// JavaScript Document
function hilightCurrentLink(){
	/* Get the current directory */
	var path = document.location.pathname;
	var folders = path.split("/");
	folders.pop();
	var dir = folders[2]; //set dir to the 3rd level directory
	if (!dir){
		dir = "home";
	}
	dir = dir.toLowerCase();
	/* Change the background */
	var link = document.getElementById("nav-" + dir)
	if(link){
		link.className += ' activepage';
	}
}

//used to call on page load
var addEvent = function( obj, type, fn ) {
        if (obj.addEventListener)
                obj.addEventListener(type, fn, false);
        else if (obj.attachEvent)
                obj.attachEvent('on' + type, function() { return fn.apply(obj, new Array(window.event));});
}

// Run on page load
//window.addEventListener("load", hilightCurrentLink, false);
addEvent(window, "load", hilightCurrentLink);