// Declaring variables for some of the validation functions

var defaultEmptyOK = false;
var phoneNumberDelimiters = "()- ";
var validUSPhoneChars = digits + phoneNumberDelimiters;
var whitespace = " \t\n\r";
var digits = "0123456789";
var lowercaseLetters = "abcdefghijklmnopqrstuvwxyz";
var uppercaseLetters = "ABCDEFGHIJKLMNOPQRSTUVWXYZ";
var digitsInUSPhoneNumber = 10;
var ZIPCodeDelimiters = "-";
var ZIPCodeDelimeter = "-";
var validZIPCodeChars = digits + ZIPCodeDelimiters;
var digitsInZIPCode1 = 5;
var digitsInZIPCode2 = 9;
var mPrefix = "You did not enter a value into the ";
var mSuffix = " field. This is a required field. Please enter it now.";
var iZIPCode = "This field must be a 5 or 9 digit U.S. ZIP Code (like 94043). Please reenter it now.";
var iUSPhone = "This field must be a 10 digit U.S. phone number (like 415 555 1212). Please reenter it now.";
var iEmail = "This field must be a valid email address (like foo@bar.com). Please reenter it now.";
var sStateCode = "State Code";
var sZIPCode = "ZIP Code";
var sPhone = "Phone Number";
var sEmail = "Email";

//*********************************************************************

function validate_email(theControl) {

	if ( theControl.value == "" || theControl.value.length <= 0 )   {
	   alert("I'm sorry. This email address must be filled in correct to send the form to our server. Please"

   		+" check the prefix and '@' sign.");
	   theControl.focus()

	   return false;

    }

    var reEmail = /^.+\@.+\..+$/
    var holderValue;
    var thisValue = theControl.value;

    // Check for e-mail addresses from ISPs and other sources that have been consistently
    // entered incorrectly.  If detected, correct the situation.
    if  (

            (thisValue.substring(thisValue.length - 4, thisValue.length).toLowerCase()) == '@aol' ||
            (thisValue.substring(thisValue.length - 4, thisValue.length).toLowerCase()) == '@msn' ||
            (thisValue.substring(thisValue.length - 6, thisValue.length).toLowerCase()) == '@yahoo' ||
            (thisValue.substring(thisValue.length - 6, thisValue.length).toLowerCase()) == '@lycos' ||
            (thisValue.substring(thisValue.length - 7, thisValue.length).toLowerCase()) == '@excite' ||
            (thisValue.substring(thisValue.length - 10, thisValue.length).toLowerCase()) == '@altavista' ||
            (thisValue.substring(thisValue.length - 11, thisValue.length).toLowerCase()) == '@compuserve' ||
            (thisValue.substring(thisValue.length - 8, thisValue.length).toLowerCase()) == '@prodigy' ||
            (thisValue.substring(thisValue.length - 8, thisValue.length).toLowerCase()) == '@hotmail' ||
            (thisValue.substring(thisValue.length - 9, thisValue.length).toLowerCase()) == '@netscape'
        )

        {

            holderValue = thisValue.concat('.com');
            thisValue = holderValue;
            theControl.value = thisValue;

        }

    if  (

            (thisValue.substring(thisValue.length - 5, thisValue.length).toLowerCase()) == '@home'

        )

        {

            holderValue = thisValue.concat('.net');
            thisValue = holderValue;
            theControl.value = thisValue;

        }

    // Now check the actual value of the e-mail address for validity.

    var flagFirstCheck = (theControl.value.length < 6) ||
        (thisValue.indexOf('@') == -1) ||
        (thisValue.indexOf('.') == -1) ||
        (thisValue.indexOf('@',(thisValue.indexOf('@')+1)) != -1) ||
        ((thisValue.indexOf('.')+1) == thisValue.length) ||
        ((thisValue.indexOf('@')+1) == thisValue.length)

    var flagSecondCheck = reEmail.test(thisValue)
    if ( flagFirstCheck || !flagSecondCheck)
    {

   alert("I'm sorry. This email address seems to be incorrect. Please"
   +" check the prefix and '@' sign.");
   theControl.focus()

        return false;

    }

    else {
        return true;

    }

}


function ValidateControl(control, prompt) {
  if (control.value=="") {
    alert("The " + prompt +" field is a required field, and it must be filled in before your form can be sent to our server.")
    control.focus()
    return false }
  return true
}



function PhoneFormat(evt) {
	IE = document.all;
        if (IE) {
        var keycode = window.event.keyCode;
        var shift   = window.event.shiftKey;
        var ctrl    = window.event.ctrlKey;
        var alt     = window.event.altKey;
        var pos = this.value.length + 1;
        var lparen  = (shift  && !ctrl && !alt && keycode == 40);
        var rparen  = (shift  && !ctrl && !alt && keycode == 41);
        var space   = (!shift && !ctrl && !alt && keycode == 32);
        var dash    = (!shift && !ctrl && !alt && keycode == 45);
        var slash   = (!shift && !ctrl && !alt && keycode == 47);
        var digit   = (!shift && !ctrl && !alt && keycode >= 48 && keycode <= 57);


                if (!lparen && !rparen && !space && !dash && !digit) return false;
                if (pos == 1  && lparen) return true;
                if (pos == 1  && digit) { this.value = '('; return true; }
                if (pos == 2  && digit) return true;
                if (pos == 3  && digit) return true;
                if (pos == 4  && digit) return true;
                if (pos == 5  && rparen) { this.value += ') '; return false; }
                if (pos == 5  && dash)   { this.value += ') '; return false; }
                if (pos == 5  && slash)  { this.value += ') '; return false; }
                if (pos == 5  && space)  { this.value += ') '; return false; }
                if (pos == 5  && digit)  { this.value += ') '; return true; }
                if (pos == 6  && space) return true;
                if (pos == 6  && digit) { this.value += ' '; return true; }
                if (pos == 7  && digit) return true;
                if (pos == 8  && digit) return true;
                if (pos == 9  && digit) return true;
                if (pos == 10 && dash) return true;
                if (pos == 10 && space) { this.value += '-'; return false; }
                if (pos == 10 && digit) { this.value += '-'; return true; }
                if (pos == 11 && digit) return true;
                if (pos == 12 && digit) return true;
                if (pos == 13 && digit) return true;
                if (pos == 14 && digit) return true;
        } else {
        keycode = evt.which;
        var bs = String.fromCharCode(evt.which);
                if (keycode >= 48 && keycode <= 57) return true;
                if (keycode == 0) return true;
                if ((keycode == 32) || (keycode >= 40 && keycode <= 41) || (keycode >= 45 && keycode <= 46)) return true;
                if (bs == "\b") return true;
                if (keycode == 13) wr4_hitReturn(); return false;
        }
return false;
}

function FSubmitValidation(form) {

        if (!validate_email(form.email, 'Your Email')) return false
        if (!ValidateControl(form.name,'Your Name')) return false
        if (!ValidateControl(form.phone,'Your Phone')) return false  

   return true }

// Additional Validation functions
//****************************************************************************
function isRadioButtonChecked (form)
{
	var radio_elem = document.step2.whichfloorplan;		   
	var cnt        = radio_elem.length;
	
	for (var i=0; i<cnt; i++) {   
		if (radio_elem[i].checked) {
			return true; 			
		}
		else {
			alert("You need to select a floorplan to continue.");	
    		return false;
		}	
	}
	
}

function isOptionSelected (theForm)
{
	var cntOpt = theForm.length;
	var allvalid = true;
	var alertstr = "";
	var checkbox_selected = false;
	
	for (var i=0; i<cntOpt; i++) {
		var theElement = theForm.elements[i];
		var element_type = theElement.type;

// Check Checkboxes ...
		if (element_type == "checkbox") {
			if (theElement.checked == true) {
				checkbox_selected = true;
				validstr += "From form element '" + element_name + "' you selected the \"" + element_value + "\" checkbox.\n\n";
			}
		}
	}
// .... End of loop through form elements ....
	
	if (checkbox_selected == false) {
		alertstr += "There are no options selected. Please select a package and/or option to continue.\n\n";
		allvalid = false;
	}
	
	if (allvalid) {
		alert (validstr);
		return false;
	} else {
		alert (alertstr);
		return false;
	}
	
}


function isDigit (c)
{   return ((c >= "0") && (c <= "9"))
}


function isEmpty(s)
{   return ((s == null) || (s.length == 0))
}

function warnInvalid (theField, s)
{   theField.focus()
    theField.select()
    alert(s)
    return false
}


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++)
    {   
        // Check that current character isn't whitespace.
        var c = s.charAt(i);
        if (bag.indexOf(c) == -1) returnString += c;
    }

    return returnString;
}


function isInteger (s)

{   var i;

    if (isEmpty(s)) 
       if (isInteger.arguments.length == 1) return defaultEmptyOK;
       else return (isInteger.arguments[1] == true);

    // Search through string's characters one by one
    // until we find a non-numeric character.
    // When we do, return false; if we don't, return true.

    for (i = 0; i < s.length; i++)
    {   
        // Check that current character is number.
        var c = s.charAt(i);

        if (!isDigit(c)) return false;
    }

    // All characters are numbers.
    return true;
}


function isUSPhoneNumber (s)
{   if (isEmpty(s)) 
       if (isUSPhoneNumber.arguments.length == 1) return defaultEmptyOK;
       else return (isUSPhoneNumber.arguments[1] == true);
    return (isInteger(s) && s.length == digitsInUSPhoneNumber)
}


function isZIPCode (s)
{  if (isEmpty(s)) 
       if (isZIPCode.arguments.length == 1) return defaultEmptyOK;
       else return (isZIPCode.arguments[1] == true);
   return (isInteger(s) && 
            ((s.length == digitsInZIPCode1) ||
             (s.length == digitsInZIPCode2)))
}


function reformat (s)

{   var arg;
    var sPos = 0;
    var resultString = "";

    for (var i = 1; i < reformat.arguments.length; i++) {
       arg = reformat.arguments[i];
       if (i % 2 == 1) resultString += arg;
       else {
           resultString += s.substring(sPos, sPos + arg);
           sPos += arg;
       }
    }
    return resultString;
}


function reformatUSPhone (USPhone)
{   return (reformat (USPhone, "(", 3, ") ", 3, "-", 4))
}


function checkUSPhone (theField, emptyOK)
{   if (checkUSPhone.arguments.length == 1) emptyOK = defaultEmptyOK;
    if ((emptyOK == true) && (isEmpty(theField.value))) return true;
    else
    {  var normalizedPhone = stripCharsInBag(theField.value, phoneNumberDelimiters)
       if (!isUSPhoneNumber(normalizedPhone, false)) 
          return warnInvalid (theField, iUSPhone);
       else 
       {  // if you don't want to reformat as (123) 456-789, comment next line out
          theField.value = reformatUSPhone(normalizedPhone)
          return true;
       }
    }
}


function checkZIPCode (theField, emptyOK)
{   if (checkZIPCode.arguments.length == 1) emptyOK = defaultEmptyOK;
    if ((emptyOK == true) && (isEmpty(theField.value))) return true;
    else
    { var normalizedZIP = stripCharsInBag(theField.value, ZIPCodeDelimiters)
      if (!isZIPCode(normalizedZIP, false)) 
         return warnInvalid (theField, iZIPCode);
      else 
      {  // if you don't want to insert a hyphen, comment next line out
         // theField.value = reformatZIPCode(normalizedZIP)
         return true;
      }
    }
}


function dealerlocValidation(form) {
		
		if (!ValidateControl(form.product,'Product')) return false
        if (!ValidateControl(form.zip,'Zip')) return false       

        return true

}