var spoiler_collapse = true;
document.write('<style type="text/css">\n.spoiler-hidden{visibility:hidden}' + (spoiler_collapse ? '\ndiv.spoiler-hidden{display:none}' : '') + '\n<\/style>');
function spoilerToggle(o, reset)
{
  var c, t, v, i, j;
  reset = reset || false;
  if (o && (c = o.className.match(/\bspoiler-link|spoiler-box\b/)))
  {
    v = (c == 'spoiler-box');
    o = !v ? o.parentNode.nextSibling : o;
    c = o.firstChild;
    v = reset || !(v || c.className == 'spoiler-hidden');
    c.className = v ? 'spoiler-hidden' : 'spoiler-visible';
    if (o.previousSibling && (t = o.previousSibling.childNodes[0]))
    {
      t.innerHTML = v ? spoiler_show : spoiler_hide;
    }
    if (v && (c = c.childNodes))
    {
      for (i = 0; i < c.length; i++)
      {
	if (c[i].className && c[i].className.indexOf('spoiler') >= 0)
	{
	  for (j = 0, t = c[i].childNodes; j < t.length; j++)
	  {
	    spoilerToggle(t[j], true);
	  }
	}
      }
    }
  }
  return(false);
}