New runlevel?

Hi all, Is it possible to create a whole new runlevel, say runlevel 7, in 8.2. I wish to leave the currently configured runlevels as they are (whilst experimenting) and be able to do what I want on a 'spare' runlevel. TIA Al -- Allister Gearon Engineering Dept. Coombe Works Derby Road Kingsbridge Devon, TQ7 1JL United Kingdom engineers@fairford.co.uk