function AllHide() {
   document.getElementById('air').style.display = 'none';
   document.getElementById('air01').style.display = 'none';
   document.getElementById('air02').style.display = 'none';
   document.getElementById('air03').style.display = 'none';
   document.getElementById('air04').style.display = 'none';

}
function SetSubMenu( idname ) {
   AllHide();
   if( idname != "" ) {
      document.getElementById(idname).style.display = 'block';
   }
}


function test() {
   document.getElementById('tour').style.display = 'none';
   document.getElementById('tour01').style.display = 'none';
   document.getElementById('tour02').style.display = 'none';
   document.getElementById('tour03').style.display = 'none';
   document.getElementById('tour04').style.display = 'none';

}
function SetSubtour( idname ) {
   test();
   if( idname != "" ) {
      document.getElementById(idname).style.display = 'block';
   }
}