window.addEvent('domready', function() {

var panelt = $('paneltnazwa');
var paneltwpis = $('paneltwpis');
var panelttogler = new Fx.Style('paneltwpis', 'height',{duration: 1000, transition: Fx.Transitions.Expo.easeOut});
var paneltefekt = new Fx.Style('paneltwpis', 'opacity');

	panelt.addEvent('click', function(){
	if(paneltwpis.getStyle('height').toInt() > 0){
	paneltefekt.start(1,0)
 	panelttogler.start(0);
	}
	else{
	paneltefekt.start(0,1)
	panelttogler.start(paneltw);
	}
	panelt.toggleClass('panelth');
	return false;
	});

paneltwpis.setStyle('display','block');

var paneltw = paneltwpis.getSize().scrollSize.y;

	}
);