(function($) {
$.effects.clip = function(o) {
	return this.queue(function() {
		var el = $(this), props = ['position','top','left','height','width'];
		var mode = $.effects.setMode(el, o.options.mode || 'hide');
		var direction = o.options.direction || 'vertical';
		$.effects.save(el, props); el.show();
		var wrapper = $.effects.createWrapper(el).css({overflow:'hidden'});
		var animate = el[0].tagName == 'IMG' ? wrapper : el;
		var ref = {
			size: (direction == 'vertical') ? 'height' : 'width',
			position: (direction == 'vertical') ? 'top' : 'left'
		};
		var distance = (direction == 'vertical') ? animate.height() : animate.width();
		if(mode == 'show') { animate.css(ref.size, 0); animate.css(ref.position, distance / 2); }

		var animation = {};
		animation[ref.size] = mode == 'show' ? distance : 0;
		animation[ref.position] = mode == 'show' ? 0 : distance / 2;

		animate.animate(animation, { queue: false, duration: o.duration, easing: o.options.easing, complete: function() {
			if(mode == 'hide') el.hide();
			$.effects.restore(el, props); $.effects.removeWrapper(el);
			if(o.callback) o.callback.apply(el[0], arguments);
			el.dequeue();
		}});
	});
};
})(jQuery);