function doLink(url) {
	doLink(url, false);
}

function doLink(url, bNew) {
	if(bNew) {
		window.open(url);
	}
	else
	{
		document.location.href=url;
	}

}

function imgover(id, imgNew) {
	var img = document.getElementById(id);
	if(img) {
		img.src=imgNew.src;
	}
}