var sRoot="";
var aBtn=new Array();
var aBtnOv=new Array();

function loadButtons(sPath) {
	addButton(0,125,17,"products",sPath);
	addButton(1,125,17,"about-us",sPath);
	addButton(2,125,17,"light-therapy",sPath);
	addButton(3,125,17,"education",sPath);
	addButton(4,125,17,"contact-us",sPath);
	addButton(5,125,17,"video",sPath);
}
function addButton(idx,w,h,stub,path) {
	aBtn[idx]=new Image(w,h); aBtn[idx].src=path+"img/nav/off/"+stub+".gif";
	aBtnOv[idx]=new Image(w,h); aBtnOv[idx].src=path+"img/nav/on/"+stub+".gif";
}
function mOv(idx) {
	var img=getImage("iNav"+idx);
	if (img) img.src=aBtnOv[idx].src;
}
function mOut(idx) {
	var img=getImage("iNav"+idx);
	if (img) img.src=aBtn[idx].src;
}
function getImage(id) {
	if (document.images && document.images[id])
		return document.images[id];
	else
		return null;
}
function getElement(sName) {
	return document.getElementById(sName);
}
function make_elink(user,host) {
	var domain = ".co.uk";
	var atsign = "@";
	var addr = user + atsign + host + domain;
	
	document.write("<" + "a" + " " + "href=" + "mail" + "to:" + addr + ">" + addr + "<\/a>");
}