var ceny = [[0,31.7],[-1,31.4],[-2,31.2],[-3,29.5]];

var litry = [[0,12.48],[-1,15.4],[-2,10.37],[-3,12.07]];

var tdatumy = {0:['06.05.2010'],1:['26.04.2010'],2:['17.04.2010'],3:['09.04.2010']};