function MM_preloadImages() { 
  var d=document; if(d.images){ if(!d.MM_p) d.MM_p=new Array();
    var i,j=d.MM_p.length,a=MM_preloadImages.arguments; for(i=0; i<a.length; i++)
    if (a[i].indexOf("#")!=0){ d.MM_p[j]=new Image; d.MM_p[j++].src=a[i];}}
}

MM_preloadImages('/images/icon_sendtofriend_on.gif',     
'/images/icon_printpage_on.gif','/images/icon_reserveaplace_on.gif',
'/images/icon_latestnews_on.gif','/images/box_8to17_on.jpg',
'/images/box_youngadults_on.jpg','/images/box_adults_on.jpg',
'/images/box_teachers_on.jpg','/images/box_business_on.jpg',
'/images/arrow_on.gif','/images/button_817_on.gif',
'/images/button_youngadults_on.gif','/images/button_adults_on.gif',
'/images/button_teachers_on.gif','/images/button_business_on.gif',
'/images/mainarrow_on.gif','/images/submit_ov.gif',
'/images/reset_ov.gif'

);

function MM_swapImgRestore() {
  var i,x,a=document.MM_sr; for(i=0;a&&i<a.length&&(x=a[i])&&x.oSrc;i++) x.src=x.oSrc;
}

function MM_findObj(n, d) { 
  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 && document.getElementById) x=document.getElementById(n); return x;
}

function MM_swapImage() { 
  var i,j=0,x,a=MM_swapImage.arguments; document.MM_sr=new Array; for(i=0;i<(a.length-2);i+=3)
   if ((x=MM_findObj(a[i]))!=null){document.MM_sr[j++]=x; if(!x.oSrc) x.oSrc=x.src; x.src=a[i+2];}
}


//Detect browser and show css accordingly
if((navigator.appName == "Netscape")&& (parseInt(navigator.appVersion) < 5))
	{
		document.write('<link rel="stylesheet" href="ns.css" type="text/css">'); 
	}
	else
	{
		document.write('<link rel="stylesheet" href="ie.css" type="text/css">'); 
	}
	
//Function to show tree
function showBranch(branch){
	var objBranch = document.getElementById(branch).style;
	if(objBranch.display=="block")
		objBranch.display="none";
	else
		objBranch.display="block";
}