oes the driver control API work?</h3>
    <p>First of all your custom driver needs to be loaded/installed. There are two
       different options:</p>
    <p>(1) The normal way is to install the driver permanently,
       just like a service. If you do that, the driver will be visible to the end
       user (it's listed in the device manager, if you activate certain options).
       Furthermore the driver survives reboots. The advantage of this solution is
       that the driver doesn't play "hide and seek"