var ciudades = 'Arica,Iquique,Calama,Antofagasta,Caldera,La Serena,Valparaíso,Pudahuel,Quinta Normal,Juan Fernández,Curicó,Chillán,Concepción,Temuco,Valdivia,Osorno,Puerto Montt,Coyhaique,Balmaceda,Punta Arenas';
var tempx = '21.0,21.5,20.2,17.5,26.6,21.3,20.5,20.0,20.9,20.1,18.0,15.2,14.2,14.3,14.0,13.8,12.9,12.6,9.6,7.1';
var tempn = '12.6,13.8,1.2,9.1,6.2,4.6,10.0,1.2,3.2,13.1,8.0,5.4,5.5,5.7,3.2,2.5,2.3,-3.6,-8.9,2.6';