performance-art.fr/sites/all/modules/gui/jqplug/js/ui/effects.transfer.js

/*
 * jQuery UI Effects Transfer 1.7.2
 *
 * Copyright (c) 2009 AUTHORS.txt (http://jqueryui.com/about)
 * Dual licensed under the MIT (MIT-LICENSE.txt)
 * and GPL (GPL-LICENSE.txt) licenses.
 *
 * http://docs.jquery.com/UI/Effects/Transfer
 *
 * Depends:
 *	effects.core.js
 */
(function($) {

$.effects.transfer = function(o) {
	return this.queue(function() {
		var elem = $(this),
			target = $(o.options.to),
			endPosition = target.offset(),
			animation = {
				top: endPosition.top,
				left: endPosition.left,
				height: target.innerHeight(),
				width: target.innerWidth()
			},
			startPosition = elem.offset(),
			transfer = $('<div class="ui-effects-transfer"></div>')
				.appendTo(document.body)
				.addClass(o.options.className)
				.css({
					top: startPosition.top,
					left: startPosition.left,
					height: elem.innerHeight(),
					width: elem.innerWidth(),
					position: 'absolute'
				})
				.animate(animation, o.duration, o.options.easing, function() {
					transfer.remove();
					(o.callback && o.callback.apply(elem[0], arguments));
					elem.dequeue();
				});
	});
};

})(jQuery);