var ceny = [[0,31.7],[-1,31.5],[-2,31.9],[-3,29.9]];

var litry = [[0,43.47],[-1,40.56],[-2,38.84],[-3,44]];

var tdatumy = {0:['19.09.2008'],1:['05.09.2008'],2:['12.08.2008'],3:['01.08.2008']};