function showhide(id,id1){

	document.getElementById('a1').className="";
	
	document.getElementById('a2').className="";	
	
	document.getElementById('a3').className="";
	
	document.getElementById(id1).className="active";
	
	document.getElementById('activities').style.display ='none';

	document.getElementById('accomodation').style.display ='none';
	
	document.getElementById('restaurants').style.display ='none';
		
	document.getElementById(id).style.display ='block';
	
}