var ceny = [[0,28.5],[-1,27.9],[-2,28.5],[-3,28.5]];

var litry = [[0,33.33],[-1,21],[-2,17.55],[-3,35]];

var tdatumy = {0:['13.10.2016'],1:['02.10.2016'],2:['23.09.2016'],3:['25.08.2016']};