function AddButton_Click()
{
  location.href = (TrafficTypeHiddenField.value == 1) ? "Cargo.aspx" : "Transport.aspx";
}

function CargoMenuItem_OnClick()
{
  TrafficTypeHiddenField.value = 1;
  CargoMenuItem.className = "Default_TrafficTypeMenu_Selected";
  TransportMenuItem.className = "Default_TrafficTypeMenu";
}

function TransportMenuItem_OnClick()
{
  TrafficTypeHiddenField.value = 2;
  CargoMenuItem.className = "Default_TrafficTypeMenu";
  TransportMenuItem.className = "Default_TrafficTypeMenu_Selected";
}

function ViewAllButton_Click()
{
  location.href = (TrafficTypeHiddenField.value == 1) ? "Cargos.aspx" : "Transports.aspx";
}