function changeNav(str) {
	obj = document.getElementById("navLink" + str);
	document.getElementById("navigation").className = obj.parentNode.className + "Current";
	obj.blur();
	return false;
}
function over(obj) {
	obj.parentNode.getElementsByTagName("div")[0].style.display = "block";
}
function out(obj) {
	obj.parentNode.getElementsByTagName("div")[0].style.display = "none";
}
function goToLink(obj) {
	window.location.href = obj.getElementsByTagName("a")[0].href;
}
function hover(obj, boolOver) {
	if (boolOver) {
		obj.className += ' over';
	} else {
		obj.className = obj.className.replace(/over/,'');
	}
}