判断是否来自手机移动端的访问，并跳转（原）
var browserName_ = navigator.userAgent ;if(browserName_.indexOf("iPad")<0&&browserName_.indexOf("Windows NT")<0&&browserName_.indexOf("Macintosh")<0){if(browserName_.indexOf("Linux")>0){if(browserName_.indexOf("Mobile")>0||browserName_.indexOf("U;")>0){ location.href="http://xxx.xxx.com/";}}else{location.href="http://xxx.xxx.com/";}} ?