var performingmedia_rules = {
	'#openArchivi' : function(element){
		element.onclick = function(){
			var targetDiv = $('Archivi');
			new Effect.BlindDown(targetDiv,{duration: 0.5});
			new Effect.Fade(this);
			Effect.Appear('closeArchivi', {delay: 1});
		}
	},
	'#closeArchivi' : function(element){
		element.onclick = function(){
			var targetDiv = $('Archivi');
			new Effect.BlindUp(targetDiv,{duration: 0.5});
			new Effect.Fade(this); 
			Effect.Appear('openArchivi', {delay: 1});
		}
	}
};

Behaviour.register(performingmedia_rules);