I got this from Outlook Express help: "To check the spelling in messages Outlook Express uses the spelling checker provided with the following Microsoft Office programs: Microsoft Word, Microsoft Excel, and Microsoft PowerPoint. If you do not have one of these programs installed, the Spelling command is not available. In the New Message window, click Spelling on the toolbar, or on the Tools menu, click Spelling. Note To customize the way your spelling checker works, on the Tools menu, click Options, and then select the Spelling tab."

firefox has one built in, for IE I have used IESpell this one here you can use pretty much on all. After the Deadline ieSpell

iespell will work for your typing into the reply boxes here and other places on line that you would need it to. It should have put a little iespell icon on your browser toolbar. I never use IE anymore but I have used IEspell for years back when I did. What version of IE are you using? click up top on help then about IE and it will tell you the version. You might try Speckie add on. this might be helpful Add Spell Checking to Internet Explorer 9

It comes with. Go to Tools at the top of your screen. Then click on Options. In the window that comes up, click on Advanced, and select the General tab. Look under Browsing, and check the last box. It says something about allowing spell checking. Ask me how I know!