      FUNCTION me_tT2qQ(S, T, U, T14, T24, S34, MT, GS, NF)
      REAL*8 S, T, U, T14, T24, S34, MT, GS, NF
      REAL*8 me_tT2qQ
      REAL*8 w(9)

      w(1)=1/(k1_k1+2*k1_k2+k2_k2)
      w(2)=k1_k3
      w(3)=k2_k4
      w(4)=k1_k4
      w(5)=k2_k3
      w(6)=k3_k4
      w(7)=w(6)*MT**2
      w(8)=w(4)*w(5)
      w(9)=w(2)*w(3)
      w(7)=w(9)+w(7)+w(8)
      w(8)=NF**2
      w(8)=w(8)-1

      me_tT2qQ = 8*GS**4*w(8)*w(7)*w(1)**2
      RETURN
      END
