var imagem01 = new Image(47,17);
imagem01.src = "images/index.jpg";
function swapImage() {
    document.logo.src = (imagem01.src);
}
function callBack() {
    document.logo.src = "images/indexp.jpg";
}
function autoFireLightbox() {
				//Check if location.hash matches a lightbox-anchor. If so, trigger popup of image.
				setTimeout(function() {
					if(document.location.hash && $(document.location.hash.substr(1)).rel.indexOf('lightbox')!=-1) {
						myLightbox.start($(document.location.hash.substr(1)));
					}},
					250
				);
			}