重新封装的JQuery获取浏览器信息
(function($) {// 全局系统对象window['BROWSER'] = {};BROWSER.SYS = function() {var Sys = {};var ua = navigator.userAgent.toLowerCase();var s;(s = ua.match(/msie ([\d.]+)/)) ? Sys.ie = s[1] : (s = ua.match(/firefox\/([\d.]+)/)) ? Sys.firefox = s[1] : (s = ua.match(/chrome\/([\d.]+)/)) ? Sys.chrome = s[1] : (s = ua.match(/opera.([\d.]+)/)) ? Sys.opera = s[1] : (s = ua.match(/version\/([\d.]+).*safari/)) ? Sys.safari = s[1] : 0;return Sys;}BROWSER.ShowString = function() {var str = "";var Sys = BROWSER.SYS();// 以下进行测试if (Sys.ie)str = ('Microsoft Internet Explorer : ' + Sys.ie);if (Sys.firefox)str = ('Mozilla Firefox : ' + Sys.firefox);if (Sys.chrome)str = ('Google Chrome: ' + Sys.chrome);if (Sys.opera)str = ('Opera : ' + Sys.opera);if (Sys.safari)str = ('Apple Safari : ' + Sys.safari);return str;}})(jQuery);