//---- show/hide divs on chorus page (borrowed from enlightennext.org):
function showHideBox(boxID) {
	var e = document.getElementById(boxID);
	if (e.showing) {
		e.showing = false;
		e.style.display = "none";
	} else {
		e.showing = true;
		e.style.display = "block";
	}
}