function mascara(o,f){
    v_obj=o;
    v_fun=f;
    setTimeout("execmascara()",200);
}

function execmascara(){
    v_obj.value=v_fun(v_obj.value);
}

function phoneNono(v){
    v = v.replace(/\D/g,"");             
    v = v.replace(/^(\d{2})(\d)/g,"($1)$2"); 
    v = v.replace(/(\d)(\d{4})$/,"$1-$2");
    return v;
}