imgRoot = '/site_resources/images/';

function init() {
	if (document.images[currentZone]) {
		document.images[currentZone].src = imgRoot + currentZone + '_h.gif';
	}
	highlightMenu();
}

function highlightMenu() {
	menuColor = "#FF6600"
	if(currentMenu!="") {
		for (i=0; i < document.links.length; i++) {
			if (document.links[i].name == currentMenu) {
				document.links[i].style.color = menuColor;
				document.links[i].style.fontWeight = 'bold';
			
			}
		}
	}
}



function doNavOver(navObj) {
	if (navObj.id != currentZone) {
		document.images[navObj.id].src = imgRoot + navObj.id + '_r.gif';
	}
}

function doNavOut(navObj) {
	if (navObj.id != currentZone) {
		document.images[navObj.id].src = imgRoot + navObj.id + '_n.gif';
	}	
}

function regionOver(){
  document.getElementById('region').style.visibility='visible';
  document.ukmap.src='/site_resources/images/ukmap_r.gif'
}

function regionOut(){
  document.getElementById('region').style.visibility='hidden';
  document.ukmap.src='/site_resources/images/ukmap_n.gif'
}



//for launching elearning and games
function openELearning(theURL) {
	gameWin = window.open(theURL, "gameWindow", "scrollbars,resizable,WIDTH=777,HEIGHT=570");
	setTimeout('gameWin.focus();',250);
}

function openGame(width, height, theURL) {
	//detect if flash present and open game if so, otherwise open window with install instructions
	gameWin = window.open(theURL, "gameWindow", "status,location,WIDTH="+width+",HEIGHT="+height);
}


// macromedia functions
// MM_preloadImages,  MM_swapImgRestore, MM_findObj, MM_swapImage
function MM_preloadImages() { //v3.0
  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];}}
}

function MM_swapImgRestore() { //v3.0
  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) { //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_swapImage() { //v3.0
  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];}
}