var ceny = [[0,34.5],[-1,34.2],[-2,33.8],[-3,34.9]];

var litry = [[0,57.6],[-1,55.8],[-2,57.02],[-3,56.28]];

var tdatumy = {0:['08.04.2011'],1:['26.03.2011'],2:['12.03.2011'],3:['01.03.2011']};