void Config(Int_t version)
{
  gSystem->Load("$(ALICE_ROOT)/lib/tgt_$(ALICE_TARGET)/libPMD");

  AliPMD *PMD = 0;
  switch (version) {
    case 0: PMD  = new AliPMDv0("PMD","normal PMD");      break;
    case 1: PMD  = new AliPMDv1("PMD", "PMDv1 detector"); break;
    case 2: PMD  = new AliPMDv2("PMD", "PMDv2 detector"); break;
  }  

//=================== PMD parameters ============================
PMD->SetPAR(1., 1., 0.8, 0.02);
PMD->SetIN(6., 18., -580., 27., 27.);
PMD->SetGEO(0.0, 0.2, 4.);
PMD->SetPadSize(0.8, 1.0, 1.0, 1.5);
}