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/*!

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* jQuery UI Dialog 1.13.3

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* https://jqueryui.com

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* Copyright OpenJS Foundation and other contributors

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* Released under the MIT license.

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* https://jquery.org/license

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//>>label: Dialog

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//>>group: Widgets

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//>>description: Displays customizable dialog windows.

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//>>docs: https://api.jqueryui.com/dialog/

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//>>demos: https://jqueryui.com/dialog/

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//>>css.structure: ../../themes/base/core.css

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//>>css.structure: ../../themes/base/dialog.css

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//>>css.theme: ../../themes/base/theme.css

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( function( factory ) {

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"use strict";

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if ( typeof define === "function" && define.amd ) {

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// AMD. Register as an anonymous module.

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define( [

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"jquery",

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"./button",

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"./draggable",

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"./mouse",

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"./resizable",

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"../focusable",

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"../keycode",

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"../position",

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"../safe-active-element",

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"../safe-blur",

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"../tabbable",

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"../unique-id",

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"../version",

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"../widget"

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], factory );

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} else {

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// Browser globals

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factory( jQuery );

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}

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} )( function( $ ) {

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"use strict";

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$.widget( "ui.dialog", {

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version: "1.13.3",

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options: {

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appendTo: "body",

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autoOpen: true,

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buttons: [],

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classes: {

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"ui-dialog": "ui-corner-all",

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"ui-dialog-titlebar": "ui-corner-all"

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closeOnEscape: true,

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closeText: "Close",

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draggable: true,

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hide: null,

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height: "auto",

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maxHeight: null,

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maxWidth: null,

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minHeight: 150,

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minWidth: 150,

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modal: false,

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position: {

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my: "center",

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at: "center",

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of: window,

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collision: "fit",

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// Ensure the titlebar is always visible

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using: function( pos ) {

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var topOffset = $( this ).css( pos ).offset().top;

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if ( topOffset < 0 ) {

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$( this ).css( "top", pos.top - topOffset );

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}

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}

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resizable: true,

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show: null,

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title: null,

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width: 300,

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// Callbacks

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beforeClose: null,

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close: null,

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drag: null,

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dragStart: null,

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dragStop: null,

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focus: null,

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open: null,

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resize: null,

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resizeStart: null,

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resizeStop: null

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sizeRelatedOptions: {

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buttons: true,

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height: true,

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maxHeight: true,

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maxWidth: true,

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minHeight: true,

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minWidth: true,

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width: true

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resizableRelatedOptions: {

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maxHeight: true,

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maxWidth: true,

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minHeight: true,

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minWidth: true

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_create: function() {

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this.originalCss = {

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display: this.element[ 0 ].style.display,

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width: this.element[ 0 ].style.width,

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minHeight: this.element[ 0 ].style.minHeight,

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maxHeight: this.element[ 0 ].style.maxHeight,

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height: this.element[ 0 ].style.height

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};

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this.originalPosition = {

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parent: this.element.parent(),

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index: this.element.parent().children().index( this.element )

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};

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this.originalTitle = this.element.attr( "title" );

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if ( this.options.title == null && this.originalTitle != null ) {

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this.options.title = this.originalTitle;

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}

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// Dialogs can't be disabled

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if ( this.options.disabled ) {

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this.options.disabled = false;

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}

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this._createWrapper();

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this.element

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.show()

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.removeAttr( "title" )

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.appendTo( this.uiDialog );

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this._addClass( "ui-dialog-content", "ui-widget-content" );

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this._createTitlebar();

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this._createButtonPane();

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if ( this.options.draggable && $.fn.draggable ) {

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this._makeDraggable();

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}

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if ( this.options.resizable && $.fn.resizable ) {

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this._makeResizable();

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}

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this._isOpen = false;

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this._trackFocus();

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_init: function() {

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if ( this.options.autoOpen ) {

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this.open();

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}

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_appendTo: function() {

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var element = this.options.appendTo;

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if ( element && ( element.jquery || element.nodeType ) ) {

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return $( element );

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}

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return this.document.find( element || "body" ).eq( 0 );

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_destroy: function() {

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var next,

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originalPosition = this.originalPosition;

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this._untrackInstance();

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this._destroyOverlay();

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this.element

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.removeUniqueId()

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.css( this.originalCss )

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// Without detaching first, the following becomes really slow

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.detach();

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this.uiDialog.remove();

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if ( this.originalTitle ) {

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this.element.attr( "title", this.originalTitle );

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}

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next = originalPosition.parent.children().eq( originalPosition.index );

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// Don't try to place the dialog next to itself (#8613)

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if ( next.length && next[ 0 ] !== this.element[ 0 ] ) {

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next.before( this.element );

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} else {

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originalPosition.parent.append( this.element );

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}

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widget: function() {

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return this.uiDialog;

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disable: $.noop,

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enable: $.noop,

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close: function( event ) {

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var that = this;

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if ( !this._isOpen || this._trigger( "beforeClose", event ) === false ) {

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return;

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}

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this._isOpen = false;

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this._focusedElement = null;

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this._destroyOverlay();

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this._untrackInstance();

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if ( !this.opener.filter( ":focusable" ).trigger( "focus" ).length ) {

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// Hiding a focused element doesn't trigger blur in WebKit

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// so in case we have nothing to focus on, explicitly blur the active element

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// https://bugs.webkit.org/show_bug.cgi?id=47182

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$.ui.safeBlur( $.ui.safeActiveElement( this.document[ 0 ] ) );

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}

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this._hide( this.uiDialog, this.options.hide, function() {

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that._trigger( "close", event );

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} );

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isOpen: function() {

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return this._isOpen;

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moveToTop: function() {

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this._moveToTop();

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_moveToTop: function( event, silent ) {

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var moved = false,

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zIndices = this.uiDialog.siblings( ".ui-front:visible" ).map( function() {

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return +$( this ).css( "z-index" );

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} ).get(),

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zIndexMax = Math.max.apply( null, zIndices );

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if ( zIndexMax >= +this.uiDialog.css( "z-index" ) ) {

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this.uiDialog.css( "z-index", zIndexMax + 1 );

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moved = true;

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}

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if ( moved && !silent ) {

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this._trigger( "focus", event );

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}

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return moved;

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open: function() {

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var that = this;

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if ( this._isOpen ) {

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if ( this._moveToTop() ) {

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this._focusTabbable();

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}

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return;

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}

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this._isOpen = true;

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this.opener = $( $.ui.safeActiveElement( this.document[ 0 ] ) );

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this._size();

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this._position();

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this._createOverlay();

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this._moveToTop( null, true );

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// Ensure the overlay is moved to the top with the dialog, but only when

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// opening. The overlay shouldn't move after the dialog is open so that

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// modeless dialogs opened after the modal dialog stack properly.

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if ( this.overlay ) {

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this.overlay.css( "z-index", this.uiDialog.css( "z-index" ) - 1 );

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}

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this._show( this.uiDialog, this.options.show, function() {

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that._focusTabbable();

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that._trigger( "focus" );

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} );

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// Track the dialog immediately upon opening in case a focus event

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// somehow occurs outside of the dialog before an element inside the

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// dialog is focused (#10152)

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this._makeFocusTarget();

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this._trigger( "open" );

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_focusTabbable: function() {

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// Set focus to the first match:

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// 1. An element that was focused previously

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// 2. First element inside the dialog matching [autofocus]

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// 3. Tabbable element inside the content element

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// 4. Tabbable element inside the buttonpane

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// 5. The close button

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// 6. The dialog itself

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var hasFocus = this._focusedElement;

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if ( !hasFocus ) {

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hasFocus = this.element.find( "[autofocus]" );

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}

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if ( !hasFocus.length ) {

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hasFocus = this.element.find( ":tabbable" );

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}

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if ( !hasFocus.length ) {

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hasFocus = this.uiDialogButtonPane.find( ":tabbable" );

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}

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if ( !hasFocus.length ) {

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hasFocus = this.uiDialogTitlebarClose.filter( ":tabbable" );

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}

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if ( !hasFocus.length ) {

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hasFocus = this.uiDialog;

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}

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hasFocus.eq( 0 ).trigger( "focus" );

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_restoreTabbableFocus: function() {

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var activeElement = $.ui.safeActiveElement( this.document[ 0 ] ),

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isActive = this.uiDialog[ 0 ] === activeElement ||

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$.contains( this.uiDialog[ 0 ], activeElement );

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if ( !isActive ) {

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this._focusTabbable();

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}

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_keepFocus: function( event ) {

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event.preventDefault();

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this._restoreTabbableFocus();

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// support: IE

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// IE <= 8 doesn't prevent moving focus even with event.preventDefault()

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// so we check again later

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this._delay( this._restoreTabbableFocus );

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_createWrapper: function() {

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this.uiDialog = $( "<div>" )

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.hide()

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.attr( {

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// Setting tabIndex makes the div focusable

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tabIndex: -1,

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role: "dialog"

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} )

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.appendTo( this._appendTo() );

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this._addClass( this.uiDialog, "ui-dialog", "ui-widget ui-widget-content ui-front" );

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this._on( this.uiDialog, {

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keydown: function( event ) {

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if ( this.options.closeOnEscape && !event.isDefaultPrevented() && event.keyCode &&

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event.keyCode === $.ui.keyCode.ESCAPE ) {

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event.preventDefault();

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this.close( event );

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return;

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}

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// Prevent tabbing out of dialogs

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if ( event.keyCode !== $.ui.keyCode.TAB || event.isDefaultPrevented() ) {

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return;

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}

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var tabbables = this.uiDialog.find( ":tabbable" ),

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first = tabbables.first(),

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last = tabbables.last();

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if ( ( event.target === last[ 0 ] || event.target === this.uiDialog[ 0 ] ) &&

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!event.shiftKey ) {

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this._delay( function() {

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first.trigger( "focus" );

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} );

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event.preventDefault();

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} else if ( ( event.target === first[ 0 ] ||

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event.target === this.uiDialog[ 0 ] ) && event.shiftKey ) {

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this._delay( function() {

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last.trigger( "focus" );

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} );

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event.preventDefault();

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}

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mousedown: function( event ) {

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if ( this._moveToTop( event ) ) {

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this._focusTabbable();

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}

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}

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} );

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// We assume that any existing aria-describedby attribute means

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// that the dialog content is marked up properly

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// otherwise we brute force the content as the description

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if ( !this.element.find( "[aria-describedby]" ).length ) {

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this.uiDialog.attr( {

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"aria-describedby": this.element.uniqueId().attr( "id" )

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} );

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}

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_createTitlebar: function() {

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var uiDialogTitle;

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this.uiDialogTitlebar = $( "<div>" );

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this._addClass( this.uiDialogTitlebar,

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"ui-dialog-titlebar", "ui-widget-header ui-helper-clearfix" );

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this._on( this.uiDialogTitlebar, {

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mousedown: function( event ) {

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// Don't prevent click on close button (#8838)

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// Focusing a dialog that is partially scrolled out of view

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// causes the browser to scroll it into view, preventing the click event

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if ( !$( event.target ).closest( ".ui-dialog-titlebar-close" ) ) {

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// Dialog isn't getting focus when dragging (#8063)

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this.uiDialog.trigger( "focus" );

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}

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}

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} );

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// Support: IE

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// Use type="button" to prevent enter keypresses in textboxes from closing the

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// dialog in IE (#9312)

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this.uiDialogTitlebarClose = $( "<button type='button'></button>" )

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.button( {

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label: $( "<a>" ).text( this.options.closeText ).html(),

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icon: "ui-icon-closethick",

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showLabel: false

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} )

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.appendTo( this.uiDialogTitlebar );

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this._addClass( this.uiDialogTitlebarClose, "ui-dialog-titlebar-close" );

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this._on( this.uiDialogTitlebarClose, {

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click: function( event ) {

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event.preventDefault();

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this.close( event );

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}

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} );

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uiDialogTitle = $( "<span>" ).uniqueId().prependTo( this.uiDialogTitlebar );

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this._addClass( uiDialogTitle, "ui-dialog-title" );

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this._title( uiDialogTitle );

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this.uiDialogTitlebar.prependTo( this.uiDialog );

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this.uiDialog.attr( {

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"aria-labelledby": uiDialogTitle.attr( "id" )

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} );

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_title: function( title ) {

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if ( this.options.title ) {

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title.text( this.options.title );

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} else {

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title.html( " " );

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}

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_createButtonPane: function() {

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this.uiDialogButtonPane = $( "<div>" );

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this._addClass( this.uiDialogButtonPane, "ui-dialog-buttonpane",

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"ui-widget-content ui-helper-clearfix" );

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this.uiButtonSet = $( "<div>" )

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.appendTo( this.uiDialogButtonPane );

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this._addClass( this.uiButtonSet, "ui-dialog-buttonset" );

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this._createButtons();

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_createButtons: function() {

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var that = this,

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buttons = this.options.buttons;

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// If we already have a button pane, remove it

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this.uiDialogButtonPane.remove();

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this.uiButtonSet.empty();

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if ( $.isEmptyObject( buttons ) || ( Array.isArray( buttons ) && !buttons.length ) ) {

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this._removeClass( this.uiDialog, "ui-dialog-buttons" );

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return;

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}

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$.each( buttons, function( name, props ) {

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var click, buttonOptions;

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props = typeof props === "function" ?

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{ click: props, text: name } :

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props;

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// Default to a non-submitting button

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props = $.extend( { type: "button" }, props );

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