var images, imageBtns, isScalingDone;
window.onresize	= function() { scaleImages(); }

/*@cc_on @*/
/*@if (@_win32)
document.write("<script id=__ie_onload defer src=javascript:void(0)><\/script>");
var script = document.getElementById("__ie_onload");
script.onreadystatechange = function() {
	if (this.readyState == "complete") DOMLoaded();
};
/*@end @*/
if (document.addEventListener) document.addEventListener("DOMContentLoaded", DOMLoaded, false);
if (/WebKit/i.test(navigator.userAgent)) { 
	var _timer = setInterval(function() {
		if (/loaded|complete/.test(document.readyState)) { clearInterval(_timer); DOMLoaded(); }
	 }, 10);
}

function DOMLoaded() {
	if (arguments.callee.done) return;
	arguments.callee.done = true;

	scaleImages();
}

function scaleImages() { 
	var width = (self.innerWidth)	? self.innerWidth
					: (document.documentElement && document.documentElement.clientWidth)
						? document.documentElement.clientWidth
						: document.body.clientWidth;

	var widthLeft						= (((width-798)/2)>0) ? ((width-798)/2) : 0;
	document.getElementById('leftHeaderFill').style.width	= widthLeft+'px';
	document.getElementById('rightHeaderFill').style.width	= widthLeft+'px';
	isScalingDone = true;
 }	

window.onload	= function() {
	if(!isScalingDone) DOMLoaded();
	
	images		= new Array(6);
	imageBtns	= new Array(6);
	images[0] 	= new Array("http://www.foodinc.eu/skin/org/images/btns/home.gif"	, "http://www.foodinc.eu/skin/org/images/btns/homeHover.gif");
	images[1] 	= new Array("http://www.foodinc.eu/skin/org/images/btns/visie.gif"	, "http://www.foodinc.eu/skin/org/images/btns/visieHover.gif");
	images[2] 	= new Array("http://www.foodinc.eu/skin/org/images/btns/research.gif"	, "http://www.foodinc.eu/skin/org/images/btns/researchHover.gif");
	images[3] 	= new Array("http://www.foodinc.eu/skin/org/images/btns/advice.gif"	, "http://www.foodinc.eu/skin/org/images/btns/adviceHover.gif");
	images[4] 	= new Array("http://www.foodinc.eu/skin/org/images/btns/support.gif"	, "http://www.foodinc.eu/skin/org/images/btns/supportHover.gif");
	images[5] 	= new Array("http://www.foodinc.eu/skin/org/images/btns/database.gif"	, "http://www.foodinc.eu/skin/org/images/btns/databaseHover.gif");
	assignHovers();
 }

function assignHovers() {
	for(var i=0;i<6;i++) { 
		imageBtns[i]		 = document.getElementById("img"+i);
		imageBtns[i].onmouseover = hoverIn;
		imageBtns[i].onmouseout  = hoverOut;
	 }	
 }

function hoverIn() {
	try { 
		this.src 		= images[this.id.substr(3,1)][1];
		this.style.cursor 	= "pointer";
	} catch(e) { }
 }

function hoverOut() {
	try { 
		this.src 		= images[this.id.substr(3,1)][0];
		this.style.cursor 	= "pointer";
	} catch(e) { } 
 }