I use windows XP and am getting ready to add service pack 2. I use outlook express for my e-mail. I have version .6 of spambayes. Is this product compatible with Windows XP SP2? --- Outgoing mail is certified Virus Free. Checked by AVG anti-virus system (http://www.grisoft.com). Version: 6.0.740 / Virus Database: 494 - Release Date: 8/16/2004