var supported = (document.getElementById || document.all);

if (supported)
{
	document.write("<STYLE TYPE='text/css'>");
	document.write("#tree li ul, .header {display: none}");
	document.write("</STYLE>");

}

function change(i)
{
	if (document.getElementById)
	{
		document.getElementById(i).className = (document.getElementById(i).className == 'open') ? '': 'open';
	}
	else if (document.all)
	{
		document.all[i].className = (document.all[i].className == 'open') ? '': 'open';
	}
}

function addBookmark (title,url) 
{
	window.external.AddFavorite (url, title);
}

function pulldown_menu ()

{
    var url = document.pulldown.selectname.options [document.pulldown.selectname.selectedIndex].value
    
    if (url != "none") window.location.href = url
}

function pulldown_menu2 ()

{
    var url = document.pulldown2.selectname.options[document.pulldown2.selectname.selectedIndex].value
    
    if (url != "none") window.location.href = url
}

function hide_check() {

 if (document.getElementById || document.all){
  document.getElementById("alert_js").style.display="none";
 }
 else if (document.layers) {
  document.all["alert_js"].style.display="none";
 }
 else return;
}