javascript浏览器的终端终端设备（待优化）

function browserRedirect() {
                var sUserAgent = navigator.userAgent.toLowerCase();
                var bIsIpad = sUserAgent.match(/ipad/i) == "ipad";
                var bIsIphoneOs = sUserAgent.match(/iphone os/i) == "iphone os";
                var bIsMidp = sUserAgent.match(/midp/i) == "midp";
                var bIsUc7 = sUserAgent.match(/rv:1.2.3.4/i) == "rv:1.2.3.4";
                var bIsUc = sUserAgent.match(/ucweb/i) == "ucweb";
                var bIsAndroid = sUserAgent.match(/android/i) == "android";
                var bIsCE = sUserAgent.match(/windows ce/i) == "windows ce";
                var bIsWM = sUserAgent.match(/windows mobile/i) == "windows mobile";
                if ((bIsIpad || bIsIphoneOs || bIsMidp || bIsUc7 || bIsUc || bIsAndroid || bIsCE || bIsWM))
                {
                    $('.tarBar .btnRight').attr('href', 'weixin://');
                }
        }