function validatePhone(number) {
/*	new version by Laurence 2004 Nov 26
	RegExp is a Javascript1.2 feature; tested successfully in WinIE 5.0+, MacIE 5.1, Safari 1.0, WinNN 4.7, WinNN 6.2, WinMoz 1.7
	The pattern matches groups of 3, 3 and 4 digits found in that order anywhere in the string.
*/
	var myRegExp = /(\d{3}).*(\d{3}).*(\d{4})/;	
	var sPos = number.search(myRegExp);
	if ( sPos >= 0 ) {
	//	number = "(" + RegExp.$1 + ")" + RegExp.$2 + "-" + RegExp.$3; this would format as (000)000-0000
		return true;
	} else {
		return false;
	}
}

function validateInternationalPhone(number) {
/*	by Laurence 2005 Apr 29
	similar to validatePhone(), above
	The pattern matches a total of 10 digits found anywhere in the string; it's better than nothing...
*/
	var myRegExp = /(\d.*){9,}\d/;
	var sPos = number.search(myRegExp);
	if ( sPos >= 0 ) {
		return true;
	} else {
		return false;
	}
}

function validateEmail(email) {
/*	new version by Laurence 2004 Nov 26
	revised 2005 Nov 04 by Laurence: allow hyphens before @ symbol; rename 'verifyEmail' to 'validateEmail'

	RegExp is a Javascript1.2 feature; tested successfully in WinIE 5.0+, MacIE 5.1, Safari 1.0, WinNN 4.7, WinNN 6.2, WinMoz 1.7
	The pattern matches: 
	- at least one word character ( a-zA-Z0-9_ )
	- followed by any number more including periods and hyphens
	- then a single @
	- then at least one alphanumeric character plus any number more including hyphens and periods
	- plus an ending of an alphanumeric char, a single period, and at least 2 more letters. 
	There can be nothing before or after the pattern; all whitespace, punctuation, etc. not explicitly allowed is forbidden.
*/
	var myRegExp = /^[\w][\w\.\-]*@[a-zA-Z0-9]+[\w\.\-]*[a-zA-Z0-9]\.[a-zA-Z]{2,}$/;
	var sPos = email.search(myRegExp);
	if (sPos >= 0) {
		return true;
	} else {
		return false;
	}
}

function isCurrency(txtValue) {
  isValidCurrency = RegExp(/^[0-9\,]+(\.\d{2})?$/).test(String(txtValue).replace(/^\s+|\s+$/g, ""));
  return isValidCurrency;
}

function confirmSubmit()
{
var agree=confirm("Are you sure you wish to delete this record?");
if (agree)
	return true ;
else
	return false ;
}

function chkdate(objName) {
var strDatestyle = "US"; //United States date style (the dame as the canadian date format)
//var strDatestyle = "EU";  //European date style
var strDate;
var strDateArray;
var strDay;
var strMonth;
var strYear;
var intday;
var intMonth;
var intYear;
var booFound = false;
var datefield = objName
var strSeparatorArray = new Array("-"," ","/",".");
var intElementNr;
var err = 0;
var strMonthArray = new Array(12);
strMonthArray[0] = "Jan";
strMonthArray[1] = "Feb";
strMonthArray[2] = "Mar";
strMonthArray[3] = "Apr";
strMonthArray[4] = "May";
strMonthArray[5] = "Jun";
strMonthArray[6] = "Jul";
strMonthArray[7] = "Aug";
strMonthArray[8] = "Sep";
strMonthArray[9] = "Oct";
strMonthArray[10] = "Nov";
strMonthArray[11] = "Dec";
//strDate = datefield.value;
strDate = datefield
//alert(strDate);
if (strDate.length < 1) {
return true;
}
for (intElementNr = 0; intElementNr < strSeparatorArray.length; intElementNr++) {
if (strDate.indexOf(strSeparatorArray[intElementNr]) != -1) {
strDateArray = strDate.split(strSeparatorArray[intElementNr]);
if (strDateArray.length != 3) {
err = 1;
return false;
}
else {
strDay = strDateArray[0];
strMonth = strDateArray[1];
strYear = strDateArray[2];
}
booFound = true;
   }
}
if (booFound == false) {
if (strDate.length>5) {
strDay = strDate.substr(0, 2);
strMonth = strDate.substr(2, 2);
strYear = strDate.substr(4);
   }
}
if (strYear.length == 2) {
strYear = '20' + strYear;
}
// US style
if (strDatestyle == "US") {
strTemp = strDay;
strDay = strMonth;
strMonth = strTemp;
}
intday = parseInt(strDay, 10);
if (isNaN(intday)) {
err = 2;
return false;
}
intMonth = parseInt(strMonth, 10);
if (isNaN(intMonth)) {
for (i = 0;i<12;i++) {
if (strMonth.toUpperCase() == strMonthArray[i].toUpperCase()) {
intMonth = i+1;
strMonth = strMonthArray[i];
i = 12;
   }
}
if (isNaN(intMonth)) {
err = 3;
return false;
   }
}
intYear = parseInt(strYear, 10);
if (isNaN(intYear)) {
err = 4;
return false;
}
if (intMonth>12 || intMonth<1) {
err = 5;
return false;
}
if ((intMonth == 1 || intMonth == 3 || intMonth == 5 || intMonth == 7 || intMonth == 8 || intMonth == 10 || intMonth == 12) && (intday > 31 || intday < 1)) {
err = 6;
return false;
}
if ((intMonth == 4 || intMonth == 6 || intMonth == 9 || intMonth == 11) && (intday > 30 || intday < 1)) {
err = 7;
return false;
}
if (intMonth == 2) {
if (intday < 1) {
err = 8;
return false;
}
if (LeapYear(intYear) == true) {
if (intday > 29) {
err = 9;
return false;
}
}
else {
if (intday > 28) {
err = 10;
return false;
}
}
}
if (strDatestyle == "US") {
datefield.value = strMonthArray[intMonth-1] + " " + intday+" " + strYear;
}
else {
datefield.value = intday + " " + strMonthArray[intMonth-1] + " " + strYear;
}
return true;
}
function LeapYear(intYear) {
if (intYear % 100 == 0) {
if (intYear % 400 == 0) { return true; }
}
else {
if ((intYear % 4) == 0) { return true; }
}
return false;
}

/* used in view/admin/add , view/admin/edit
	check that required fields are filled in
*/
function validateAddItem() {
	var theForm = document.frmAdd;
	var emptyFields = "";

	 if (theForm.title_en.value == ""){
		emptyFields += " English title" + "\n" ;
	} else if (theForm.title_en.value.length > 250){
		emptyFields += " English title is " + (theForm.title_en.value.length - 250).toString() + " characters too long. Please edit text to fit." + "\n" ;
	}
	
	if (theForm.itemDate.value == ""){
		emptyFields += " The date cannot be blank." + "\n" ;
	} else if (!chkdate(theForm.itemDate.value)) {
		emptyFields += " The date format is invalid." + "\n" ;
	}
	
	/*if (theForm.title_fr.value == ""){
		emptyFields += "French title cannot be blank." + "\n" ;
	} else if (theForm.title_fr.value.length > 250){
		emptyFields += "French title is " + (theForm.title_fr.value.length - 250).toString() + " characters too long. Please edit text to fit." + "\n" ;
	}
	
	if (theForm.summary_en.value == ""){
		emptyFields += "English short description cannot be blank." + "\n" ;
	} else if (theForm.summary_en.value.length > 500){
		emptyFields += "English short description is " + (theForm.summary_en.value.length - 500).toString() + " characters too long. Please edit text to fit." + "\n" ;
	}
	
	if (theForm.summary_fr.value == ""){
		emptyFields += "French short description cannot be blank." + "\n" ;
	} else if (theForm.summary_fr.value.length > 500){
		emptyFields += "French short description is " + (theForm.summary_fr.value.length - 500).toString() + " characters too long. Please edit text to fit." + "\n" ;
	}
	*/
/*	if (theForm.description_en.value == ""){
		emptyFields += "English long description cannot be blank." + "\n" ;
	}
	
	if (theForm.description_fr.value == ""){
		emptyFields += "French long description cannot be blank." + "\n" ;
	} */
	
	/* if (theForm.filename_en.value == ""){
		emptyFields += "You must upload an english PDF." + "\n" ;
	}
	
	if (theForm.filename_fr.value == ""){
		emptyFields += "You must upload a french PDF." + "\n" ;
	} */
	
	if (emptyFields.length >= 1) {
		alert("Please ensure that the following fields are completed correctly:" + "\n" + emptyFields);
		return false;
	} else {
		//theForm.submit();
		return true;
	}
}

function validateEditItem() {
	var theForm = document.frmEdit;
	var emptyFields = "";

	if (theForm.title_en.value == ""){
		emptyFields += " English title" + "\n" ;
	} else if (theForm.title_en.value.length > 250){
		emptyFields += " English title is " + (theForm.title_en.value.length - 250).toString() + " characters too long. Please edit text to fit." + "\n" ;
	}
	
	if (theForm.itemDate.value == ""){
		emptyFields += " The date cannot be blank." + "\n" ;
	} else if (!chkdate(theForm.itemDate.value)) {
		emptyFields += " The date format is invalid." + "\n" ;
	}
	
	/*if (theForm.title_fr.value == ""){
		emptyFields += "French title cannot be blank." + "\n" ;
	} else if (theForm.title_fr.value.length > 250){
		emptyFields += "French title is " + (theForm.title_fr.value.length - 250).toString() + " characters too long. Please edit text to fit." + "\n" ;
	}
	
	if (theForm.summary_en.value == ""){
		emptyFields += "English short description cannot be blank." + "\n" ;
	} else if (theForm.summary_en.value.length > 500){
		emptyFields += "English short description is " + (theForm.summary_en.value.length - 500).toString() + " characters too long. Please edit text to fit." + "\n" ;
	}
	
	if (theForm.summary_fr.value == ""){
		emptyFields += "French short description cannot be blank." + "\n" ;
	} else if (theForm.summary_fr.value.length > 500){
		emptyFields += "French short description is " + (theForm.summary_fr.value.length - 500).toString() + " characters too long. Please edit text to fit." + "\n" ;
	}*/
	
/*	if (theForm.description_en.value == ""){
		emptyFields += "English long description cannot be blank." + "\n" ;
	} 
	
	if (theForm.description_fr.value == ""){
		emptyFields += "French long description cannot be blank." + "\n" ;
	} */
		
	if (emptyFields.length >= 1) {
		alert("Please ensure that the following fields are completed correctly:" + "\n" + emptyFields);
		return false;
	} else {
		//theForm.submit();
		return true;
	}
}

function validateEnewsSubscribe() {
	var theForm = document.frmEnewsSubscribe;
	var emptyFields = "";
	
	if (theForm.email.value == ""){
		emptyFields += "The email cannot be blank." + "\n" ;
	} else if (!validateEmail(theForm.email.value)) {
		emptyFields += "The email is invalid." + "\n" ;
	}
	
	if (emptyFields.length >= 1) {
		alert("Please ensure that the following fields are completed correctly:" + "\n" + emptyFields);
		return false;
	} else {
		//theForm.submit();
		return true;
	}
}

function validatePressKitSubscribe() {
	var theForm = document.frmPressSignup;
	var emptyFields = "";
	
	if (theForm.firstname.value == ""){
		emptyFields += "The firstname cannot be blank." + "\n" ;
	}
	
	if (theForm.lastname.value == ""){
		emptyFields += "The lastname cannot be blank." + "\n" ;
	}
	
	if (theForm.email.value == ""){
		emptyFields += "The email cannot be blank." + "\n" ;
	} else if (!validateEmail(theForm.email.value)) {
		emptyFields += "The email is invalid." + "\n" ;
	}	
	
	if (emptyFields.length >= 1) {
		alert("Please ensure that the following fields are completed correctly:" + "\n" + emptyFields);
		return false;
	} else {
		//theForm.submit();
		return true;
	}
}

function validateAddLawyer() {
	var theForm = document.frmAdd;
	var emptyFields = "";
	
	if (theForm.firstname.value == ""){
		emptyFields += "The First Name cannot be blank." + "\n" ;
	}
	
	if (theForm.lastname.value == ""){
		emptyFields += "The Last Name cannot be blank." + "\n" ;
	}
	
	if (theForm.email.value == ""){
		emptyFields += "The Email cannot be blank." + "\n" ;
	} else if (!validateEmail(theForm.email.value)) {
		emptyFields += "The Email is invalid." + "\n" ;
	}
	
	if (emptyFields.length >= 1) {
		alert("Please ensure that the following fields are completed correctly:" + "\n" + emptyFields);
		return false;
	} else {
		return true;
	}
}

function validateEditLawyer() {
	var theForm = document.frmEdit;
	var emptyFields = "";
	
	if (theForm.firstname.value == ""){
		emptyFields += "The First Name cannot be blank." + "\n" ;
	}
	
	if (theForm.lastname.value == ""){
		emptyFields += "The Last Name cannot be blank." + "\n" ;
	}
	
	if (theForm.email.value == ""){
		emptyFields += "The Email cannot be blank." + "\n" ;
	} else if (!validateEmail(theForm.email.value)) {
		emptyFields += "The Email is invalid." + "\n" ;
	}
	
	if (emptyFields.length >= 1) {
		alert("Please ensure that the following fields are completed correctly:" + "\n" + emptyFields);
		return false;
	} else {
		return true;
	}
}

function validateSignIn(theForm) {
/*	var theForm = document.frmSignIn; */
	var emptyFields = "";

	if (theForm.login.value == ""){
		emptyFields += "Your username must not be blank." + "\n" ;
	}
	if (theForm.password.value == ""){
		emptyFields += "Your password must not be blank." + "\n" ;
	}

	if (emptyFields.length >= 1) {
		alert("Please ensure that the following fields are completed correctly:" + "\n" + emptyFields);
		return false;
	} else {
	//	theForm.submit();
		return true;
	}		
}

function validateNum(elem) {
	if(isNaN(elem.value)){
		alert('Please enter valid number');
		elem.value = "";
	}
}


function validateSeminar() {
	var theForm = document.frmSeminar;
	var emptyFields = "";
	
	if (theForm.seminarname.value == ""){
		emptyFields += "  Name\n" ;
	}

	if (theForm.seminaremail.value == ""){
		emptyFields += "  Email\n";
	} else if (!validateEmail(theForm.seminaremail.value)) {
		emptyFields += "  Email\n";
	}
	
	if (emptyFields.length >= 1) {
		alert("Please ensure that the following fields are completed correctly:  \n\n" + emptyFields + "\nThank You!");
		return false;
	} else {
		return true;
	}
}