var ceny = [[0,30.8],[-1,29.9],[-2,29.9],[-3,27.3]];

var litry = [[0,49.6],[-1,44.8],[-2,48.3],[-3,42.8]];

var tdatumy = {0:['20.03.2010'],1:['30.01.2010'],2:['23.01.2010'],3:['23.12.2009']};