// preload background images to avoid 'flashing' effect during page transitions

var imgBgHome = new Image();
	imgBgHome.src = "/images/bg-home.jpg";

var imgBgBio = new Image();
	imgBgBio.src = "/images/bg-bio.jpg";

var imgBgCv = new Image();
	imgBgCv.src = "/images/bg-cv.jpg";

var imgBgContact = new Image();
	imgBgContact.src = "/images/bg-contact.jpg";