var ceny = [[0,36.6],[-1,36.3],[-2,36.6],[-3,36.5]];

var litry = [[0,38.25],[-1,20.03],[-2,40.99],[-3,37]];

var tdatumy = {0:['20.02.2013'],1:['29.01.2013'],2:['03.01.2013'],3:['29.11.2012']};