function clearFields()
{

  var element;
  for ( var i = 0; i < document.forms["ldoForm"].elements.length; i++)
  {
    element = document.forms["ldoForm"].elements[i];
    var el_name = element.name;
    var pos = el_name.indexOf( "_CB", 0)
    //alert(element.name + " Type: " + element.type);
    if ( element.type == "text" )
    {
      element.value = "";
    }
    else if ( element.type == "password" )
    {
      element.value = "";
    }
    else if ( element.type == "textarea" )
    {
      element.value = "";
    }
    else if ( element.type == "radio" )
    {
      element.checked = null;
    }
    else if ( element.type == "checkbox" )
    {
      element.checked = null;
    }
    else if ( element.type == "select-one" )
    {
      element.selectedIndex = 0;
    }
  }
}