// Copyright © 2001 by Apple Computer, Inc., All Rights Reserved.
//
// You may incorporate this Apple sample code into your own code
// without restriction. This Apple sample code has been provided "AS IS"
// and the responsibility for its operation is yours. You may redistribute
// this code, but you are not permitted to redistribute it as
// "Apple sample code" after having made changes.

// email
function checkName(string, errMsg){
	var error="";
	if(string=="" || string =='Name'){
		error = errMsg;	
	}
	return error;
}
function checkEmail (strng) {
var error="";
if (strng == "") {
   error = "You didn't enter an email address.\n";
}

    var emailFilter=/^.+@.+\..{2,3}$/;
    if (!(emailFilter.test(strng))) { 
       error = "Please enter a valid email address.\n";
    }
    else {
//test email for illegal characters
       var illegalChars= /[\(\)\<\>\,\;\:\\\"\[\]]/
         if (strng.match(illegalChars)) {
          error = "The email address contains illegal characters.\n";
       }
    }
return error;    
}


// phone number - strip out delimiters and check for 10 digits

function checkPhone (strng, errMsg) {
var error = "";
if (strng == "") {
   error = errMsg;
}

var stripped = strng.replace(/[\(\)\.\-\ ]/g, ''); //strip out acceptable non-numeric characters
    if (isNaN(parseInt(stripped))) {
       error = errMsg;
  
    }
    if (!(stripped.length == 10)) {
	error = errMsg;
    } 
return error;
}


// password - between 6-8 chars, uppercase, lowercase, and numeral

function checkPassword (strng) {
var error = "";
if (strng == "") {
   error = "You didn't enter a password.\n";
}

    var illegalChars = /[\W_]/; // allow only letters and numbers
    
    if ((strng.length < 6) || (strng.length > 8)) {
       error = "The password is the wrong length.\n";
    }
    else if (illegalChars.test(strng)) {
      error = "The password contains illegal characters.\n";
    } 
    else if (!((strng.search(/(a-z)+/)) && (strng.search(/(A-Z)+/)) && (strng.search(/(0-9)+/)))) {
       error = "The password must contain at least one uppercase letter, one lowercase letter, and one numeral.\n";
    }  
return error;    
}    


// username - 4-10 chars, uc, lc, and underscore only.

function checkUsername (strng) {
var error = "";
if (strng == "") {
   error = "You didn't enter a username.\n";
}


    var illegalChars = /\W/; // allow letters, numbers, and underscores
    if ((strng.length < 4) || (strng.length > 10)) {
       error = "The username is the wrong length.\n";
    }
    else if (illegalChars.test(strng)) {
    error = "The username contains illegal characters.\n";
    } 
return error;
}       


// non-empty textbox

function isEmpty(strng) {
var error = "";
  if (strng.length == 0) {
     error = "The mandatory text area has not been filled in.\n"
  }
return error;	  
}

// was textbox altered

function isDifferent(strng) {
var error = ""; 
  if (strng != "Can\'t touch this!") {
     error = "You altered the inviolate text area.\n";
  }
return error;
}

// exactly one radio button is chosen

function checkRadio(checkvalue) {
var error = "";
   if (!(checkvalue)) {
       error = "Please check a radio button.\n";
    }
return error;
}

// valid selector from dropdown list

function checkDropdown(choice) {
var error = "";
    if (choice == 0) {
    error = "You didn't choose an option from the drop-down list.\n";
    }    
return error;
}   
function checkSplitPhone(p1, p2, p3, err){
	error="";
	if(isNaN(p1) || isNaN(p2) || isNaN(p3)){
		error=err;
	}
	if(p1.length < 3 || p2.length < 3 || p3.length < 4){
		error=err;
	}
	return error;
}
function numLimit(keypressed, input, nextInputId, limit){
	var v = input.value;
	var nextInput = document.getElementById(nextInputId);
	if(v.length >= limit && !checkOkayKeys(keypressed)){
		nextInput.value = '';
		nextInput.focus();
	}
}
function checkOkayKeys(e){//Make sure the key the are trying to press is part of the number e.g. not backspace, shift or tab
	if(e.keyCode == 8 || e.keyCode == 9 || e.keyCode == 16 || e.keyCode == 13 ){
		return true;
	}
	return false;	
}
function subForm(){
		//define split phone number vairables as variables for ease of use
		p1 = document.forms["contact_form"].p1.value;
		p2 = document.forms["contact_form"].p2.value;
		p3 = document.forms["contact_form"].p3.value;
		//
		ap1 = document.forms["contact_form"].ap1.value;
		ap2 = document.forms["contact_form"].ap2.value;
		ap3 = document.forms["contact_form"].ap3.value;
		//start error checking process
		errors = checkName(document.forms["contact_form"].Unsecured_Debt.value, "Please select a debt amount.\n");
		errors += checkName(document.forms["contact_form"].State.value, "Please select a State.\n");
		errors += checkName(document.forms["contact_form"].First_Name.value, "Please enter a first name.\n");
		errors += checkName(document.forms["contact_form"].Last_Name.value, "Please enter a last name.\n");
		errors += checkSplitPhone(p1, p2, p3, "Please check the home phone number you entered.\n");
		if(ap1.length > 0 || ap2.length > 0 || ap3.length > 0){//if evening phone is defined
			errors += checkSplitPhone(ap1, ap2, ap3, "Please check the work phone number you entered.\n");
		}
		errors += checkEmail(document.forms["contact_form"].Email.value, "Please enter a vaild email.");
	if(errors !=""){
		alert(errors);	
	}else{
		document.forms["contact_form"].Home_Phone.value = p1+p2+p3;
		document.forms["contact_form"].Work_Phone.value = ap1+ap2+ap3;
		document.forms["contact_form"].submit();	
	}
}