function showHideSection(sectionID){
	if (document.getElementById(sectionID).style.display=='') {
		document.getElementById(sectionID).style.display='none';
	} else {
		document.getElementById(sectionID).style.display='';
	}
}
function bookmark(url, sitename)
{
  ns="Netscape and FireFox users, use CTRL+D to bookmark this site."
  if ((navigator.appName=='Microsoft Internet Explorer') &&
    (parseInt(navigator.appVersion)>=4))
  {
    window.external.AddFavorite(url, sitename);
  }
  else if (navigator.appName=='Netscape')
  {
    alert(ns);
  }
}