rotation defaultrot;
rotation openrot;
rotation tempopenrot = <0.00000, 0.00000 , 0.70711, 0.70711>;    // = <0,0,PI_BY_TWO>;

initRot()
{
    defaultrot = llGetLocalRot();
    if(llGetLinkNumber() == 2)
    {
        openrot = defaultrot * tempopenrot;
    } else {
        openrot = defaultrot / tempopenrot;
    }
}

default
{
    state_entry()
    {
        initRot();
    }

    link_message(integer sender_num, integer num, string str, key id)
    {
        if(str == "open")
        {
            llSetLocalRot(openrot);
        } else {
            llSetLocalRot(defaultrot);
        }
    }
}