nav=((document.layers)?true:false);
iex=((document.all)?true:false);
dom=((document.getElementById)?true:false);
opera=((window.opera)?true:false);
if(opera) iex=false; //ignore opera's spoofing

function show()
{ 
//  return true;
  if(dom) document.getElementById('weather').style.visibility='visible';
  if(iex) weather.style.visibility='visible';
  if(nav) document.weather.visibility='show';
}

function hide()
{ 
//  return true;
  if(dom) document.getElementById('weather').style.visibility='hidden';
  if(iex) weather.style.visibility='hidden';
  if(nav) document.weather.visibility='hidden';
}

function trans(id, lang, f)
{ src="http://www.hh-holidays.de/backroom/portugal/translation.php?id="+id+"&lang="+lang+"&f="+f;
  trg="_blank";
  if(f==1)
  { w=300; 
    h=260;
  }
  else
  { w=450;
    h=300;
  }
  window.open(src,trg,'toolbar=no,location=no,scrolling=yes,directories=no,status=no,menubar=no,scrollbars=yes,resizable=no,width='+w+',height='+h);
}