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* jQuery UI Effects Fold 1.10.3
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* Copyright 2013 jQuery Foundation and other contributors
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* Released under the MIT license.
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* http://jquery.org/license
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* http://api.jqueryui.com/fold-effect/
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(function( $, undefined ) {
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$.effects.effect.fold = function( o, done ) {
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props = [ "position", "top", "bottom", "left", "right", "height", "width" ],
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mode = $.effects.setMode( el, o.mode || "hide" ),
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show = mode === "show",
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hide = mode === "hide",
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percent = /([0-9]+)%/.exec( size ),
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horizFirst = !!o.horizFirst,
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widthFirst = show !== horizFirst,
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ref = widthFirst ? [ "width", "height" ] : [ "height", "width" ],
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duration = o.duration / 2,
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$.effects.save( el, props );
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wrapper = $.effects.createWrapper( el ).css({
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distance = widthFirst ?
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[ wrapper.width(), wrapper.height() ] :
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[ wrapper.height(), wrapper.width() ];
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size = parseInt( percent[ 1 ], 10 ) / 100 * distance[ hide ? 0 : 1 ];
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wrapper.css( horizFirst ? {
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animation1[ ref[ 0 ] ] = show ? distance[ 0 ] : size;
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animation2[ ref[ 1 ] ] = show ? distance[ 1 ] : 0;
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.animate( animation1, duration, o.easing )
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.animate( animation2, duration, o.easing, function() {
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$.effects.restore( el, props );
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$.effects.removeWrapper( el );