// JavaScript Document
// �«GNavi�« //
function showT(identifier, event) {
  if(document.getElementById)
    document.getElementById("menuT" + identifier).style.visibility = "visible";
  else if(document.all)
    document.all("menuT" + identifier).style.visibility = "visible";
  else if(document.layers) {
    with(document.layers["menuT" + identifier]) {
      moveTo(140, event.pageY); //Netscape 4.x —p
      visibility = "show";
    }
  }
}

function shutT(identifier) {
  if(document.getElementById)
    document.getElementById("menuT" + identifier).style.visibility = "hidden";
  else if(document.all)
    document.all("menuT" + identifier).style.visibility = "hidden";
  else if(document.layers)
    document.layers["menuT" + identifier].visibility = "hide";
}

function showB(identifier, event) {
  if(document.getElementById)
    document.getElementById("menuB" + identifier).style.visibility = "visible";
  else if(document.all)
    document.all("menuB" + identifier).style.visibility = "visible";
  else if(document.layers) {
    with(document.layers["menuB" + identifier]) {
      moveTo(140, event.pageY); //Netscape 4.x —p
      visibility = "show";
    }
  }
}

function shutB(identifier) {
  if(document.getElementById)
    document.getElementById("menuB" + identifier).style.visibility = "hidden";
  else if(document.all)
    document.all("menuB" + identifier).style.visibility = "hidden";
  else if(document.layers)
    document.layers["menuB" + identifier].visibility = "hide";
}
// �ªGNavi�ª //
// �«�¼—“®�X�V�« //
function Year() {
   var now = new Date();
   var year = now.getFullYear();
   document.write("-");
   document.write(year);
}
// �ª�¼—“®�X�V�ª //