var isNN,isIE;
if (parseInt(navigator.appVersion.charAt(0))>=4){
	//alert(navigator.appName);
	isNN=(navigator.appName=="Netscape")?1:0;
	isIE=(navigator.appVersion.indexOf("MSIE")!=-1)?1:0;
}

if (isNN) {
	document.write('<style type="text/css"> ul {margin-left:-20px;} </style>');
}
function MM_findObj(n, d) { //v4.01
  var p,i,x;  if(!d) d=document; if((p=n.indexOf("?"))>0&&parent.frames.length) {
    d=parent.frames[n.substring(p+1)].document; n=n.substring(0,p);}
  if(!(x=d[n])&&d.all) x=d.all[n]; for (i=0;!x&&i<d.forms.length;i++) x=d.forms[i][n];
  for(i=0;!x&&d.layers&&i<d.layers.length;i++) x=MM_findObj(n,d.layers[i].document);
  if(!x && d.getElementById) x=d.getElementById(n); return x;
}

function MM_showHideLayers() { //v6.0
  var i,p,v,obj,args=MM_showHideLayers.arguments;
  for (i=0; i<(args.length-2); i+=3) if ((obj=MM_findObj(args[i]))!=null) { v=args[i+2];
    if (obj.style) { obj=obj.style; v=(v=='show')?'visible':(v=='hide')?'hidden':v; }
    obj.visibility=v; }
}

function showMenu(menu_id, link_id, show, delay)
{
	if (show){
		MM_showHideLayers(menu_id,'','show');
		document.getElementById(link_id).className = 'menu';
		if (typeof document.getElementById(link_id).s1 != "undefined"){
			window.clearTimeout(document.getElementById(link_id).s1);
		}
	} else {
		if (!delay){
			document.getElementById(link_id).s1 = window.setTimeout("MM_showHideLayers('"+menu_id+"','','hide');",100);
		} else {
			MM_showHideLayers(menu_id,'','hide');
			window.clearTimeout(document.getElementById(link_id).s1);
		}
		document.getElementById(link_id).className = '';
	}
}