function toggleCityAir (sDisplay) {
  if (sDisplay == "C") {
    idDispC.className = "vis";
    idDispA.className = "hid";
  } else {
    idDispC.className = "hid";
    idDispA.className = "vis";
  }
}

function initCityAirToggle() {
	if (typeof document.all == "object" && typeof idTypeSel == "object" && typeof idTypeSel.style == "object") {
	idTypeSel.innerHTML = "<table cellspacing=0 cellpadding=0><tr><td width=4></td>"
				+ "<td class=txtSm3 valign=middle><label for=idRadC><input id=idRadC onClick=\"JavaScript: toggleCityAir('C')\" type=radio checked name=locSearch />Search by City</label></td>"
				+ "<td class=txtSm3 valign=middle><label for=idRadA><input id=idRadA onClick=\"JavaScript: toggleCityAir('A')\" type=radio name=locSearch />Search by Airport</label></td>"
				+ "</tr></table>";
	toggleCityAir ('C');
	}
}