<form method="post" >

    <input type="text" name="login_name" id="login_name" class="pole1"/>

    <input type="password" name="login_password" id="login_password" class="pole2"/>
    <button class="fbutton2" onclick="submit();" type="submit"></button>
    <input name="login" type="hidden" id="login" value="submit" />
</form>
</div>
</div>