Can you post the DDL for the tables and a couple of sample rows and what you would like inserted into the logging table?
This information will help when writing the trigger.
If you need a how to on posting DDL and Sample data check out the first link in my signature.
For performance Issues see how we like them posted here: How to Post Performance Problems - Gail Shaw[/url]
Need to Split some strings? Jeff Moden's DelimitedSplit8K[/url]
Jeff Moden's Cross tab and Pivots Part 1[/url]
Jeff Moden's Cross tab and Pivots Part 2[/url]