var act;		
function activar(tab)
{	
act = tab || 1;	
document.getElementById('tab'+act).className = 'active';
}
function moverse(tab)
{
document.getElementById('tab'+act).className = '';
document.getElementById("tab"+tab).className = "active";
if (tab == 1){
	location.href='http://meteoviedo.es/index.php';
} else {		
	location.href='http://meteoviedo.es/index.php?id='+tab;
}
}