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Returns the version of Windows Internet Explorer or a -1 (indicating the use of another browser).
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// Returns the version of Windows Internet Explorer or a -1 // (indicating the use of another browser). function getInternetExplorerVersion() { var rv = -1; // Return value assumes failure. if (navigator.appName == 'Microsoft Internet Explorer') { var ua = navigator.userAgent; var re = new RegExp("MSIE ([0-9]{1,}[\.0-9]{0,})"); if (re.exec(ua) != null) rv = parseFloat( RegExp.$1 ); } return rv; }
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