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diff --git a/ui/effects/effect-bounce.js b/ui/effects/effect-bounce.js
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+/*!
+ * jQuery UI Effects Bounce @VERSION
+ * http://jqueryui.com
+ *
+ * Copyright jQuery Foundation and other contributors
+ * Released under the MIT license.
+ * http://jquery.org/license
+ */
+
+//>>label: Bounce Effect
+//>>group: Effects
+//>>description: Bounces an element horizontally or vertically n times.
+//>>docs: http://api.jqueryui.com/bounce-effect/
+//>>demos: http://jqueryui.com/effect/
+
+( function( factory ) {
+	if ( typeof define === "function" && define.amd ) {
+
+		// AMD. Register as an anonymous module.
+		define( [
+			"jquery",
+			"../version",
+			"../effect"
+		], factory );
+	} else {
+
+		// Browser globals
+		factory( jQuery );
+	}
+}( function( $ ) {
+
+return $.effects.define( "bounce", function( options, done ) {
+	var upAnim, downAnim, refValue,
+		element = $( this ),
+
+		// defaults:
+		mode = options.mode,
+		hide = mode === "hide",
+		show = mode === "show",
+		direction = options.direction || "up",
+		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 === "up" || direction === "down" ) ? "top" : "left",
+		motion = ( direction === "up" || direction === "left" ),
+		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 === "top" ? "outerHeight" : "outerWidth" ]() / 3;
+	}
+
+	if ( show ) {
+		downAnim = { opacity: 1 };
+		downAnim[ ref ] = refValue;
+
+		// if we are showing, force opacity 0 and set the initial position
+		// then do the "first" animation
+		element
+			.css( "opacity", 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 < times; i++ ) {
+		upAnim = {};
+		upAnim[ ref ] = ( motion ? "-=" : "+=" ) + 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 ? "-=" : "+=" ) + distance;
+
+		element.animate( upAnim, speed, easing );
+	}
+
+	element.queue( done );
+
+	$.effects.unshift( element, queuelen, anims + 1 );
+} );
+
+} ) );