The icon shows up (I assume it is the II one), but pressing submit just brings an error message that my E-Mail address would be incorrect, though I haven't even touched it.
Invalid Email address. Please make sure you are entering a valid email address ( A valid email address address [sic] is required in order to email your password.
Guess there is an overzealous validation routine at work. Little hint: + character is valid in E-Mail addresses [1].

Oh well, yours wouldn't be the first forum/website that gets this wrong. Just curious that it let me register with this E-Mail in the first place smile.