var ceny = [[0,36.68],[-1,36.6],[-2,35.8],[-3,35.5]];

var litry = [[0,23.17],[-1,27.7],[-2,28.69],[-3,28.87]];

var tdatumy = {0:['06.08.2013'],1:['27.07.2013'],2:['12.07.2013'],3:['30.06.2013']};