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- (function(jQuery) {
-
- if (jQuery.browser)
- return;
-
- jQuery.browser = {};
- jQuery.browser.mozilla = false;
- jQuery.browser.webkit = false;
- jQuery.browser.opera = false;
- jQuery.browser.msie = false;
-
- var nAgt = navigator.userAgent;
- jQuery.browser.name = navigator.appName;
- jQuery.browser.fullVersion = '' + parseFloat(navigator.appVersion);
- jQuery.browser.majorVersion = parseInt(navigator.appVersion, 10);
- var nameOffset, verOffset, ix;
-
- // In Opera, the true version is after "Opera" or after "Version"
- if ((verOffset = nAgt.indexOf("Opera")) != -1) {
- jQuery.browser.opera = true;
- jQuery.browser.name = "Opera";
- jQuery.browser.fullVersion = nAgt.substring(verOffset + 6);
- if ((verOffset = nAgt.indexOf("Version")) != -1)
- jQuery.browser.fullVersion = nAgt.substring(verOffset + 8);
- }
- // In MSIE, the true version is after "MSIE" in userAgent
- else if ((verOffset = nAgt.indexOf("MSIE")) != -1) {
- jQuery.browser.msie = true;
- jQuery.browser.name = "Microsoft Internet Explorer";
- jQuery.browser.fullVersion = nAgt.substring(verOffset + 5);
- }
- // In Chrome, the true version is after "Chrome"
- else if ((verOffset = nAgt.indexOf("Chrome")) != -1) {
- jQuery.browser.webkit = true;
- jQuery.browser.name = "Chrome";
- jQuery.browser.fullVersion = nAgt.substring(verOffset + 7);
- }
- // In Safari, the true version is after "Safari" or after "Version"
- else if ((verOffset = nAgt.indexOf("Safari")) != -1) {
- jQuery.browser.webkit = true;
- jQuery.browser.name = "Safari";
- jQuery.browser.fullVersion = nAgt.substring(verOffset + 7);
- if ((verOffset = nAgt.indexOf("Version")) != -1)
- jQuery.browser.fullVersion = nAgt.substring(verOffset + 8);
- }
- // In Firefox, the true version is after "Firefox"
- else if ((verOffset = nAgt.indexOf("Firefox")) != -1) {
- jQuery.browser.mozilla = true;
- jQuery.browser.name = "Firefox";
- jQuery.browser.fullVersion = nAgt.substring(verOffset + 8);
- }
- // In most other browsers, "name/version" is at the end of userAgent
- else if ((nameOffset = nAgt.lastIndexOf(' ') + 1) < (verOffset = nAgt
- .lastIndexOf('/'))) {
- jQuery.browser.name = nAgt.substring(nameOffset, verOffset);
- jQuery.browser.fullVersion = nAgt.substring(verOffset + 1);
- if (jQuery.browser.name.toLowerCase() == jQuery.browser.name
- .toUpperCase()) {
- jQuery.browser.name = navigator.appName;
- }
- }
- // trim the fullVersion string at semicolon/space if present
- if ((ix = jQuery.browser.fullVersion.indexOf(";")) != -1)
- jQuery.browser.fullVersion = jQuery.browser.fullVersion
- .substring(0, ix);
- if ((ix = jQuery.browser.fullVersion.indexOf(" ")) != -1)
- jQuery.browser.fullVersion = jQuery.browser.fullVersion
- .substring(0, ix);
-
- jQuery.browser.majorVersion = parseInt('' + jQuery.browser.fullVersion, 10);
- if (isNaN(jQuery.browser.majorVersion)) {
- jQuery.browser.fullVersion = '' + parseFloat(navigator.appVersion);
- jQuery.browser.majorVersion = parseInt(navigator.appVersion, 10);
- }
- jQuery.browser.version = jQuery.browser.majorVersion;
- })(jQuery);
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