JS 判断移动端 ，跳转

function SetPlatForm() {
var JumpUrl = "";
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";
var ua = window.navigator.userAgent.toLowerCase();
var url = location.href.toLowerCase();
if ((bIsIpad || bIsIphoneOs || bIsMidp || bIsUc7 || bIsUc || bIsAndroid || bIsCE || bIsWM)) {
JumpUrl = url.replace(location.host.toLowerCase(), 'm.xxx.com');
window.location.href = JumpUrl;
}else{
JumpUrl = url.replace(location.host.toLowerCase(), 'www.xxx.com');
window.location.href = JumpUrl;
}
}