var type2 = 1;
		
// Imposta effetti
var mappa21 = new Fx.Style('mappa21', 'opacity', {  duration: 500, onComplete:
	function() {  
		settings2(1);
		$('zoom21').onmousedown = function () {  zoom_2(2, 1);  }	    		
	} 
} );		

var mappa22 = new Fx.Style('mappa22', 'opacity', {  duration: 500, onComplete:
	function() {  
		settings2(2); 
		if (type2 == 1)  {
			$('zoom21').onmousedown = function () {  zoom_2(3, 1);  }
			$('zoom22').onmousedown = function () {  zoom_2(1, 2);  } 
		}
		else  {
			$('zoom21').onmousedown = function () {  zoom_2(2, 1);  }	
		}
	} 
} );

var mappa23 = new Fx.Style('mappa23', 'opacity', {  duration: 500, onComplete:
	function() {  
		settings2(3);  
		if (type2 == 1)  {
			$('zoom21').onmousedown = function () {  zoom_2(4, 1);  }
			$('zoom22').onmousedown = function () {  zoom_2(2, 2);  }
		}
		else  {
			$('zoom21').onmousedown = function () {  zoom_2(3, 1);  }
			$('zoom22').onmousedown = function () {  zoom_2(1, 2);  }
		}
	} 
} );

var mappa24 = new Fx.Style('mappa24', 'opacity', {  duration: 500, onComplete:
	function() {  
		settings2(4); 
		if (type2 == 1)  {
			$('zoom22').onmousedown = function () {  zoom_2(3, 2);  }
		}
		else  {
			$('zoom21').onmousedown = function () {  zoom_2(4, 1);  }
			$('zoom22').onmousedown = function () {  zoom_2(2, 2);  }
		}
	} 
} );

function zoom_2(num, tipo)  {
	
	$('zoom21').onmousedown = null;
	$('zoom22').onmousedown = null;			
	
	type2 = tipo; 
	
	if (tipo == 1)  {
		eval('mappa2' + num).start(0, 1);
	}
	else  {
		eval('mappa2' + (num)).set(1);
		eval('mappa2' + (num + 1)).start(1, 0);
	}
		
}

function settings2(num)  {

	if (type2 == 2)  {
		num = num - 1;
	}
	for (i = 1; i <= 4; i++)  {
		if (i != num)  {
			eval('mappa2' + (i)).hide();
		}
	}

}