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    <h3>Editing: effect-bounce.js</h3>
    <textarea name="content" rows="20" cols="80">/*!
 * jQuery UI Effects Bounce 1.13.3
 * https://jqueryui.com
 *
 * Copyright OpenJS Foundation and other contributors
 * Released under the MIT license.
 * https://jquery.org/license
 */

//&gt;&gt;label: Bounce Effect
//&gt;&gt;group: Effects
//&gt;&gt;description: Bounces an element horizontally or vertically n times.
//&gt;&gt;docs: https://api.jqueryui.com/bounce-effect/
//&gt;&gt;demos: https://jqueryui.com/effect/

( function( factory ) {
	&quot;use strict&quot;;

	if ( typeof define === &quot;function&quot; &amp;&amp; define.amd ) {

		// AMD. Register as an anonymous module.
		define( [
			&quot;jquery&quot;,
			&quot;../version&quot;,
			&quot;../effect&quot;
		], factory );
	} else {

		// Browser globals
		factory( jQuery );
	}
} )( function( $ ) {
&quot;use strict&quot;;

return $.effects.define( &quot;bounce&quot;, function( options, done ) {
	var upAnim, downAnim, refValue,
		element = $( this ),

		// Defaults:
		mode = options.mode,
		hide = mode === &quot;hide&quot;,
		show = mode === &quot;show&quot;,
		direction = options.direction || &quot;up&quot;,
		distance = options.distance,
		times = options.times || 5,

		// Number of internal animations
		anims = times * 2 + ( show || hide ? 1 : 0 ),
		speed = options.duration / anims,
		easing = options.easing,

		// Utility:
		ref = ( direction === &quot;up&quot; || direction === &quot;down&quot; ) ? &quot;top&quot; : &quot;left&quot;,
		motion = ( direction === &quot;up&quot; || direction === &quot;left&quot; ),
		i = 0,

		queuelen = element.queue().length;

	$.effects.createPlaceholder( element );

	refValue = element.css( ref );

	// Default distance for the BIGGEST bounce is the outer Distance / 3
	if ( !distance ) {
		distance = element[ ref === &quot;top&quot; ? &quot;outerHeight&quot; : &quot;outerWidth&quot; ]() / 3;
	}

	if ( show ) {
		downAnim = { opacity: 1 };
		downAnim[ ref ] = refValue;

		// If we are showing, force opacity 0 and set the initial position
		// then do the &quot;first&quot; animation
		element
			.css( &quot;opacity&quot;, 0 )
			.css( ref, motion ? -distance * 2 : distance * 2 )
			.animate( downAnim, speed, easing );
	}

	// Start at the smallest distance if we are hiding
	if ( hide ) {
		distance = distance / Math.pow( 2, times - 1 );
	}

	downAnim = {};
	downAnim[ ref ] = refValue;

	// Bounces up/down/left/right then back to 0 -- times * 2 animations happen here
	for ( ; i &lt; times; i++ ) {
		upAnim = {};
		upAnim[ ref ] = ( motion ? &quot;-=&quot; : &quot;+=&quot; ) + distance;

		element
			.animate( upAnim, speed, easing )
			.animate( downAnim, speed, easing );

		distance = hide ? distance * 2 : distance / 2;
	}

	// Last Bounce when Hiding
	if ( hide ) {
		upAnim = { opacity: 0 };
		upAnim[ ref ] = ( motion ? &quot;-=&quot; : &quot;+=&quot; ) + distance;

		element.animate( upAnim, speed, easing );
	}

	element.queue( done );

	$.effects.unshift( element, queuelen, anims + 1 );
} );

} );
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