function Openmenu(name, layout)
{
  item = v$(name);
  if (layout == 'bottom') {
    item.style.top = '-' + ($(item).height() + $(item).parent().parent().height()) + 'px';
  }
  item.style.display='block';
}

function Closemenu(name)
{
  v$(name).style.display='none';
}
function v$(name)
{
   return document.getElementById(name);
}