var lastObject = null;
var lastBodyPartObject = null;

function getDivTag(object)
{
  if (document.getElementById && document.getElementById(object) != null)
  {
    return 'document.getElementById("' + object + '").style';
  }
  else if (document.layers && document.layers[object] != null)
  {
    return 'document.layers["' + object + '"]';
  }
  else if (document.all)
  {
    return 'document.all["' + object + '"].style';
  }
}

function show(object)
{
  eval(getDivTag(object) + ".visibility = 'visible'");
  if (document.getElementById && document.getElementById(object) != null)
  {
    document.getElementById(object).style.display = 'block';
  }
  else if (document.all)
  {
    document.all[object].style.zIndex = 100;
  }
}

function hide(object)
{
  eval(getDivTag(object) + ".visibility = 'hidden'");
  if (document.getElementById && document.getElementById(object) != null)
  {
    document.getElementById(object).style.display='none';
  }
}

function showDivTag(object)
{
  if (lastObject != null)
  {
    hide(lastObject);
  }
  lastObject = object;
  show(object);
}

function showBodyPart(name)
{
  if (lastBodyPartObject != null)
  {
    hide(lastBodyPartObject);
    hide(lastBodyPartObject + "_text");
  }
  lastBodyPartObject = "man_" + name;
  show(lastBodyPartObject);
  show(lastBodyPartObject + "_text");
}

function hideBodyPart(name)
{
  hide("man_" + name);
  hide("man_" + name + "_text");
}

function openEditWindow(activity_id, group_id, activity_type_id)
{
  window.open('edit.asp?iActivityID=' + activity_id + '&iGroupID=' + group_id +
              '&iActivityTypeID=' + activity_type_id,
              '_blank', 'toolbar=no,location=no,directories=no,status=yes,' +
              'menubar=no,scrollbars=yes,resizable=yes');
}