// JavaScript Document

var dtCh= "/";
var minYear=1900;
var maxYear=2100;

function isInteger(s){
	var i;
    for (i = 0; i < s.length; i++){   
        // Check that current character is number.
        var c = s.charAt(i);
        if (((c < "0") || (c > "9"))) return false;
    }
    // All characters are numbers.
    return true;
}

function stripCharsInBag(s, bag){
	var i;
    var returnString = "";
    // Search through string's characters one by one.
    // If character is not in bag, append to returnString.
    for (i = 0; i < s.length; i++){   
        var c = s.charAt(i);
        if (bag.indexOf(c) == -1) returnString += c;
    }
    return returnString;
}

function daysInFebruary (year){
	// February has 29 days in any year evenly divisible by four,
    // EXCEPT for centurial years which are not also divisible by 400.
    return (((year % 4 == 0) && ( (!(year % 100 == 0)) || (year % 400 == 0))) ? 29 : 28 );
}
function DaysArray(n) {
	for (var i = 1; i <= n; i++) {
		this[i] = 31
		if (i==4 || i==6 || i==9 || i==11) {this[i] = 30}
		if (i==2) {this[i] = 29}
   } 
   return this
}

function listFields(who){
	who = eval('document.' + who);
	var tempList = new Array(who.elements[0].name);
	for(var i = 1; i < who.length; i ++){
		if(who.elements[i].name != who.elements[i-1].name){
			tempList[tempList.length] = ' ' + who.elements[i].name;			
		}else{
			if(who.elements[i].type != 'radio'){
				alert('A duplicate field name exists in your form');
				tempList[tempList.length] = ' ' + who.elements[i].name;
			}		
		}
	}	
	document.write(tempList);
}

function MM_preloadImages() { //v3.0
  var d=document; if(d.images){ if(!d.MM_p) d.MM_p=new Array();
    var i,j=d.MM_p.length,a=MM_preloadImages.arguments; for(i=0; i<a.length; i++)
    if (a[i].indexOf("#")!=0){ d.MM_p[j]=new Image; d.MM_p[j++].src=a[i];}}
}

function MM_swapImgRestore() { //v3.0
  var i,x,a=document.MM_sr; for(i=0;a&&i<a.length&&(x=a[i])&&x.oSrc;i++) x.src=x.oSrc;
}

function MM_findObj(n, d) { //v4.01
  var p,i,x;  if(!d) d=document; if((p=n.indexOf("?"))>0&&parent.frames.length) {
    d=parent.frames[n.substring(p+1)].document; n=n.substring(0,p);}
  if(!(x=d[n])&&d.all) x=d.all[n]; for (i=0;!x&&i<d.forms.length;i++) x=d.forms[i][n];
  for(i=0;!x&&d.layers&&i<d.layers.length;i++) x=MM_findObj(n,d.layers[i].document);
  if(!x && d.getElementById) x=d.getElementById(n); return x;
}

function MM_swapImage() { //v3.0
  var i,j=0,x,a=MM_swapImage.arguments; document.MM_sr=new Array; for(i=0;i<(a.length-2);i+=3)
   if ((x=MM_findObj(a[i]))!=null){document.MM_sr[j++]=x; if(!x.oSrc) x.oSrc=x.src; x.src=a[i+2];}
}

function MM_reloadPage(init) {  //reloads the window if Nav4 resized
  if (init==true) with (navigator) {if ((appName=="Netscape")&&(parseInt(appVersion)==4)) {
    document.MM_pgW=innerWidth; document.MM_pgH=innerHeight; onresize=MM_reloadPage; }}
  else if (innerWidth!=document.MM_pgW || innerHeight!=document.MM_pgH) location.reload();
}

MM_reloadPage(true);

function chkEmail(objName){
// Check for @ and .
	var checkStr = objName;
	var hasAt = false;
	var hasDot = false;
	for (i = 0;  i < checkStr.value.length;  i++){
		ch = checkStr.value.charAt(i);
		if (ch == "@")
			hasAt = true;
		if (ch == ".")
			hasDot = true;
	}
	if (!hasAt){	
		return false;
	}
	if (!hasDot){	
		return false;
	}
}

function ConfirmCancel(msg){
	return(confirm(msg));
					
}

function open_win(Dest,features){
	win_features = features + 'Scrollbars=No,left=50,top=100,alwaysraised=Yes,alwaysshow=yes';
	window.open(Dest,'',win_features);
}

//enable fields if 'why' is true i.e. - onChange="enableIf('Used',[purchasemileage,nowmileage])"
function enableIf(who,why,what){
	if(navigator.appName != "Netscape"){
		var form = who;
		var c = true;
		if(event.srcElement.checked == why){
			c = false;
		}	
		for(var i=0; i < what.length; i ++){
			f = what[i];
			eval('document.' + form + '.' + f).disabled = c;
		}
	}
}
function validateQuote(){
//name, address, city, state, zip, phone, typegroup, numberpeople, departcity, departstate, departdate, destinationcity, destinationstate, returndate
	e = true;
	var timeday = 0;
	var returntimeday = 0;
	var usage = 0;
	var straightthrough = 0;
	alert_str = 'Your quote request had the following errors:';
	if(document.requestQuote.name.value == '') {
		alert_str += '\n    MISSING Group Leader\'s Name.';
		e = false;
	}
	if(document.requestQuote.address.value == '') {
		alert_str += '\n    MISSING Address.';
		e = false;
	}	
	if(document.requestQuote.city.value == '') {
		alert_str += '\n    MISSING City.';
		e = false;
	}
	if(document.requestQuote.state.value == '0') {
		alert_str += '\n    SELECT State.';
		e = false;
	}	
	if(document.requestQuote.zip.value == '') {
		alert_str += '\n    MISSING Zip.';
		e = false;
	}
	if(document.requestQuote.phone.value == '') {
		alert_str += '\n    MISSING Phone.';
		e = false;
	}
	else {
		if(document.requestQuote.phone.value.length < 7) {
			alert_str += '\n    INVALID Phone.';
			e = false;
		}	
	}	
	if(document.requestQuote.typegroup.value == '0') {
		alert_str += '\n    SELECT Type of Group.';
		e = false;
	}
	if(document.requestQuote.numberpeople.value == '') {
		alert_str += '\n    MISSING # of People.';
		e = false;
	}
	if(document.requestQuote.departMonth.value == '0') {
		alert_str += '\n    SELECT Departure Month.';
		e = false;
	}
	if(document.requestQuote.departDate.value == '0') {
		alert_str += '\n    SELECT Departure Date.';
		e = false;
	}			
	if(document.requestQuote.departTime.value == '0') {
		alert_str += '\n    SELECT Departure Time.';
		e = false;
	}	
	if(document.requestQuote.pickupname.value == '') {
		alert_str += '\n    MISSING Pick Up Location Name.';
		e = false;
	}
	if(document.requestQuote.pickupaddress.value == '') {
		alert_str += '\n    MISSING Pick Up Address.';
		e = false;
	}	
	if(document.requestQuote.departcity.value == '') {
		alert_str += '\n    MISSING Departure City.';
		e = false;
	}
	if(document.requestQuote.departstate.value == '0') {
		alert_str += '\n    SELECT Departure State.';
		e = false;
	}				
	for(var a = 0; a < document.requestQuote.straight.length; a++){
		if(document.requestQuote.straight[a].checked == false){
			straightthrough += 1;	
		}
	}
	if(straightthrough == document.requestQuote.straight.length){
		alert_str += '\n    SELECT If you are traveling straight through.';
		e = false;
	}
	if(document.requestQuote.destinationcity.value == '') {
		alert_str += '\n    MISSING Destination City.';
		e = false;
	}
	if(document.requestQuote.destinationstate.value == '0') {
		alert_str += '\n    SELECT Destination State.';
		e = false;
	}
	for(var b = 0; b < document.requestQuote.use.length; b++){
		if(document.requestQuote.use[b].checked == false){
			usage += 1;	
		}
	}
	if(usage == document.requestQuote.use.length){
		alert_str += '\n    SELECT If you need use of bus after reaching your destination.';
		e = false;
	}			
	if(document.requestQuote.returnMonth.value == '0') {
		alert_str += '\n    SELECT Return Month.';
		e = false;
	}
	if(document.requestQuote.returnDate.value == '0') {
		alert_str += '\n    SELECT Return Date.';
		e = false;
	}			
	if(document.requestQuote.returnTime.value == '0') {
		alert_str += '\n    SELECT Return Time.';
		e = false;
	}						
	if(e)
		return true;
	else {
		alert(alert_str);
		return false;
	}	
}

function validateContact() {
	e = true;
	alert_str = 'Your contact form submission had the following errors:';
	if(document.contactForm.company.value == '') {
		alert_str += '\n    MISSING Company Name.';
		e = false;
	}	
	if(document.contactForm.name.value == '') {
		alert_str += '\n    MISSING Contact Name.';
		e = false;
	}
	if(document.contactForm.city.value == '') {
		alert_str += '\n    MISSING City.';
		e = false;
	}
	if(document.contactForm.state.value == '0') {
		alert_str += '\n    SELECT State.';
		e = false;
	}
	if(document.contactForm.zip.value == '') {
		alert_str += '\n    MISSING Zip.';
		e = false;
	}		
	if(document.contactForm.phone.value == '') {
		alert_str += '\n    MISSING Phone.';
		e = false;
	}
	else {
		if(document.contactForm.phone.value.length < 7) {
			alert_str += '\n    INVALID Phone.';
			e = false;
		}	
	}
	if(document.contactForm.infoRequested.value == '0') {
		alert_str += '\n    SELECT Info Requested.';
		e = false;
	}	
	if(e)
		return true;
	else {
		alert(alert_str);
		return false;
	}
}	

function validateSaleInquiry() {
	e = true;
	alert_str = 'Your inquiry submission had the following errors:';
	if(document.saleForm.company.value == '') {
		alert_str += '\n    MISSING Company Name.';
		e = false;
	}	
	if(document.saleForm.name.value == '') {
		alert_str += '\n    MISSING Contact Name.';
		e = false;
	}
	if(document.saleForm.city.value == '') {
		alert_str += '\n    MISSING City.';
		e = false;
	}
	if(document.saleForm.state.value == '0') {
		alert_str += '\n    SELECT State.';
		e = false;
	}
	if(document.saleForm.zip.value == '') {
		alert_str += '\n    MISSING Zip.';
		e = false;
	}		
	if(document.saleForm.phone.value == '') {
		alert_str += '\n    MISSING Phone.';
		e = false;
	}
	else {
		if(document.saleForm.phone.value.length < 7) {
			alert_str += '\n    INVALID Phone.';
			e = false;
		}	
	}	
	if(e)
		return true;
	else {
		alert(alert_str);
		return false;
	}
}

function validateEmailPassword() {
	e = true;
	alert_str = 'You must enter a username.';
	if(document.loginForm.username.value == '') {
		e = false;
	}		
	if(e)
		return true;
	else {
		alert(alert_str);
		return false;
	}
}	

function validateLogin() {
	e = true;
	alert_str = 'Your login had the following errors:';
	if(document.loginForm.username.value == '') {
		alert_str += '\n    MISSING Username.';
		e = false;
	}	
	if(document.loginForm.password.value == '') {
		alert_str += '\n    MISSING Password.';
		e = false;
	}		
	if(e)
		return true;
	else {
		alert(alert_str);
		return false;
	}
}	

function isDate(dtStr){
	var daysInMonth = DaysArray(12)
	var pos1=dtStr.indexOf(dtCh)
	var pos2=dtStr.indexOf(dtCh,pos1+1)
	var strMonth=dtStr.substring(0,pos1)
	var strDay=dtStr.substring(pos1+1,pos2)
	var strYear=dtStr.substring(pos2+1)
	strYr=strYear
	if (strDay.charAt(0)=="0" && strDay.length>1) strDay=strDay.substring(1)
	if (strMonth.charAt(0)=="0" && strMonth.length>1) strMonth=strMonth.substring(1)
	for (var i = 1; i <= 3; i++) {
		if (strYr.charAt(0)=="0" && strYr.length>1) strYr=strYr.substring(1)
	}
	month=parseInt(strMonth)
	day=parseInt(strDay)
	year=parseInt(strYr)
	if (pos1==-1 || pos2==-1){
		//alert("The date format should be : mm/dd/yyyy")
		return false
	}
	if (strMonth.length<1 || month<1 || month>12){
		//alert("Please enter a valid month")
		return false
	}
	if (strDay.length<1 || day<1 || day>31 || (month==2 && day>daysInFebruary(year)) || day > daysInMonth[month]){
		//alert("Please enter a valid day")
		return false
	}
	if (strYear.length != 4 || year==0){
		//alert("Please enter a valid 4 digit year between "+minYear+" and "+maxYear)
		return false
	}
	if (dtStr.indexOf(dtCh,pos2+1)!=-1 || isInteger(stripCharsInBag(dtStr, dtCh))==false){
		//alert("Please enter a valid date")
		return false
	}
return true
}

function isTime(timeStr) {
	var colonPos = -1;
	var meridianPos = -1;
	var returnVal = true;
	
	colonPos = timeStr.indexOf(':');
	meridianPos = timeStr.toUpperCase().indexOf('AM');

	if (meridianPos < 1){
		meridianPos = timeStr.toUpperCase().indexOf('PM');
	}

	if (colonPos < 1){
		//alert('Missing Colon');
		returnVal = false;	
	}
	
	if (isNaN(timeStr.substring(0,colonPos))){
		//alert('Invalid Hours');
		returnVal = false;
	}else{
		if ( (timeStr.substring(0,colonPos) < 1) || (timeStr.substring(0,colonPos) > 12)){
			//alert('Hours must be less than 12');
			returnVal = false;
		}
	}
	if (meridianPos < 1){
		//alert('Missing AM/PM');
		returnVal = false;
	}else{
		
		if (isNaN(timeStr.substring(colonPos+1,meridianPos))){
			//alert('Invalid minutes');
			returnVal = false;
		} else{
			if (timeStr.substring(colonPos+1,meridianPos) > 59){
				//alert('Minutes must be less than 60');
				returnVal = false;
			}
		}
	}
	
	return returnVal;
}