var ceny = [[0,24.9],[-1,28.5],[-2,26.3],[-3,28.9]];

var litry = [[0,27.44],[-1,35.1],[-2,19.77],[-3,34.63]];

var tdatumy = {0:['12.07.2009'],1:['12.07.2009'],2:['07.07.2009'],3:['06.07.2009']};