// open and display all showsing for a specific show
			var activeRevealID = "";
			var activeRevealImg = "";
			function revealAllShowings (targetID,targetImg) {
				if ((activeRevealID != "") && (targetID != activeRevealID)) {
					document.getElementById(activeRevealID).className = "hiddenEventOff";
					document.getElementById(activeRevealImg).src = "/tools/img/schedule/arrowDown.png";
					document.getElementById(targetID).className = "hiddenEventOn";
					document.getElementById(targetImg).src = "/tools/img/schedule/arrowUp.png";
					activeRevealID = targetID;
					activeRevealImg = targetImg;
				} else if (targetID == activeRevealID) {
					document.getElementById(targetID).className = "hiddenEventOff";
					document.getElementById(targetImg).src = "/tools/img/schedule/arrowDown.png";
					activeRevealID = "";
					activeRevealImg = "";
				} else {
					document.getElementById(targetID).className = "hiddenEventOn";
					document.getElementById(targetImg).src = "/tools/img/schedule/arrowUp.png";
					activeRevealID = targetID;
					activeRevealImg = targetImg;
				}
				;
			}