectorForAriaProperties(b).split(","), c = 0, d = b.length;c < d;c++) {\n    var e = b[c];\n    if (axs.browserUtils.matchSelector(a, e)) {\n      var e = e.match(/aria-[^\\]]+/)[0], f = a.getAttribute(e);\n      if (!axs.utils.getAriaPropertyValue(e, f, a).valid) {\n        return !0;\n      }\n    }\n  }\n  return !1;\n}, code:"AX_ARIA_02"});\naxs.AuditRules.addRule({name:"pageWithoutTitle", heading:"The web page should have a title that describes topic or purpose", url:"https://github.com/GoogleChrome/accessibility-developer-tools/wiki/Audit-Rules#ax_title_01", severity:axs.constants.Severity.WARNING, relevantElementMatcher:function(a) {\n  return "html" == a.tagName.toLowerCase();\n}, test:function(a) {\n  a = a.querySelector("head");\n  return a ? (a = a.querySelector("title")) ? !a.textContent : !0 : !0;\n}, code:"AX_TITLE_01"});\naxs.AuditRules.addRule({name:"requiredAriaAttributeMissing", heading:"Elements with ARIA roles must have all required attributes for that role", url:"https://github.com/GoogleChrome/accessibility-developer-tools/wiki/Audit-Rules#ax_aria_03", severity:axs.constants.Severity.SEVERE, relevantElementMatcher:function(a) {\n  return axs.browserUtils.matchSelector(a, "[role]");\n}, test:function(a) {\n  var b = axs.utils.getRoles(a);\n  if (!b.valid) {\n    return !1;\n  }\n  for (var c = 0;c < b.roles.length;c++) {\n    var d = b.roles[c].details.requiredPropertiesSet, e;\n    for (e in d) {\n      if (d = e.replace(/^aria-/, ""), !("defaultValue" in axs.constants.ARIA_PROPERTIES[d] || a.hasAttribute(e)) && 0 > axs.properties.getNativelySupportedAttributes(a).indexOf(e)) {\n        return !0;\n      }\n    }\n  }\n}, code:"AX_ARIA_03"});\n(function() {\n  function a(a) {\n    a = axs.utils.getRoles(a);\n    if (!a || !a.applied) {\n      return [];\n    }\n    a = a.applied;\n    return a.valid ? a.details.mustcontain || [] : [];\n  }\n  axs.AuditRules.addRule({name:"requiredOwnedAriaRoleMissing", heading:"Elements with ARIA roles must ensure required owned elements are present", url:"https://github.com/GoogleChrome/accessibility-developer-tools/wiki/Audit-Rules#ax_aria_08", severity:axs.constants.Severity.SEVERE, relevantElementMatcher:function(b) {\n    return axs.browserUtils.matchSelector(b, "[role]") ? 0 < a(b).length : !1;\n  }, test:function(b) {\n    if ("true" === b.getAttribute("aria-busy")) {\n      return !1;\n    }\n    for (var c = a(b), d = c.length - 1;0 <= d;d--) {\n      var e = axs.utils.findDescendantsWithRole(b, c[d]);\n      if (e && e.length) {\n        return !1;\n      }\n    }\n    b = axs.utils.getIdReferents("aria-owns", b);\n    for (d = b.length - 1;0 <= d;d--) {\n      if ((e = axs.utils.getRoles(b[d], !0)) && e.applied) {\n        for (var e = e.applied, f = c.length - 1;0 <= f;f--) {\n          if (e.name === c[f]) {\n            return !1;\n          }\n        }\n      }\n    }\n    return !0;\n  }, code:"AX_ARIA_08"});\n})();\naxs.AuditRules.addRule({name:"tabIndexGreaterThanZero", heading:"Avoid positive integer values for tabIndex", url:"https://github.com/GoogleChrome/accessibility-developer-tools/wiki/Audit-Rules#ax_focus_03", severity:axs.constants.Severity.WARNING, relevantElementMatcher:function(a) {\n  return axs.browserUtils.matchSelector(a, "[tabindex]");\n}, test:function(a) {\n  if (0 < a.tabIndex) {\n    return !0;\n  }\n}, code:"AX_FOCUS_03"});\naxs.AuditRules.addRule({name:"unfocusableElementsWithOnClick", heading:"Elements with onclick handlers must be focusable", url:"https://github.com/GoogleChrome/accessibility-developer-tools/wiki/Audit-Rules#ax_focus_02", severity:axs.constants.Severity.WARNING, opt_requiresConsoleAPI:!0, relevantElementMatcher:function(a) {\n  return a instanceof a.ownerDocument.defaultView.HTMLBodyElement || axs.utils.isElementOrAncestorHidden(a) ? !1 : "click" in getEventListeners(a) ? !0 : !1;\n}, test:function(a) {\n  return !a.hasAttribute("tabindex") && !axs.utils.isElementImplicitlyFocusable(a) && !a.disabled;\n}, code:"AX_FOCUS_02"});\n(function() {\n  var a = /^aria\\-/, b = axs.utils.getSelectorForAriaProperties(axs.constants.ARIA_PROPERTIES);\n  axs.AuditRules.addRule({name:"unsupportedAriaAttribute", heading:"This element has an unsupported ARIA attribute", url:"https://github.com/GoogleChrome/accessibility-developer-tools/wiki/Audit-Rules#ax_aria_10", severity:axs.constants.Severity.SEVERE, relevantElementMatcher:function(a) {\n    return axs.browserUtils.matchSelector(a, b);\n  }, test:function(b) {\n    var d = axs.utils.getRoles(b, !0), d = d && d.applied ? d.applied.details.propertiesSet : axs.constants.GLOBAL_PROPERTIES;\n    b = b.attributes;\n    for (var e = 0, f = b.length;e < f;e++) {\n      var g = b[e].name;\n      if (a.test(g)) {\n        var h = g.replace(a, "");\n        if (axs.constants.ARIA_PROPERTIES.hasOwnProperty(h) && !(g in d)) {\n          return !0;\n        }\n      }\n    }\n    return !1;\n  }, code:"AX_ARIA_10"});\n})();\naxs.AuditRules.addRule({name:"videoWithoutCaptions", heading:"Video elements should use <track> elements to provide captions", url:"https://github.com/GoogleChrome/accessibility-developer-tools/wiki/Audit-Rules#ax_video_01", severity:axs.constants.Severity.WARNING, relevantElementMatcher:function(a) {\n  return axs.browserUtils.matchSelector(a, "video");\n}, test:function(a) {\n  return !a.querySelectorAll("track[kind=captions]").length;\n}, code:"AX_VIDEO_01"});\n\n  return axs;\n});\n\n// Define AMD module if possible, export globals otherwise.\nif (typeof define !== \'undefined\' && define.amd) {\n  define([], fn);\n} else {\n  var axs = fn.call(this);\n}\n\n';
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