// =================================================================
// Functions specific to this page
// =================================================================
	var dateError = "Please check that the registration due date is correctly entered. It must be a valid Day, Month and Year combination.";
	var qtrStartDates = new Array(["0101", "31 December "],["0401", "31 March "],["0701", "30 June "],["1001","30 September "]);	
	var qtrEndDates = new Array(["0331", "30 March "],["0630", "29 June "],["0930", "29 September "],["1231", "30 December "]);	

	function initialiseFieldsFromContext()
	{

		// initialise screen components
	
		//Set initial focus on Suburb field
		//document.form1.formEffectiveDay.focus();
	
		// nothing to initialise because the screen component values directly reflect values in the context
		initiateQuarterInput();
		setupQuarterInput();
		//setupEffectiveDate();
		selectItem();
		//
		savedpolicyterm = document.getElementById("savedpolicyterm").value;	
		if(savedpolicyterm=="06")document.getElementById("register6").checked = "checked" ;	
		if(savedpolicyterm=="12")document.getElementById("register12").checked = "checked" ;	

	//	savedbusinessuse = document.getElementById("savedbusinessuse").value;	
	//	if(savedbusinessuse=="Y")document.getElementById("businessUseYes").checked = "checked" ;	
	//	if(savedbusinessuse=="N")document.getElementById("businessUseNo").checked = "checked" ;	
		
		savedITC = document.getElementById("savedITC").value;	
		if(savedITC=="Y")document.getElementById("ItcYes").checked = "checked" ;	
		if(savedITC=="N")document.getElementById("ItcNo").checked = "checked" ;	
		//displayITC(savedITC);
	}
	
	function setupEffectiveDate()
	{
		var effectiveElement = document.getElementById("policyStartDate");
		if(effectiveElement != null && !validation.isEmpty(effectiveElement))
		{
			var effectiveDate = effectiveElement.value;

			var yyyy = effectiveDate.substring(0,4);
			var mm   = dropLeadingZero(effectiveDate.substring(4,6));
			var dd   = dropLeadingZero(effectiveDate.substring(6));

			var effectiveDayElement   = document.getElementById("formEffectiveDay");
			var effectiveMonthElement = document.getElementById("formEffectiveMonth");
			var effectiveYearElement  = document.getElementById("formEffectiveYear");

			effectiveDayElement.selectedIndex = parseInt(dd,10);
			effectiveMonthElement.selectedIndex = parseInt(mm,10);
			effectiveYearElement.value = parseInt(yyyy,10);
		}
	}

	function initiateQuarterInput()
	{
		var formQuarterInput   = document.getElementById("formQuarterInput");
		var transDateElement = document.getElementById("transactionDate");
		var ListUtil = new Object();	
		var strVale = "unselected";

		ListUtil.add = function (oListbox, sName, sValue) 
		{
			var oOption = document.createElement('option');
			oOption.appendChild(document.createTextNode(sName));
			if (arguments.length == 3) 
			{
				oOption.setAttribute('value', sValue);
			}	
			oListbox.appendChild(oOption);
		}

		if (formQuarterInput != null && transDateElement != null)
		{
			ListUtil.add(formQuarterInput, "Please select", strVale);

			var now = convertStringToDate(transDateElement.value);
			now.setHours(0,0,0,0);
			var iYear = now.getFullYear();
			var iLastYear = iYear - 1;
			var iNextYear = iYear + 1;
			var year = iYear.toString();
			var lastYear = iLastYear.toString();
			var nextYear = iNextYear.toString();
			var qtrStartDate = "";
			var qtrEndDate = "";

			var cnt = qtrStartDates.length;
			var i = 0;
			for (i = 0; i < cnt; i++)
			{
				if (convertStringToDate(year + qtrStartDates[i][0]) <= now && now <= convertStringToDate(year + qtrEndDates[i][0]))
				{
					if (i == 0)
					{
						qtrStartDate = qtrStartDates[i][1] + lastYear;
					}
					else
					{
						qtrStartDate = qtrStartDates[i][1] + year;
					}
					qtrEndDate = qtrEndDates[i][1] + year;
					strVale = year + qtrStartDates[i][0]
					ListUtil.add(formQuarterInput, qtrStartDate + " to " + qtrEndDate, strVale);
					var sixWeeks = convertStringToDate(year + qtrEndDates[i][0]);
					sixWeeks.setDate(sixWeeks.getDate() - 42);
					if (now > sixWeeks)
					{
						if (i == cnt - 1)
						{
							i = 0;
							qtrEndDate = qtrEndDates[i][1] + nextYear;
							strVale = nextYear + qtrStartDates[i][0]
						}
						else
						{
							i++;
							qtrEndDate = qtrEndDates[i][1] + year;
							strVale = year + qtrStartDates[i][0]
						}
						qtrStartDate = qtrStartDates[i][1] + year;
						ListUtil.add(formQuarterInput, qtrStartDate + " to " + qtrEndDate, strVale);
					}
					break;
				}
			}
		}
	}

	function setupQuarterInput()
	{
		var effectiveElement = document.getElementById("policyStartDate");
		var formQuarterInput   = document.getElementById("formQuarterInput");
		var transDateElement = document.getElementById("transactionDate");
		if(effectiveElement != null && transDateElement != null && !validation.isEmpty(effectiveElement))
		{
			var effectiveDate = effectiveElement.value;

			var now = convertStringToDate(transDateElement.value);
			now.setHours(0,0,0,0);
			var iYear = now.getFullYear();
			var year = iYear.toString();

			var cnt = formQuarterInput.length;
			var i = 0;
			for (i = 0; i < cnt; i++)
			{
				if (effectiveDate == formQuarterInput.options[i].value)
				{
					formQuarterInput.selectedIndex = i;
					break;
				}
			}
		}
	}

	function convertStringToDate(strDate){
	    //string is expacted in format yyyymmdd
        if (strDate.length == 8){
	        var yearTxt = strDate.substring(0,4);
	        var monthTxt = strDate.substring(4,6);
	        var dayTxt = strDate.substring(6,8);
	        if (dayTxt != '  ' && monthTxt != '  ' && yearTxt != '  '){
	            var intDay = parseInt(dayTxt, 10);
	            var intMonth = parseInt(monthTxt, 10);
	            var intYear = parseInt(yearTxt, 10);
            	
	            var dateOut = new Date(intYear, intMonth-1, intDay);
	            return dateOut;
            }
        }
        return null;
    }
	//function displayITC(value) {
	//	//if business use question yes display ITC
	//	if(document.form1.businessUse[0].checked) {
	//		document.getElementById("ITC").className = "classOn";									
	//	} else {
	//		document.getElementById("ITC").className = "class";	
	//	}
	//}
	
	/* Vehicle class help text */																
	function selectItem() {
		items = document.getElementById("info").getElementsByTagName("tr")
		//hide all info
		for (i=0; i<items.length; i++) {								
			items[i].className = "classOff";
		}
		//display info and hide/show seating question

		var vh = document.form1.vehicleClass.value;
		if (vh=="10A" || vh=="10B" || vh=="11") {
			document.getElementById("seating").className = "classOn";	
			document.getElementById("c"+vh).className="classOn"		
		} else {
			document.getElementById("seatCapacity").value = "";																				
			document.getElementById("seating").className = "classOff";																				
			if(	document.getElementById("c"+vh))
				//example display 9a
				document.getElementById("c"+vh).className="classOn"		
			else
				//example 9a or 9b will display 9 (generic)
			document.getElementById("c"+parseInt(vh)).className="classOn"
		}
	}	
	
	
	function checkSeatCapacity(){		
		if(!validation.numeric(document.getElementById("seatCapacity")))
		 	alert(validation.errorMsg);
	}
	
	function onClick_submit(){
			
		//day =document.getElementById("formEffectiveDay").value;
		//month = document.getElementById("formEffectiveMonth").value;
		//year = document.getElementById("formEffectiveYear").value;
		//save effective date
		var polStartDate = document.getElementById("formQuarterInput").value;
		document.getElementById("policyStartDate").value = polStartDate;

		var error = new errorClass();

		if(polStartDate ==  "unselected")
		 	error.addError("Rego Date");
			

//		if (!validationDate.checkDate(day,month,year,new errorClass())){//we want to replace the error msh with our own
//			//error.addError(dateError);
//			document.getElementById("formEffectiveDay").focus();
//			alert(dateError);
//			return false;
//		}
		
		 	
		if(!document.getElementById("register6").checked==true &&  !document.getElementById("register12").checked==true )
		 	error.addError("Length of Rego");
			
		//if(!document.getElementById("businessUseYes").checked==true  &&  !document.getElementById("businessUseNo").checked==true )
		// 	error.addError("Business use");


		//if(document.getElementById("businessUseYes").checked==true ){
		if(!document.getElementById("ItcYes").checked==true && !document.getElementById("ItcNo").checked==true ) {
		 	error.addError("Input Tax Credit");
		}

		if(document.getElementById("seating").className == "classOn"){

			if( validation.isEmpty(document.getElementById("seatCapacity"))) error.addError("Seating capacity");
			if( !validation.numeric(document.getElementById("seatCapacity"))) {alert(validation.errorMsg); return false;}

		}
		
		if (error.getError() != null) {
			error.display();	
			return false;
		} else
			return true;
	}