function toggleWithClass(o,tClassName,initState) {
var t = o.parentNode.nextSibling;
while (t.className != tClassName) {
t = t.nextSibling;
}
var s = t.style.display || initState;
if (s != "block") {
t.style.display = "block";
o.title = "Collapse";
o.innerHTML = "追記をかくす";
} else {
t.style.display = "none";
o.title = "Expand";
o.innerHTML = "追記があります";
}
}

function WinOpenMail () {
  url = "http://nakaguma.df-cue.com/mail/mail.html";
  winwidth = 420
  winheight = 480
  window.name = "win";
  sw = screen.availWidth;
  sh = screen.availHeight;
  wl = (sw-winwidth) /2;
  wt = (sh-winheight) /2;
  win = window.open (url, "SmallWindow","width=" + winwidth + ",height=" + winheight + ",,toolbar=no,location=no,directories=no,status=no,menubar=no,scrollbars=no,resizable=no,left=" + wl +",top=" + wt);
  }