var closeLink = '<a id="close" onclick="document.getElementById(\'form_div3\').style.display=\'none\';" href="javascript: void(0);">Close</a>';

function showForm3(loc)
{
  var form = '<br><a id="close" onclick="document.getElementById(\'form_div3\').style.display=\'none\';" href="javascript: void(0);"><img src="images/howto.png" border="0"></a>';
  y = document.getElementById(loc);
  y.innerHTML = form;
}