function searchHotel(){
		var city = document.getElementById("select1");
		var cityId = city.options[city.options.selectedIndex].value ;
		var group = document.getElementById("select2");
		var groupId = group.options[group.options.selectedIndex].value ;
		
		if(cityId=="HKS"){
			group.options[2].selected = "selected";
			groupId = group.options[2].value;
		}else if(cityId=="MAC"){
			group.options[2].selected = "selected";
			groupId = group.options[2].value;
		}
/*		else if(cityId=="PEK"){
//			group.length = 5;
//			for(var i=1;i<5;i++){
//		  	 	var o = document.createElement("OPTION");
//		        o.text = select2.options[i].value="MP";
//		        o.value = select2.options[i].value=
//	        	hotelList.options.add(o);
//	        }	
		}else if(cityId=="SHA"){
			
		}else if(cityId=="NKG"){
			
		}else if(cityId=="SUZ"){
			
		}*/
		else if(cityId=="CKG"){
			group.options[1].selected = "selected";
			groupId = group.options[1].value;
		}else if(cityId=="CZX"){
			group.options[1].selected = "selected";
			groupId = group.options[1].value;
		}else if(cityId=="HGH"){
			group.options[1].selected = "selected";
			groupId = group.options[1].value;
		}else if(cityId=="TNA"){
			group.options[1].selected = "selected";
			groupId = group.options[1].value;
		}else if(cityId=="HNJ"){
			group.options[2].selected = "selected";
			groupId = group.options[2].value;
		}else if(cityId=="SHE"){
			group.options[1].selected = "selected";
			groupId = group.options[1].value;
		}else if(cityId=="SYX"){
			group.options[1].selected = "selected";
			groupId = group.options[1].value;
		}else if(cityId=="SZX"){
			group.options[2].selected = "selected";
			groupId = group.options[2].value;
		}else if(cityId=="TYN"){
			group.options[1].selected = "selected";
			groupId = group.options[1].value;
		}else if(cityId=="TAS"){
			group.options[1].selected = "selected";
			groupId = group.options[1].value;
		}else if(cityId=="CHZ"){
			group.options[1].selected = "selected";
			groupId = group.options[1].value;
		}else if(cityId=="YAZ"){
			group.options[2].selected = "selected";
			groupId = group.options[2].value;
		}else if(cityId=="ZUH"){
			group.options[1].selected = "selected";
			groupId = group.options[1].value;
		}else if(cityId=="TAO"){
			group.options[1].selected = "selected";
			groupId = group.options[1].value;
		}
		
		var req = newXMLHttpRequest();
		req.onreadystatechange = getReadyStateHandler(req, getHotel);
			
		req.open("POST", "/SearchHotelByParam", true);
		req.setRequestHeader("Content-Type", "application/x-www-form-urlencoded");	
		req.send("cityCode="+cityId+"&groupCode="+groupId) ;
	}
	function getHotel(xlXML) {
		var hotelList = document.getElementById("select3");
	    hotelList.options.length=1 ;
	    var root = xlXML.getElementsByTagName("root")[0];
	    if (root != null) {
	        var sub = root.getElementsByTagName("hotel");
	        for(var i=0;i<sub.length;i++){
		        var o = document.createElement("OPTION");
		        o.text = sub[i].getElementsByTagName("name")[0].firstChild.nodeValue;
		        o.value = sub[i].getElementsByTagName("hotelcode")[0].firstChild.nodeValue;
		        hotelList.options.add(o);
	        }
			if(hotelList.length==2){
	        	hotelList.options[1].selected = "selected";
	        }
		}
	}