/* Landwahl-Startseite */

function resetWorld(){ /* welt zurücksetzen */
  divs=document.getElementsByTagName('div');
  for(i=0; i<=divs.length-1; i++){
    divs[i].style.zIndex="0";    
    divs[i].style.visibility="hidden";
  }
  document.getElementById("world").style.zIndex="1";
  document.getElementById("world").style.visibility="visible";
}
function resetEurope(){ /* europa zurücksetzen */
  divs=document.getElementsByTagName('div');
  for(i=0; i<=divs.length-1; i++){
    divs[i].style.zIndex="0";    
    divs[i].style.visibility="hidden";
  }
  document.getElementById("europe_map").style.zIndex="1";
  document.getElementById("europe_map").style.visibility="visible";
}
function resetAmerica(){ /* europa zurücksetzen */
  divs=document.getElementsByTagName('div');
  for(i=0; i<=divs.length-1; i++){
    divs[i].style.zIndex="0";    
    divs[i].style.visibility="hidden";
  }
  document.getElementById("america_map").style.zIndex="1";
  document.getElementById("america_map").style.visibility="visible";
}
function checkEOff(){ /* welt verlassen, welt hidden... */
  if(document.getElementById('world').style.visibility=='visible'){
    document.getElementById('world').style.visibility='hidden';
    document.getElementById('world').style.zIndex='0';
  }
  if(document.getElementById('europe').style.visibility=='visible'){
    document.getElementById('europe').style.visibility='hidden';
    document.getElementById('europe').style.zIndex='0';
  }
  if(document.getElementById('america').style.visibility=='visible'){
    document.getElementById('america').style.visibility='hidden';
    document.getElementById('america').style.zIndex='0';
  }
}
function checkEOff(){ /* welt verlassen, welt hidden... */
  if(document.getElementById('world').style.visibility=='visible'){
    document.getElementById('world').style.visibility='hidden';
    document.getElementById('world').style.zIndex='0';
  }
  if(document.getElementById('europe').style.visibility=='visible'){
    document.getElementById('europe').style.visibility='hidden';
    document.getElementById('europe').style.zIndex='0';
  }
}
function checkAOff(){ /* welt verlassen, welt hidden... */
  if(document.getElementById('world').style.visibility=='visible'){
    document.getElementById('world').style.visibility='hidden';
    document.getElementById('world').style.zIndex='0';
  }
  if(document.getElementById('america').style.visibility=='visible'){
    document.getElementById('america').style.visibility='hidden';
    document.getElementById('america').style.zIndex='0';
  }
}
function checkLeaveE(){ /* wenn tabelle spalte links rechts unten, euro ausblendgrafik zeigen... */
  if(document.getElementById('europe_map').style.visibility=='visible'){
    for(i=0; i<=divs.length-1; i++){
      divs[i].style.zIndex="0";    
      divs[i].style.visibility="hidden";
    }
    document.getElementById('europe_map_off').style.visibility='visible';
    document.getElementById('europe_map_off').style.zIndex='1';
  }
}
function checkLeaveA(){ /* wenn tabelle spalte links rechts unten, euro ausblendgrafik zeigen... */
  if(document.getElementById('america_map').style.visibility=='visible'){
    for(i=0; i<=divs.length-1; i++){
      divs[i].style.zIndex="0";    
      divs[i].style.visibility="hidden";
    }
    document.getElementById('america_map_off').style.visibility='visible';
    document.getElementById('america_map_off').style.zIndex='1';
  }
}
function checkLeaveW(){ /* wenn onmover tabelle spalte links rechts unten und noch ein weltteil_layer aktiv... */
  if((document.getElementById('international').style.visibility=='visible')||(document.getElementById('europe').style.visibility=='visible')||(document.getElementById('america').style.visibility=='visible')){
    resetWorld();
  }
}
function show(div_id){ /* welt-teil zeigen */
  document.getElementById(div_id).style.zIndex="1";
  document.getElementById(div_id).style.visibility="visible";
  document.getElementById("world").style.zIndex="0";
  document.getElementById("world").style.visibility="hidden";
}
function show2(div_id){ /* welt-teil zeigen */
  document.getElementById(div_id).style.zIndex="1";
  document.getElementById(div_id).style.visibility="visible";
}
function hide(div_id){ /* welt-teil verbergen */
  document.getElementById(div_id).style.zIndex="0";
  document.getElementById(div_id).style.visibility="hidden";
  document.getElementById("world").style.zIndex="1";
  document.getElementById("world").style.visibility="visible";
}
function showC(div_id){ /* land zeigen */
  document.getElementById(div_id).style.zIndex="1";
  document.getElementById(div_id).style.visibility="visible";
}  
function hideC(div_id){ /* land verbergen */
  document.getElementById(div_id).style.zIndex="0";
  document.getElementById(div_id).style.visibility="hidden";
}
function showLinks(div_id){ /* sprachlinks zeigen */
  document.getElementById(div_id).style.zIndex="2";
  document.getElementById(div_id).style.visibility="visible";
}  
function hideLinks(div_id){ /* sprachlinks verbergen */
  document.getElementById(div_id).style.zIndex="0";
  document.getElementById(div_id).style.visibility="hidden";
}