// effect_swapper.js

// Copyright (c) 2007 Roman Weinberger - http://roman.studio78.at



// this code is freely distributable under the terms of an MIT-style license.



// effect styles

Effect.swapEffectTypes = {

	Blind: { show: 'BlindDown', hide: 'BlindUp' }, 

	Slide: { show: 'SlideDown', hide: 'SlideUp' }, 

	Appear: { show: 'Appear', hide: 'Fade' } 

}



// swap some elements ... 

Effect.SwapElements = function(element) {

	element = $(element);

	var options = Object.extend({

	    swapType:'Blind',

		swapParallel: true,

		swapContainer:'', // container for css search - add for some $$ speedup ...

		duration:'0.7'

	  }, arguments[1] || {});

	if( !options.swapParallel ) { options.queue = 'end'; }

	if( element.visible() ) {					

		eval('new Effect.'+Effect.swapEffectTypes[options.swapType]['hide']+'(element, options);');

	} else { 

		var swapClass = 'div.' + element.className;

		$$(options.swapContainer + ' ' + swapClass).each(function(e) {

			if( e.visible() ) { 

				eval('new Effect.'+Effect.swapEffectTypes[options.swapType]['hide']+'(e, options);'); 

			}

		});

		eval('new Effect.'+Effect.swapEffectTypes[options.swapType]['show']+'(element, options);');

	}

	return false;

}