PARAMETER (Ndens =400) ! size of surface density map
      PARAMETER (RsurfD=10.e-3) ! radius of domain for surf Density
      PARAMETER (nfilter = 100) ! number of particles inside filter
                                ! It defines smoothing radius
c      PARAMETER (iZflag = 0)    ! =0 for x-y, =1 for x-z 
c      PARAMETER (iDMflag = 0)   ! =0 for disk, =1 for DM 
      PARAMETER (dslice  = 5.e-3) ! thicknes of projected slice
      COMMON/PROJMAP/SURFD(Ndens,Ndens),xoffset,yoffset,zoffset,Sstep
      COMMON /Flags/iZflag,iDMflag