function changeRooms(elementID,theindex) {

	var frm = document.forms[elementID];

	if(theindex == 0) {
	document.getElementById(elementID+"r2").style.display = "none";
	frm.r2ad.selectedIndex = 0;
	frm.r3ad.selectedIndex = 0;
	frm.r2ch.selectedIndex = 0;
	frm.r3ch.selectedIndex = 0;
	frm.r2in.selectedIndex = 0;
	frm.r3in.selectedIndex = 0;
	document.getElementById(elementID+"r3").style.display = "none";
	frm.r2ad.selectedIndex = 0;
	frm.r3ad.selectedIndex = 0;
	frm.r2ch.selectedIndex = 0;
	frm.r3ch.selectedIndex = 0;
	frm.r2in.selectedIndex = 0;
	frm.r3in.selectedIndex = 0;
	} else if(theindex == 1) {
		if(document.getElementById(elementID+"r2").style.display = "none") {
			document.getElementById(elementID+"r2").style.display = "block";
			frm.r2ad.selectedIndex = 1;
			frm.r3ad.selectedIndex = 0;
			frm.r3ch.selectedIndex = 0;
			frm.r3in.selectedIndex = 0;
		}
		document.getElementById(elementID+"r3").style.display = "none";
		} else if(theindex == 2) {
			if(document.getElementById(elementID+"r2").style.display = "none") {
			document.getElementById(elementID+"r2").style.display = "block";
			frm.r2ad.selectedIndex = 1;
			frm.r3ad.selectedIndex = 1;
			}
			if(document.getElementById(elementID+"r3").style.display = "none") {
			document.getElementById(elementID+"r3").style.display = "block";
			frm.r3ad.selectedIndex = 1;
		}
	}
}