function sendmyform(lang){
		
	if(check_form(lang)) document.Form1.submit();
}

/**
 * Function that removes any white space character including tab,
 * line feed and form feed.
 */
function removeSpaces(string) {
	var tstring = "";
	string = '' + string;
	splitstring = string.split(/\s/);
	for(i = 0; i < splitstring.length; i++) {
		tstring += splitstring[i];
	}
	return tstring;
}

function reset_email(element){
	element.style.color = "black";
	element.value = "";
	
}

function check_form(lang) {
	lbl_email = "E-mail :";
	
	// set up error messages
	if(lang=='fr'){
		fillin_email = "Entrez votre courriel.";
		invalid_email = "Votre courriel n'est pas valide.";

	}
	else if(lang=='en'){
		fillin_email = "Fill in your e-mail.";
		invalid_email = "Your e-mail is not valid.";
	}


	// declare useful variables
	var flag = true;

	// validate from email
	var email_input = document.getElementById('ucSubscriptionManagmentForm_dgFormFields_ctl02_ControlID_51822'); 
	var email = removeSpaces(document.getElementById('ucSubscriptionManagmentForm_dgFormFields_ctl02_ControlID_51822').value); // remove spaces from the from email

		if (email == "") {
			email_input.value = fillin_email;
			email_input.style.color = "red";
			flag = false;
		}
		else if (!emailCheck(email)) {
			email_input.value = invalid_email;
			email_input.style.color = "red";
			flag = false;
		}else if (email == "a@a.com"){
			email_input.value = invalid_email;
			email_input.style.color = "red";
			flag = false;
		}

	
	// return based on flag
	if (flag){
		return true;
	}else{
		return false;
	}
}


/**
 * Function that checks if the email is valid.
 */
function isValidEmail(email) {
	//var exp=/^([a-zA-Z0-9_\.\-])+\@(([a-zA-Z0-9\-])+\.)+([a-zA-Z0-9]{2,4})+$/;;
	
	var exp=/^([a-zA-Z0-9_\&\-\.\'\s]*|)+\@(([a-zA-Z0-9\-])+\.)+([a-zA-Z0-9]{2,4})+$/;;
	return(exp.test(email));
}

function emailCheck (emailStr) {

/* The following variable tells the rest of the function whether or not
to verify that the address ends in a two-letter country or well-known
TLD.  1 means check it, 0 means don't. */
var checkTLD=1;

/* The following is the list of known TLDs that an e-mail address must end with. */
var knownDomsPat=/^(com|net|org|edu|int|mil|gov|arpa|biz|aero|name|coop|info|pro|museum)$/;

/* The following pattern is used to check if the entered e-mail address
fits the user@domain format.  It also is used to separate the username
from the domain. */
var emailPat=/^(.+)@(.+)$/;

/* The following string represents the pattern for matching all special
characters.  We don't want to allow special characters in the address. 
These characters include ( ) < > @ , ; : \ " . [ ] */
var specialChars="\\(\\)><@,;:\\\\\\\"\\.\\[\\]";

/* The following string represents the range of characters allowed in a 
username or domainname.  It really states which chars aren't allowed.*/
var validChars="\[^\\s" + specialChars + "\]";

/* The following pattern applies if the "user" is a quoted string (in
which case, there are no rules about which characters are allowed
and which aren't; anything goes).  E.g. "jiminy cricket"@disney.com
is a legal e-mail address. */
var quotedUser="(\"[^\"]*\")";

/* The following pattern applies for domains that are IP addresses,
rather than symbolic names.  E.g. joe@[123.124.233.4] is a legal
e-mail address. NOTE: The square brackets are required. */
var ipDomainPat=/^\[(\d{1,3})\.(\d{1,3})\.(\d{1,3})\.(\d{1,3})\]$/;

/* The following string represents an atom (basically a series of non-special characters.) */
var atom=validChars + '+';

/* The following string represents one word in the typical username.
For example, in john.doe@somewhere.com, john and doe are words.
Basically, a word is either an atom or quoted string. */
var word="(" + atom + "|" + quotedUser + ")";

// The following pattern describes the structure of the user
var userPat=new RegExp("^" + word + "(\\." + word + ")*$");

/* The following pattern describes the structure of a normal symbolic
domain, as opposed to ipDomainPat, shown above. */
var domainPat=new RegExp("^" + atom + "(\\." + atom +")*$");

/* Finally, let's start trying to figure out if the supplied address is valid. */

/* Begin with the coarse pattern to simply break up user@domain into
different pieces that are easy to analyze. */
var matchArray=emailStr.match(emailPat);

if (matchArray==null) {

/* Too many/few @'s or something; basically, this address doesn't
even fit the general mould of a valid e-mail address. */
//alert("Email address seems incorrect (check @ and .'s)");
return false;
}
var user=matchArray[1];
var domain=matchArray[2];

// Start by checking that only basic ASCII characters are in the strings (0-127).

for (i=0; i<user.length; i++) {
if (user.charCodeAt(i)>127) {
//alert("Ths username contains invalid characters.");
return false;
   }
}
for (i=0; i<domain.length; i++) {
if (domain.charCodeAt(i)>127) {
//alert("Ths domain name contains invalid characters.");
return false;
   }
}

// See if "user" is valid 

if (user.match(userPat)==null) {

// user is not valid

//alert("The username doesn't seem to be valid.");
return false;
}

/* if the e-mail address is at an IP address (as opposed to a symbolic
host name) make sure the IP address is valid. */

var IPArray=domain.match(ipDomainPat);
if (IPArray!=null) {

// this is an IP address

for (var i=1;i<=4;i++) {
if (IPArray[i]>255) {
//alert("Destination IP address is invalid!");
return false;
   }
}
return true;
}

// Domain is symbolic name.  Check if it's valid.
 
var atomPat=new RegExp("^" + atom + "$");
var domArr=domain.split(".");
var len=domArr.length;
for (i=0;i<len;i++) {
if (domArr[i].search(atomPat)==-1) {
//alert("The domain name does not seem to be valid.");
return false;
   }
}

/* domain name seems valid, but now make sure that it ends in a
known top-level domain (like com, edu, gov) or a two-letter word,
representing country (uk, nl), and that there's a hostname preceding 
the domain or country. */

if (checkTLD && domArr[domArr.length-1].length!=2 && 
domArr[domArr.length-1].search(knownDomsPat)==-1) {
//alert("The address must end in a well-known domain or two letter " + "country.");
return false;
}

// Make sure there's a host name preceding the domain.

if (len<2) {
//alert("This address is missing a hostname!");
return false;
}

// If we've gotten this far, everything's valid!
return true;
}