Purchase includes free access to book updates online and a free trial membership in the publisher's book club where you can select from more than a million books without charge. Chapters: Refreshable Braille Display, Features of the Opera Web Browser, Freetrack, Jaws, Mouse Keys, Ivona, Disabled Children's Computer Group, Freedom Machines, Festival Speech Synthesis System, Switch Access, Datahand, Accessapps, Magnifier, Dolphin Computer Access, Freetts, Fire Vox, Stickykeys, Orca, Virtual Magnifying Glass, Gnome Speech, Kde Accessibility Project, Half-Keyboard, Slow Keys, Bounce Keys. Excerpt: This article is about the features of the Opera web browser. Opera was designed to run well even on low-end and small computers, and with a commitment to computer accessibility for users who may have visual or mobility impairments. It is possible to control nearly every aspect of the browser using only the keyboard, and the default keyboard shortcuts can be modified to suit the user. Opera also supports the use of access keys to allow a computer user to immediately jump to a specific part of a web page via the keyboard. Opera was also one of the first browsers to support mouse gestures, allowing patterns of mouse movement to trigger browser actions, such as "back" or "refresh". A "Fit to Window" feature that relies on technology similar to Opera Mini's Small Screen Rendering (SSR), allowing websites to fit within a smaller screen without the need for horizontal scrolling. Opera offers true page zooming. Instead of just making the text bigger, this feature expands all page elements, including text, images, videos, and other content such as Macromedia Flash, Java and Scalable Vector Graphics to be increased or decreased in size (20% to 1000%) to help those with impaired vision. User stylesheets may also be used to do this and to enable high contrast coloured fonts. True page zooming prevents inconsistencies that occur when regular text e. More:
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