URLs on web.mit.edu and www.mit.edu behave differently:
both point at your ~/www directory. If you want
to do this as well, you'll need to create a symbolic link, like this:
If you use relative links in your homepage, you'll want to add this line to each html document you have (note the trailing slash!):
Otherwise, if you access your page via one of the latter two URLs, internal links will not function as desired.
If you lack ~/index.html, these two URL's will show a list of files in your account. Don't worry; people won't actually be able to view the files' contents, but if you want to keep the names of some files private, you can move them into your ~/Private directory. You can prevent this behavior altogether using the method described above, or by creating an empty file called index.html in your home directory, like this: