It appears that those attachments were corrupted so I'll send them zipped together. jane +----------------------------------+---------------------------------------+ | Dr Jane Hunter | Senior Research Scientist | | DSTC Pty Ltd | Distributed Systems Technology CRC | | Level 7, General Purpose South | Tel : +61 7 3365 4310 | | The University of Queensland | Fax : +61 7 3365 4311 | | Queensland 4072, Australia | Email : [log in to unmask] | +----------------------------------+---------------------------------------+