I have played a little with Nvu and I must say that even if I like the way you can edit the pages in WYSIWYG mode, I don't like that you cannot see the source in the same time. I like to see that in an editor. I also didn't find it very intuitive. There should be a way to see all the html pages in a directory through a file system browser. You shouldn't be constrained to make a project in order to have the pages at hand. Another issue that concerns me is how much updated it gets. It doesn't seem to be maintained. The last version (1.0) is from June last year. It loses so many points for this issue that it really doesn't even worth to talk about it anymore. Amaya on the other hand lets you see the source while you modify the pages in WYSIWYG mode. This tool is highly maintained; it reached version 9.5 this April. It started in 1996 as a HTML + CSS style sheets editor. But become much powerful over the years. And the main thing is that it's powered by W3C, the web...
GTD, hacks, theater, Java and ... triphop-music, from Limassol, Cyprus