In computing, a button (sometimes known as a command button or push button) is a widget that provides the user a simple way to trigger an event, like searching for a query at a search engine, or to interact with dialog boxes, like confirming his actions. Originally, the word computing was synonymous with counting and calculating, and a science and technology that deals with the original sense of computing mathematical calculations. ... A widget (or control) is an interface component that a computer user interacts with, such as a window or a text box. ... Google search is the worlds most popular search engine. ... Example of dialog box from Microsoft Windows Dialog boxes are special windows which are used by computer programs or by the operating system to display information to the user, or to get a response if needed. ...

Description

WWW

On the World Wide Web, the term "button" (aside from the command buttons found in HTML forms) also refers to button graphics, which are typically used to advertise programs that were used to create or host the site (for example, MediaWiki sites, like Wikipedia itself, often have a "Powered by Mediawiki" button on the bottom right corner of the page), or programs that are recommended to view the site. The buttons are linked to the advertised sites. These were first popularized by Netscape and Microsoft during the browser wars. WWWs historical logo designed by Robert Cailliau The World Wide Web (WWW or simply the Web) is a global, read-write information space. ... In computing, HyperText Markup Language (HTML) is a predominant markup language for the creation of web pages. ... A form on a web page allows a user to enter data that is, typically, sent to a server for processing and to mimic the usage of paper forms. ... MediaWiki is a wiki software package licensed under the GNU General Public License. ... Wikipedia is a multilingual, Web-based free content encyclopedia project. ... Netscape Communications Corporation was the publisher of the Netscape Navigator web browser as well as many other internet and intranet client and server software products. ... The Microsoft Corporation, (NASDAQ: MSFT, HKSE: 4338) is a multinational computer technology corporation with global annual revenue of US$44. ... A rough estimation of the usage share of major web browsers by layout engines over time. ...

Button graphics are typically 88x31 pixels in size, but recently, smaller 80x15 pixels buttons have become very popular in the blogosphere. A pixel (a contraction of picture element) is one of the many tiny dots that make up the representation of a picture in a computers memory. ... Blogosphere is the collective term encompassing all blogs as a community or social network. ...