mcmass(1)=0.0d0
      mcmass(2)=0.0d0
      mcmass(3)=0.0d0
      mcmass(4)=0.0d0
      mcmass(5)=0.0d0
      mcmass(11)=0.0d0
      mcmass(12)=0.0d0
      mcmass(13)=0.0d0
      mcmass(14)=0.0d0
      mcmass(15)=0.0d0
      mcmass(16)=0.0d0
      mcmass(21)=0.0d0