def usage(err=''):
    """  Prints the Usage() statement for the program    """
    m = '%s\n' %err
    m += '  Default usage is to search for zombies then exit\n'
    m += ' '
    m += '    killZombies -p <program> -t <max no CPU seconds> do\n'
    m += '      or\n'
    m += '    killZombies -p python2.3 -t 600 do\n'
    return m