Cool thing about Firefox 2.0 and posting on i-club is that one of the latest Firefox features is the spell check integration. It underlines words that can't be recognized, in another "word", the misspells.

 

ok, so i went firefox 2. its still a memory hog, but these extensions make it worthwhile..,:

noscript (control which domains can execute javascript, java, flash and other plugins) https://addons.mozilla.org/firefox/722/

flashgot (download manager, works with reget and other programs) https://addons.mozilla.org/firefox/220/

imagebot (image manager for uploading to imageshack and
photobucket) https://addons.mozilla.org/firefox/1174/

videodownloader (rip and d/l videos to your computer from sites like youtube, google video, metacafe, myspace and more) https://addons.mozilla.org/firefox/2390/