function chkVote(id, buttonName){
    var voted = getCookie('vote[' + id + ']');
    if(voted==id){
        var elm          = document.getElementById(buttonName);
        elm.src          = voto3.src;
        elm.alt          = '投票済みです';
        elm.title        = elm.alt;
        elm.style.cursor = 'default';
        var str = "";
        str += "dom.event.removeEventListener";
        str += "(elm, 'mouseover', fnc_" + buttonName + "_onmouseover);";
        str += "dom.event.removeEventListener";
        str += "(elm, 'mouseout', fnc_" + buttonName + "_onmouseout);";
        str += "dom.event.removeEventListener";
        str += "(elm, 'click', fnc_" + buttonName + "_onclick);";
    }else{
        var str = "setTimeout(\"chkVote(" + id + ", ";
        str += "'" + buttonName + "')\", 1000);";
    }
    eval(str);
}