//FLAG FOR IMAGE ROLLOVERS
var flag = false;




//preload images for rollovers on PROMO page.
function imageLoad() {
	if (document.images) {
	img1on = new Image(); img1on.src = "http://www.joaocarvalhomastering.com/images/home_on.gif";
	img2on = new Image(); img2on.src = "http://www.joaocarvalhomastering.com/images/studio_on.gif";
	img3on = new Image(); img3on.src = "http://www.joaocarvalhomastering.com/images/about_on.gif";
	img4on = new Image(); img4on.src = "http://www.joaocarvalhomastering.com/images/services_on.gif";
	img5on = new Image(); img5on.src = "http://www.joaocarvalhomastering.com/images/equipment_on.gif";
	img6on = new Image(); img6on.src = "http://www.joaocarvalhomastering.com/images/news_on.gif";
	img7on = new Image(); img7on.src = "http://www.joaocarvalhomastering.com/images/contact_on.gif";
	return (flag = true);
	}
	}

	if (document.images) {
	img1off = new Image(); img1off.src = "http://www.joaocarvalhomastering.com/images/home_off.gif";
	img2off = new Image(); img2off.src = "http://www.joaocarvalhomastering.com/images/studio_off.gif";
	img3off = new Image(); img3off.src = "http://www.joaocarvalhomastering.com/images/about_off.gif";
	img4off = new Image(); img4off.src = "http://www.joaocarvalhomastering.com/images/services_off.gif";
	img5off = new Image(); img5off.src = "http://www.joaocarvalhomastering.com/images/equipment_off.gif";
	img6off = new Image(); img6off.src = "http://www.joaocarvalhomastering.com/images/news_off.gif";
	img7off = new Image(); img7off.src = "http://www.joaocarvalhomastering.com/images/contact_off.gif";
}

//image rollover
function rollIn(imgName) {
	if (document.images && (flag == true)) {
	document[imgName].src = eval(imgName + "on.src");
	}
}

//image rolloff
function rollOut(imgName) {
	if (document.images){
	document[imgName].src = eval(imgName + "off.src");
	}
}