var ceny = [[0,26.5],[-1,26.5],[-2,24.9],[-3,24.9]];

var litry = [[0,57.94],[-1,31.75],[-2,26.32],[-3,45.52]];

var tdatumy = {0:['20.06.2016'],1:['03.06.2016'],2:['17.05.2016'],3:['09.05.2016']};