Serif WebPlus is good, and easy to use.
The 'Starter Edition' has a 5 page limit, but that's good enough for manybusines websites:
http://www.serif.com/web-design-software/
The current full version of Serif WebPlus costs £81.69 but older 'full' versions often appear on the cover disks of computer magazines.
NetObjects Fusion is a well-regarded program, which is used by many professional website designers. It's not cheap but there's a free version available, which might well meet your needs:
http://netobjects.com/html/essentials.html
Chris