<!--
// 
flag = false;
function pullDown01() {
  if(flag) ID01.style.visibility = "hidden";
  else ID01.style.visibility = "visible";
  flag = !flag;
}
function pullDown02() {
  if(flag) ID02.style.visibility = "hidden";
  else ID02.style.visibility = "visible";
  flag = !flag;
}
//-->