### Měna
meny=nactiListek()

menaVar = IntVar()
menaVar.set(0)
menaRam = LabelFrame(okno, text="Měna", padx=5, pady=5)
menaRam.pack(anchor=W)

for n,item in enumerate(meny):
    Radiobutton(menaRam,text=item[0], variable=menaVar, value=n).pack(anchor=W)
