From Bugzilla Helper: User-Agent: Mozilla/5.0 (X11; U; Linux i686; en-US; rv:1.2.1) Gecko/20030115 Description of problem: Bug 72828 from Limbo returned where KDE is "Focus follows mouse" by default. This does not match the default WM behavior of Gnome, nor earlier versions of Red Hat. Please change the default back to "Click to focus". Note that this bug was last fixed in Null last beta cycle. Version-Release number of selected component (if applicable): Phoebe2 kdebase-3.1.0.14
It's fixed in 3.1-2