Opera是来自挪威的一个极为出色的网络浏览套件，具有速度快、节省系统资源、定制能力强、安全性高以及体积小等特点，目前已经是广受欢迎的浏览器之一。多文档接口 (MDI)、方便的缩放功能、整合搜索引擎、快捷键与鼠标手势、浏览历史记忆、防止 恶意弹出窗口、全屏模式、对 HTML标准的支持、整合电子邮件与新闻群组以及让用户自定义按钮、皮肤、工具栏等等，都使 Opera 多年来倍受喜爱。

Opera is known as the fastest and smallest full-featured browser, afirst choice for people using older PCs and Windows 95 and a brilliantalternative to the default IE from Microsoft. This new version has achance to actually beat IE hands-down because it has a truckload of newand exciting features. It complies to all the current web-pagestandards, it has a completely new interface (you can choose fromsingle window and multi-window view), built-in search, a downloadmanager, an advanced mail/news reader, print preview, a huge bookmarkcollection and much more in a 2Mb free package! Well, the free packagealso includes banner ads, but Opera is believed to be completely freeof spyware, unlike some of its competitors. It’s lightning fast as wellas stable and it looks gorgeous. It’s simply perfect! For a completelist of features check out the official website, there’s vastly more todiscover.

Opera, first of all, is client World Wide Web, that is the program forextraction of the information from WWW as the documents created withhelp HyperText Markup Language (language of a marking of hypertextHTML).
Low requirements to resources of system. Opera will work even on 386computer about 6 Mb of operative memory. MDI the interface. You canopen without special expenses of memory any quantity of windows insideone working window, having chosen thus a tabulared or cascade mode.

Features of "Opera for Windows without Java":
*** Efficient surfing:
- Transfer manager. View download progress and access all your downloads from one simple transfer manager window.
- Password manager. The password manager remembers your usernames and passwords so you will not have to.
- Pop-up blocking. Opera lets you control whether to block all pop-ups, or open only the ones that you have requested.
- Fast Forward. Fast Forward will detect the most likely "next page"link and greatly simplify navigation in multi-page documents such assearch results and image galleries.
- Quick preferences. Pressing F12 displays the 'Quick preferences' menuto easily switch settings such as pop-up and cookie preferences andmore.
- Voice. The voice feature allows you to control Opera's interface bytalking and to have documents read aloud. Voice is currently offered inEnglish and runs on Windows 2000 and XP.
- Trash can. If you accidentally close a tab, you can retrieve it fromthe trash can. This also works for blocked pop-ups that you may want.
- Tabbed browsing. Surf the Web easier and faster by opening multiple Web pages within the same application window.
- Integrated search. Search Google, eBay, Amazon and more with Opera'sintegrated search. You can also search directly in the address fieldusing shortcuts (e.g. "g" for Google).
- Mouse gestures. Opera supports mouse gestures, allowing you toperform certain movements with the mouse in order to access commonlyused features.
- Sessions. Save a collection of open pages as a session, for laterretrieval, or start with the pages you had open when Opera was lastclosed.
- Notes. Notes can be kept in conjunction with a Web site you want torefer to later, to remind you of any particular information you maylike to review again.
- Keyboard Shortcuts. Keyboard shortcuts - like mouse gestures - makeyour browsing faster and more efficient. Read more about all thekeyboard shortcuts in Opera.

*** Security and privacy:
- Security bar. Opera displays security information inside the addressbar, located next to the padlock icon that indicates the level ofsecurity present on a site.
- Encryption. Opera supports Secure Socket Layer (SSL) versions 2 and3, and TLS. Opera offers automatic 128-bit encryption, the highestavailable security of any Web browser.
- Delete private data. Opera can be configured to clear the history andcache when exiting, to protect your privacy. Any kind of private datacan easily be erased at any time.
- Cookie control. Opera gives you detailed control of what cookies toaccept and reject, such as allowing for different set-ups for differentservers.

*** Mail and Chat:
- Opera mail. Opera's built-in POP/IMAP E-mail client is a combinede-mail program, news reader, mailing list organizer and RSS/Atomnewsfeed reader.
- IRC chat. Communicate with people all over the world using Opera'sIRC chat client. Chat privately or in rooms, or share files with yourfriends and family.

*** Customization:
- Drag and drop. Using the 'appearance' dialog you can make Opera lookalmost any way you want. Move buttons and search fields, add and removetoolbars, and so forth.
- Skins. Opera skins can give your browser the look you want. Make thebrowser your own by giving it the icons and buttons of your choice.
- Language. Opera's user interface is translated into a multitude of languages, and the language can be changed on the fly.

*** Accessibility:
- Zoom. With Opera you can zoom the contents of any Web page from 20%-1000% using the zoom dropdown or the + and - keys.
- Text size and colors. Text size and link styling can be changed usingOpera. Text color and background color can also be customized.
- User style sheets. Opera comes with a set of ready-made style sheets,including accessibility style, that can be used to override a Website's style set completely.

*** Web development:
- Standards support. Opera prides itself in supporting all major Webstandards currently in use, including CSS 2.1, XHTML 1.1, HTML 4.01,WML 2.0, ECMAScript, DOM 2 and SVG 1.1 tiny.
- Small-screen mode. When displaying a page in small-screen mode(Shift+F11) you can see how it will look on a mobile phone or othersmall-screen device running Opera.
- Validate code. You can validate the HTML code of any Web page by pressing Ctrl+Alt+v.
- Toggle graphics and style sheets. Graphics and style sheets can be toggled on/off via Opera's menus and shortcuts.
- Info panel. The Info panel shows details about the currently openpage such as MIME type, page size, character encoding and more.
- Reload from cache. Edit the source of any open Web page and view theresult instantly by using 'Reload from cache' (Tools/Advanced).

*** Special features:
- Full-screen mode. The F11 key toggles Opera's projection mode, usingthe whole screen for browsing and, if a projection style sheet ispresent, displays 'slides' suitable for presentation.
- Kiosk mode. Registered versions of Opera supports kiosk mode - alock-down mode in which the browser can be used for unattendedinformation stands in public environments.

* Fraud protection. Opera's advanced fraud protection protects youagainst web sites that try to steal your personal information. Watchthe demo to learn how to enable this feature.
* Add your favorite search engines. Right-click on the site's search field and select "Create search" from the menu.
* Site preferences. Want to view a site in a different way or denycertain cookies? Want to block pop-ups on certain sites only? Rightclick and select "Edit site preferences".
* Improved rich text editing. Use advanced text editing features for today's most popular Web applications.
* BitTorrent. You don't need a separate BitTorrent application todownload large files. Simply click a torrent link and start thedownload.
* Content blocker. Remove ads or images - it's up to you. Right-click(CTRL-click on the Mac) on the Web page and choose "Block content".
* Widgets. Small Web applications (multimedia, newsfeeds, games andmore) that make your desktop experience more fun. Use the Widgets menuto discover new widgets and access your favorites. Visitwidgets.opera.com to learn more.
* Thumbnail preview. It is easy to have many tabs open at once inOpera. But exactly which tab had that video you wanted? Hover yourmouse on any tab to see a thumbnail preview.

更新：http://my.opera.com/desktopteam/blog/
官网：http://www.opera.com

Opera v9.51 Build 10081 Final

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