function bar(url)
{
  wasOpen  = false;
  win = window.open(url);    
  return (typeof(win)=='object')?true:false;
}

function hideElement(id)
{
  document.getElementById(id).style.display="none";
}

function showElement(id)
{
  document.getElementById(id).style.display="block";
}

function showHideElement(id)
{
  if (document.getElementById(id).style.display == "block")
  {
    document.getElementById(id).style.display="none";
  }
  else
  {
    document.getElementById(id).style.display="block";
  }
}

function setTitle(title)
{
  document.title = title;
}