The 4.0 release of Opera takes the Web browser to an entirely new level. Opera 4 has been optimized from the ground up, with improved performance and ease of use the primary beneficiaries of the massive revision process. Several major new features also make their debut in Opera 4, including:
· An integrated e-mail client for sending and receiving e-mail, · An integrated newsreader for browsing Internet newsgroups, · Built-in worldwide support for 128-bit encryption technology, · An auto-completion feature for completing Web addresses, · Support for a variety of new standards and technologies (HTML 4.0, XML, SSL 2/3, CSS1/2, TLS, WML, and more), · Support for JavaScript 1.3 via the Java 2 Run-time environment, · Updated Hot List window and Opera toolbar components, · Password access control for cookies, · Support for the new Euro symbol, · Enhanced standards compliance, · Mouse wheel support, · ECMAScript support, · and much more.
The complete release notes for Opera 4 are available from the Opera Web site.