var ceny = [[0,31.3],[-1,34.1],[-2,33.4],[-3,31.2]];

var litry = [[0,30.37],[-1,35],[-2,43.76],[-3,51.03]];

var tdatumy = {0:['01.07.2008'],1:['25.06.2008'],2:['18.06.2008'],3:['11.06.2008']};