// JavaScript Document
function AdjustPricing(){
	if(document.frmResRequest.aaaMember.checked){
		document.getElementById("divCosts").innerHTML = document.getElementById("divAAAPrices").innerHTML;
	}
	else{
		document.getElementById("divCosts").innerHTML = document.getElementById("divNonAAAPrices").innerHTML;
	}
	document.getElementById("divTotalCost").innerHTML = "";
}

function CheckDates(){
	var arriveDate = new Date(document.frmResRequest.arrival.value);
	var departDate = new Date(document.frmResRequest.depart.value);
	if(arriveDate && departDate){
		if(arriveDate > departDate){
			alert("You cannot arrive after you depart.\n Please select a valid date.");
			document.frmResRequest.depart.value = "";
			document.frmResRequest.arrive.focus();
			return;
		}
	}	
}

function SetType(thisType){
	document.frmResRequest.typeDesc.value = thisType;
}

function CalcTotal(){
	var totalDays;
	var totalHours;
	var outputStr;
	var thisPage = String(window.location);
	
	if(document.frmResRequest.arrival.value.length > 0){
		var arriveDate = document.frmResRequest.arrival.value;
	}
	
	for(var i=0; i<document.frmResRequest.ariHour.length; i++){
		if(document.frmResRequest.ariHour[i].selected){
			var arriveHour = document.frmResRequest.ariHour[i].value;
			if(parseInt(arriveHour) < 10) arriveHour = "0"+arriveHour;
		}
	}
	
	for(var i=0; i<document.frmResRequest.ariMinute.length; i++){
		if(document.frmResRequest.ariMinute[i].selected){
			var arriveMinute = document.frmResRequest.ariMinute[i].value;
			if(parseInt(arriveMinute) < 10) arriveMinute = "0"+arriveMinute;
		}
	}
	
	for(var i=0; i<document.frmResRequest.ariAP.length; i++){
		if(document.frmResRequest.ariAP[i].selected){
			var arriveAMPM = document.frmResRequest.ariAP[i].value;
		}
	}
	
	if(arriveDate && arriveHour && arriveMinute && arriveAMPM){
		var arriveDate = arriveDate+" "+arriveHour+":"+arriveMinute+":00 "+arriveAMPM;
		arriveDate = new Date(arriveDate);
	}
	
	if(document.frmResRequest.depart.value.length > 0){
		var departDate = document.frmResRequest.depart.value;
	}
	
	for(var i=0; i<document.frmResRequest.depHour.length; i++){
		if(document.frmResRequest.depHour[i].selected){
			var departHour = document.frmResRequest.depHour[i].value;
			if(parseInt(departHour) < 10) departHour = "0"+departHour;
		}
	}
	
	for(var i=0; i<document.frmResRequest.depMinute.length; i++){
		if(document.frmResRequest.depMinute[i].selected){
			var departMinute = document.frmResRequest.depMinute[i].value;
			if(parseInt(departMinute) < 10) departMinute = "0"+departMinute;
		}
	}
	
	for(var i=0; i<document.frmResRequest.depAP.length; i++){
		if(document.frmResRequest.depAP[i].selected){
			var departAMPM = document.frmResRequest.depAP[i].value;
		}	
	}
	
	if(departDate && departHour && departMinute && departAMPM){
		var departDate = departDate+" "+departHour+":"+departMinute+":00 "+departAMPM;
		departDate = new Date(departDate);
	}
	
	var busFee = document.frmResRequest.bus_cost.value;
	
	for(var i=0; i < document.frmResRequest.cost_type.length; i++){
		if(document.frmResRequest.cost_type[i].checked){
			var costType = document.frmResRequest.cost_type[i].value;
		}
	}
	
	if(arriveDate && departDate){				
		totalHours = DateDiff("h", arriveDate, departDate);
		// totalHours = totalHours-1;
		if(parseFloat(totalHours) != parseInt(totalHours)){
			totalHours = parseInt(totalHours) + 1;
		}
	}
		
	totalDays = parseFloat(totalHours) / 24;
	if(parseFloat(totalDays) != parseInt(totalDays)) totalDays = parseInt(totalDays) + 1;
	var testStr = "_koa.asp";
	if(thisPage.indexOf(testStr) > 0){
		totalDays = totalDays - 1;
	}	
	var totalDayCost = totalDays * parseFloat(costType);
	var grandTotal = parseFloat(totalDayCost) + parseFloat(busFee);
	if(!isNaN(totalDayCost) && !isNaN(grandTotal)){
		CheckDates();
		if(thisPage.indexOf(testStr) > 0){
			subTotal = parseFloat(totalDayCost) + parseFloat(costType) + parseFloat(busFee);
			outputStr = "<table align=left width=317><tr><td></td><td>"+
				"</td></tr><tr><td align='left'>Airport Access Fee:</td><td>$"+CurrencyFormatted(busFee)+				
				" </td></tr><tr><td>Sub Total:</td><td>"+CurrencyFormatted(subTotal)+
				"</td></tr><tr><td col='2'><font  color='#FF0000'><strong>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;You Save $"+
				CurrencyFormatted(costType)+				
				"!!</td></tr><tr><td align='left'>Grand Total:</td><td>$"+(CurrencyFormatted(grandTotal))+
				"</td></tr></tr></table>";
		}
		else{
			outputStr = "<table align=left width=317><tr></tr><tr><td align='left'>Total Hours:</td><td>"+totalHours+
				"</td></tr><tr><td align='left'>Number of days:</td><td>"+totalDays+
				"</td></tr><tr><td align='left'>Total:</td><td>$"+CurrencyFormatted(totalDayCost)+
				"</td></tr><tr><td align='left'>Airport Access Fee:</td><td>$"+CurrencyFormatted(busFee);
			outputStr = outputStr+"</td></tr><tr><td align='left'>Grand Total:</td><td>$"+(CurrencyFormatted(grandTotal))+
				"</td></tr></tr></table>";
		}
		document.frmResRequest.totalCost.value = CurrencyFormatted(grandTotal);
		document.getElementById("divTotalCost").innerHTML = outputStr;
	}
}

function DateDiff(byType, fromDate, toDate){
	var totalMiliseconds = toDate.getTime() - fromDate.getTime();
	var totalSeconds = totalMiliseconds / 1000;
	var totalMinutes = (totalSeconds / 60);
	var totalHours = totalMinutes / 60;
	//alert("PF:"+parseFloat(totalHours)+" PI:"+parseInt(totalHours))
	if(parseFloat(totalHours) != parseInt(totalHours)){
		totalHours = parseInt(totalHours) + 1;
	}
	var totalDays = totalHours / 24;	
	
	if(parseFloat(totalDays) != parseInt(totalDays)){
		totalDays = parseInt(totalDays) + 1;
	}
	switch(byType){// This needs to be completed to accomdate more switches
		case "h":
			return totalHours;
			break;
	}
}

function CurrencyFormatted(amount){
	var i = parseFloat(amount);
	if(isNaN(i)) { i = 0.00; }
	var minus = '';
	if(i < 0) { minus = '-'; }
	i = Math.abs(i);
	i = parseInt((i + .005) * 100);
	i = i / 100;
	s = new String(i);
	if(s.indexOf('.') < 0) { s += '.00'; }
	if(s.indexOf('.') == (s.length - 2)) { s += '0'; }
	s = minus + s;
	return s;
}

function validate_form(thisform) {
	if (!validateArea(thisform)) return false;
	with (thisform) {	
		var inputs = thisform.getElementsByTagName("input");
		var textareas = thisform.getElementsByTagName("textarea");
		var selects = thisform.getElementsByTagName("select");
		var checkboxes = thisform.getElementsByTagName("checkbox");
		
		for (var i=0; i < inputs.length; i++) {
			inputs[i].style.background = "#ffffff";//sets the background color of the required field back to white
		}
		for (var i=0; i < textareas.length; i++) {
			textareas[i].style.background = "#ffffff";//sets the background color of the required field back to white
		}
		for (var i=0; i < selects.length; i++) {
			selects[i].style.background = "#ffffff";//sets the background color of the required field back to white
		}
		for (var i=0; i < inputs.length; i++) {
			if(inputs[i].type == "checkbox" && !inputs[i].checked && inputs[i].className.toUpperCase() == "REQ"){
				alert("Please read the disclaimer before proceeding.");
				inputs[i].style.background = "#FFBBBB";//sets the background color of the required field yellow
				inputs[i].focus();
				return false;
			}
			if (inputs[i].className.toUpperCase() == "REQ" && (inputs[i].type == "text" || inputs[i].type == "password") && inputs[i].value.length==0) {
				alert("\t\tREQUIRED FIELD IS BLANK!\n\n" + inputs[i].name.replace("*", "") + " is required. Please complete all required fields in form.");
				inputs[i].style.background = "#FFBBBB";//sets the background color of the required field yellow
				inputs[i].focus();
				return false;
			}
		}
		for (var i=0; i < textareas.length; i++) {
			if(textareas[i].className.toUpperCase() == "REQ" && textareas[i].value.length < 1) {
				alert("\t\tREQUIRED FIELD IS BLANK!\n\n" + textareas[i].name.replace("*", "") + " is required. Please complete all required fields in form.");
				textareas[i].style.background = "#FFBBBB";//sets the background color of the required field yellow
				textareas[i].focus();
				return false;
			}
		}
		for (var i=0; i < selects.length; i++) {
			if (selects[i].className.toUpperCase() == "REQ" && selects[i].value.length==0) {
				alert("\t\tREQUIRED FIELD IS BLANK!\n\n" + selects[i].name.replace("*", "") + " is required. Please select an item from drop down");
				selects[i].style.background = "#FFBBBB";//sets the background color of the required field yellow
				selects[i].focus();
				return false;
			}
		}
		/*if(isdefined(document, 'contact_email')) {
			if (validate_required(contact_email,"Email must be filled out!")==false) {
				email.focus();
				return false;
			}
			else if(validate_email(contact_email,"Not a valid e-mail address!")==false) {
				email.focus();
				return false;
			}
		}*/
	}
	for(i = 0;i < thisform.elements.length; i++){
		if(thisform.elements[i].type == "select-one"){
			if(thisform.elements[i].value.length == 0 || 
			thisform.elements[i].value == "H" || 
			thisform.elements[i].value == "M"){
				alert("Please select a value.");
				thisform.elements[i].focus();
				return false;
				break;
			}
		}
	}
}

function validate_required(field,alerttxt) {
	with (field) {
		if (value==null||value=="")	{
			alert(alerttxt);
			return false;
		}
		else {
			return true;
		}
	}
}

function validate_email(field,alerttxt) {
	with (field) {
		apos=value.indexOf("@");
		dotpos=value.lastIndexOf(".");
		if (apos<1||dotpos-apos<2) {
			alert(alerttxt);
			return false;
		}
		else {
			return true;
		}
	}
}

// use this function like this...
//<textarea name="comment" rows="6" cols="30" onkeypress="return validateChars(event, document.frm);"></textarea>
function validateChars(e, thisForm) {
	var keynum;
	var keychar;
	var charCheck;
	if(window.event) { // IE 
		keynum = e.keyCode;
	}
	else if(e.which) {// Netscape/Firefox/Opera
		keynum = e.which;
	}
	keychar = String.fromCharCode(keynum);
	charCheck = /[[@]/;
	if (charCheck.test(keychar))
		alert("Square braces( [ ) and at symbols( @ ) are not allowed.");
	if (!charCheck.test(keychar))
		validateArea(thisForm);
	return !charCheck.test(keychar);
}

function validateArea(thisForm) {
	textAreas = thisForm.getElementsByTagName("textarea");
	returnValue = true;
	for (i = 0; i < textAreas.length; i++) {
		if (textAreas[i].value.indexOf("[") != -1 || textAreas[i].value.indexOf("@") != -1) {
			do {
				textAreas[i].value = textAreas[i].value.replace("[", "");
			} while (textAreas[i].value.indexOf("[") != -1);
			do {
				textAreas[i].value = textAreas[i].value.replace("@", "");
			} while (textAreas[i].value.indexOf("@") != -1);
			returnValue = false;
		}
	}
	if (!returnValue)
		alert("Square braces( [ ) and at symbols( @ ) are not allowed. They have been removed.");
	return returnValue;
}

function isdefined(object, variable) {
	return (typeof(eval(object)[variable]) != 'undefined');
}