var mbA,mbT,mbTf,mbSf;
var mbR = [];

function mbSet(m) {
if (document.getElementById&&document.createElement) {
  var m=document.getElementById(m);
  mbR[mbR.length] = m;
  var i;

  e=m.getElementsByTagName('a');
  if (!mbTf) mbTf=new Function('mbHT();');
  if (!mbSf) mbSf=new Function('mbS(this);');
  for (i=0;i<e.length;i++) {
    e[i].onmouseout=e[i].onblur=mbTf;
    e[i].onmouseover=e[i].onfocus=mbSf;
  }

  m=m.getElementsByTagName('ul');
  for (i=0;i<m.length;i++) {
    mbH(mbL(m[i]));
  }
}}

function mbHA() {
  if (mbA) {
    while (mbA) mbH(mbA);
    mbHE('block');
  }
}

function mbHT() {
  if (!mbT) mbT=setTimeout('mbHA();', 0);
}

function mbTC() {
  if (mbT) {
    clearTimeout(mbT);
    mbT=null;
  }
}

function mbS(m) {
  mbTC();
  if (mbA) while (mbA&&m!=mbA&&mbP(m)!=mbA) mbH(mbA);
  else mbHE('none');

  if (mbM(m)) {
    mbSH(m,'block');
    mbA=m;
  }
}

function mbH(m) {
  if (m==mbA) mbA=mbP(m);
  mbSH(m,'none');
  mbT=null;
}

function mbL(m) {
  while (m && m.tagName != 'A') m = m.previousSibling;
  return m;
}

function mbM(l) {
  while (l && l.tagName != 'UL') l = l.nextSibling;
  return l;
}

function mbP(m) {
	if(m == null) return;
  var p = m.parentNode.parentNode;
  if (p.tagName == 'UL') {
    var i = 0;
    while (i <mbR.length) {
      if (mbR[i] == p) return null;
      i++;
    }
  } else {
    return null;
  }
  return mbL(p);
}

function mbSH(m,v) {
	if(m == null) return;
  m.className=v;
  mbM(m).style.display=v;
}

function mbHE(v) {
  mbHEV(v,document.getElementsByTagName('select'));
}

function mbHEV(v,e) {
  for (var i=0;i<e.length;i++) e[i].style.display=v;
}