On Jan 19, 2008 1:47 PM, Richard Lynch <ceo@xxxxxxxxx> wrote: > $email = str_replace(array('@', '.'), array(' AT ', ' DOT ', $email); > > This will defeat 99.9999% of spambots, and still be quite usable for > any legitimate purpose. this is a great idea; and its the same concept employed for posts to user submitted messages on the php website. regarding configuring mail clients to omit the senders address in the reply, well, this is one of those things that you just cant expect every user to do. its in the same vein as the topic dan started about the whole [SOLVED] thing. you really cant enforce anything, since some people dont care, and new people are signing up every day. obviously, there can be recommendations, but in accordance wich the basic premise of the web, if you dont want to run the risk, then dont participate. its really that simple. -nathan