SUBROUTINE user_advec_particles

!------------------------------------------------------------------------------!
! Current revisions:
! -----------------
! 
!
! Former revisions:
! -----------------
! $Id: user_advec_particles.f90 484 2010-02-05 07:36:54Z fricke $
!
! 211 2008-11-11 04:46:24Z raasch
! Former file user_interface.f90 split into one file per subroutine
!
! Description:
! ------------
! Modification of initial particles by the user.
!------------------------------------------------------------------------------!

    USE particle_attributes
    USE user

    IMPLICIT NONE

    INTEGER ::  n

!
!-- Here the user-defined actions follow
!    DO  n = 1, number_of_initial_particles
!    ENDDO

 END SUBROUTINE user_advec_particles