Opera 7.54 for Windows
The Fastest Browser on Earth!

Pop-up blocking, tabbed browsing, increased security and privacy, mouse gestures, Google search, password manager, zooming, and more...

E-Mail - A smarter approach

Gmail-like functionality, spam filter, spell checker, contacts management, support for newsgroups and RSS newsfeeds, and more...

Chat - Instant communication

IRC-based chat supports both private and group chats.

Easy Switch - Opera can import your existing bookmarks, contacts, and e-mails.