function Initialise() {
      		var numModes = 6;
		for (i = 0; i < numModes; i++) {
			if (document.getElementById("exp_SearchType" + i)!=null) {
				document.getElementById("exp_SearchType" + i).checked = true;
				exp_showMode(i);
				return;
			}
		}
	}

	function exp_showMode(whichMode) {
		var numModes = 6;
		for (i = 0; i < numModes; i++) {
			if (typeof(document.getElementById("exp-wiz-" + i)=='object'))
				document.getElementById("exp-wiz-" + i).style.display = (i == whichMode) ? "block" : "none";
			}
		}

	function exp_showRooms(roomNo) {
		document.getElementById("exp-wiz-room2").style.display = (roomNo == 2) ? "block" : "none";
	}