Eliminar rebote de Google Analytics con JS [Israel Pérez]

var ref = document.referrer;
var siteurl = window.location.href;


if (document.referrer.indexOf("google") > 0){

    if (ref.indexOf(siteurl)!= -1){
    }
    else{
    (function(window, location) {
    history.replaceState(null, document.title, location.pathname+"#!/auth");
    history.pushState(null, document.title, location.pathname);

    window.addEventListener("popstate", function() {
    if(location.hash === "#!/auth") {
    history.replaceState(null, document.title, location.pathname);
    setTimeout(function(){
    window.location.href = window.location.protocol + "//" + window.location.hostname + "/random";
    },0);
    }
    }, false);
    }(window, location));
    }

}