if(parent.frames.length != 4)
{
  window.top.location.href="/default.htm"
}
else
{
  if(parent.frames[0].name != "ecoTECHNIC-Logo_Frame")
  {
    window.top.location.href="/default.htm"
  }
}

function ZweiFrames(URL1,F1,URL2,F2)
  {  
  parent.frames[F1].location.href=URL1;
  parent.frames[F2].location.href=URL2;
  }