判断用户是手机登陆还是PC登陆

if (/AppleWebKit.*Mobile/i.test(navigator.userAgent) || /Android/i.test(navigator.userAgent) || /BlackBerry/i.test(navigator.userAgent) || /IEMobile/i.test(navigator.userAgent) || (/MIDP|SymbianOS|NOKIA|SAMSUNG|LG|NEC|TCL|Alcatel|BIRD|DBTEL|Dopod|PHILIPS|HAIER|LENOVO|MOT-|Nokia|SonyEricsson|SIE-|Amoi|ZTE/.test(navigator.userAgent))) {
if (/iPad/i.test(navigator.userAgent)) {
$("#rs_js").text("iPad平板");
} else {
$("#rs_js").text("手机");
}
} else {
$("#rs_js").text("电脑");
}