var PanelOne = null;
	var PanelTwo = null;
	function chSearchType(sType)
	{
		if(PanelOne==null)PanelOne = document.getElementById("PanelOneTBL");
		if(PanelTwo==null)PanelTwo = document.getElementById("PanelTwoTBL");
		switch(sType){
			case "RoundTrip" : {
				PanelOne.style.display = "block";
				PanelTwo.style.display = "none";
				document.getElementById("ReturnFlightTR").style.display = document.all? "block" : "table-row";
				break;
			}
			case "OneWay" : {
				PanelOne.style.display = "block";
				PanelTwo.style.display = "none";
				document.getElementById("ReturnFlightTR").style.display = "none";
				break;
			}
			case "MultiDestination" : {
				PanelOne.style.display = "none";
				PanelTwo.style.display = "block";
				document.getElementById("ReturnFlightTR").style.display = "none";
				buildPanelTwo();
				break;
			}
		}
	}
	function buildPanelTwo()
	{
		segTotal = document.forms["AirSearchForm"].segCount.value;
		segToAdd = segTotal - (PanelTwo.rows.length-1);
		for(s=0;s<segToAdd;s++)addSegment();
	}
	function addSegment(){
		rowToAdd = PanelTwo.rows[PanelTwo.rows.length-2];
		rowIndex = PanelTwo.rows.length-1;
		//alert(rowIndex);
		newRow = PanelTwo.insertRow(rowIndex);
		for(i=0;i<rowToAdd.cells.length;i++){
			newCell = newRow.insertCell(i);
			innerHTML = rowToAdd.cells[i].innerHTML;
			switch(i){
				case 1 : {innerHTML = innerHTML.replace("fromCity_" + rowIndex,"fromCity_" + (rowIndex+1));break;}
				case 3 : {innerHTML = innerHTML.replace("toCity_" + rowIndex,"toCity_" + (rowIndex+1));break;}
				case 5 : {innerHTML = innerHTML.replace("flyDate_" + rowIndex,"flyDate_" + (rowIndex+1));break;}
				case 7 : {innerHTML = innerHTML.replace("flyTime_" + rowIndex,"flyTime_" + (rowIndex+1));break;}
			}
			//alert(innerHTML);
			newCell.innerHTML = innerHTML;
		}
		eButtons();
	}
	function removeSegment(){
		PanelTwo.deleteRow(PanelTwo.rows.length-2);
		eButtons();
	}
	function eButtons()
	{
		segCount = PanelTwo.rows.length-1;
		document.forms["AirSearchForm"].segCount.value = segCount;
		document.getElementById("AddSegmentBTN").disabled = segCount<4 ? false : true;
		document.getElementById("DelSegmentBTN").disabled = segCount>1 ? false : true;
	}
	function focusObj(obj){
		if(obj.value==obj.getAttribute("defValue"))obj.value="";
	}
	function blurObj(obj){
		if(obj.value=="")obj.value = obj.getAttribute("defValue");
		window.setTimeout(hideList2,100);
	}
	function OpenWin(url,name,features){
		window.open(url,name,features);
	}
	function ValidateSearch(formObj){
		alert_message = "";
alert(formObj);
		if (formObj == null)
		{
			formObj = document.forms["AirSearchForm"];
		}

		if(formObj.searchType[0].checked) {
			if(formObj.fromCity.value == "" || formObj.fromCity.value == formObj.fromCity.getAttribute("defValue"))alert_message += " - departure city\n";
			if(formObj.flyDate_from.value == "" || formObj.flyDate_from.value == formObj.flyDate_from.getAttribute("defValue"))alert_message += " - departure date\n";
			if(formObj.toCity.value == "" || formObj.toCity.value == formObj.toCity.getAttribute("defValue"))alert_message += " - arrival city\n";
			if(formObj.flyDate_return.value == "" || formObj.flyDate_return.value == formObj.flyDate_return.getAttribute("defValue"))alert_message += " - return date\n";

		}
		else if(formObj.searchType[1].checked) {
			if(formObj.fromCity.value == "" || formObj.fromCity.value == formObj.fromCity.getAttribute("defValue"))alert_message += " - departure city\n";
			if(formObj.toCity.value == "" || formObj.toCity.value == formObj.toCity.getAttribute("defValue"))alert_message += " - arrival city\n";
			if(formObj.flyDate_from.value == "" || formObj.flyDate_from.value == formObj.flyDate_from.getAttribute("defValue"))alert_message += " - departure date\n";
		}
		else if(formObj.searchType[2].checked) {
			for(i=1;i<=document.forms["AirSearchForm"].segCount.value;i++){
				if(formObj["fromCity_" + i].value == "" || formObj["fromCity_" + i].value == formObj["fromCity_" + i].getAttribute("defValue"))alert_message += " - flight #"+ i +" departure city\n";
				if(formObj["toCity_" + i].value == "" || formObj["toCity_" + i].value == formObj["toCity_" + i].getAttribute("defValue"))alert_message += " - flight #"+ i +" arrival city\n";
				if(formObj["flyDate_" + i].value == "" || formObj["flyDate_" + i].value == formObj["flyDate_" + i].getAttribute("defValue"))alert_message += " - flight #"+ i +" departure date\n";
			}
		}
		
		passNum = parseInt(formObj.aCount.value) + parseInt(formObj.sCount.value) + parseInt(formObj.cCount.value) + parseInt(formObj.yCount.value);
		if(passNum == 0){
			alert_message += " - the number of passangers travelling \n";
		}
		
		if(alert_message!=""){
			alert("The following information was not provided : \n" + alert_message);
			return false;
		}
		return true;
	}