def VSR_script_time(doy,h,m,s):
  """This creates a timestamp such as VSR script files use. Example:
  In [3]: VSR_script_time(101,3,25,45)
  Out[3]: '101/03:25:45'"""
  return ("%03d" % doy)+'/'+("%02d" % h)+':'+("%02d" % m)+':'+("%02d" % s)