function toggle_display(obj,one,two)
{
  var e=document.getElementById(obj);
  if (e != null)
     e.className=(e.className==two)?one:two;
}
function toggle(panel)
{
 toggle_display('toggle_'+panel,'grayShow','grayHide');
 toggle_display(panel+'_show','grayShow','grayHide');
 toggle_display(panel+'_hide','grayShow','grayHide');
 if (panel == 'detail')
    ToggleStickyDetail('detail');
 else if (panel == 'help')
    ToggleStickyHelp('help');
}
function toggle_initial(panel)
{
 toggle_display('toggle_'+panel,'grayShow','grayHide');
 toggle_display(panel+'_show','grayShow','grayHide');
 toggle_display(panel+'_hide','grayShow','grayHide');
}
function toggle_set_display(obj,one,two)
{
  var e=document.getElementById(obj);
  if (e != null)
  {
    if (e.className == one)
      e.className = two;
  }
}
function toggle_on(panel)
{
  toggle_set_display('toggle_'+panel,'grayHide','grayShow');
  toggle_set_display(panel+'_hide',  'grayHide','grayShow');
  toggle_set_display(panel+'_show',  'grayShow','grayHide');
}
function toggle_off(panel)
{
  toggle_set_display('toggle_'+panel,'grayShow','grayHide');
  toggle_set_display(panel+'_show',  'grayHide','grayShow');
  toggle_set_display(panel+'_hide',  'grayShow','grayHide');
}
function toggle_panel_off(panel)
{
  var e=document.getElementById('toggle_'+panel);
  if (e != null)
  {
    if (e.className == 'grayShow')
      e.className = 'grayHide';
  }
}