function menuhide(){
  document.getElementById('submenuGairai').style.display ='none';
  document.getElementById('submenuNyuin').style.display ='none';
  document.getElementById('submenuBusho').style.display ='none';
  document.getElementById('submenuAbout').style.display ='none';
  document.getElementById('submenuLocal').style.display ='none';
  document.getElementById('submenuKango').style.display ='none';
}
 
function displayMode(idname,mode,lp,tp) {
  document.getElementById(idname).style.display ='block';
  document.getElementById(idname).style.left=((document.body.scrollLeft+document.body.clientWidth-760)/2)+150;
  document.getElementById(idname).style.top=tp;
} 

function submitForm() {
document.frm1.btn1.disabled = true;
submitForm = disableButton;
document.frm1.submit();
return false;
}
function disableButton() {
alert('処理中です。しばらくお待ち下さい。');
return false;
}