function zeigen(s_1,s_2)
{
parent.linkerframe.location = s_1;
parent.rechtshaupt.location = s_2;
}

function drei(s_1,s_2,s_3)
{
parent.oben_naviframe.location = s_1;
parent.linkerframe.location = s_2;
parent.rechtshaupt.location = s_3;
}