Internet Explorer one of the most widely used web browsers, attaining a peak of about 95% usage share by 2003. This came after Microsoft used bundling to win the first browser war against Netscape, which was the dominant browser in the 1990s. Its usage share has since declined with the launch of Firefox (2004) and Google Chrome (2008), and with the growing popularity of operating systems such as Android and iOS that do not run Internet Explorer. Estimates for Internet Explorer's market share are about 2.88% across all platforms or by StatCounter's numbers ranked 6th, while on desktop, the only platform it's
Browser toolbar JavaScript API to interact with the Opera application and web content. In Firefox, Chrome, Safari and Opera toolbar styling is done though CSS. Some major browsers (Internet Explorer and Firefox) enable the creation of native toolbars i.e., toolbars which are directly inserted in the browser window. Examples of native toolbars are Google Toolbar and Stumbleupon Toolbar. Native toolbars use browser-specific code to create the same toolbar for each different browser version. Some toolbar developers use a different approach and make the browser extension inject a JavaScript file in every web page visited by the user. All major browsers support injected