Thanks Tracey I'll take a look

Nick

>I just saw your message today Nicholas. Here are some links you might find interesting:
>
>http://docs.sun.com/db/doc/806-6867
>http://www.flipcode.com/tutorials/tut_mthread.shtml
>http://www.cs.mtu.edu/~shene/NSF-3/e-Book/
>http://www.dotnetspider.com/Technology/KBPages/416.aspx
>http://www.oreilly.com/catalog/multithread/excerpt/ch01.html
>
>>Hi
>>
>>can anyone point me at a basic explanation of the differences between these and how they would be used.
>>
>>
>>Thanks
>>
>>
>>Nick Mason