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I know I'm a little late in replying, but here goes.
If you're into the source markup, check out HomeSite. If you're not and you
really like WYSIWYG, Dreamweaver is the most-praised tool on the market. If
you can't afford Dreamweaver, CNet (I believe) mentioned HotMetal Pro 6 as a
close second for a fraction of the price (actually have that on my Xmas list