/***
* NAVIGATION JS
***/


	var btn1On = new Image();		btn1On.src="/images/twin-on.gif";
	var btn1Off = new Image();		btn1Off.src="/images/twin-off.gif";
	var btn2On = new Image();		btn2On.src="/images/interactive-on.gif";
	var btn2Off = new Image();		btn2Off.src="/images/interactive-off.gif";
	var btn3On = new Image();		btn3On.src="/images/advert-on.gif";
	var btn3Off = new Image();		btn3Off.src="/images/advert-off.gif";
	var btn4On = new Image();		btn4On.src="/images/work-on.gif";
	var btn4Off = new Image();		btn4Off.src="/images/work-off.gif";
	var btn5On = new Image();		btn5On.src="/images/agency-on.gif";
	var btn5Off = new Image();		btn5Off.src="/images/agency-off.gif";
	var btn6On = new Image();		btn6On.src="/images/getstarted-on.gif";
	var btn6Off = new Image();		btn6Off.src="/images/getstarted-off.gif";

function swapOver() {
	this.firstChild.src = this.firstChild.src.replace(/off\./g,'on.');
}
function swapOut(){
	this.firstChild.src = this.firstChild.src.replace(/on\./g,'off.');
}

window.onload = function() {
	
	$$('a.navbtn').addEvent('mouseover',swapOver);
	$$('a.navbtn').addEvent('mouseout',swapOut);

};