function ShowHide(show, hide) {
  document.getElementById(hide).style.display = 'none';
  document.getElementById(show).style.display = 'block';
  return false;
}

function ShowImage(url) {
  img = document.getElementById('mainimage'); 
  img.src = url;
  return false;
}

function PrintOutLink(url1, url2) {
  var url = 'about:blank'
  var a = '<a href="/realtor-';
  var b = '" title="jump on realtor website';
  var c = '" rel="nofollow" target="_blank">';
  var d = 'jump on realtor website &raquo;</a>';
  var e = c + d;
  if (true) url = url2+url1;
  document.write(a+url+b+e);
}