function subscribeSuccess() {
var nsltrform = document.querySelector(“#nsltr”);
var nsltrSuccess = document.querySelector(“#successnsltr”);

nsltrform.classList.add(“hideblock”);
nsltrSuccess.classList.remove(“hideblock”);
}

function validateEmail(email) {
return String(email)
.toLowerCase()
.match(
/^(([^()[]\.,;:s@”]+(.[^()[]\.,;:s@”]+)*)|(“.+”))@(([[0-9]{1,3}.[0-9]{1,3}.[0-9]{1,3}.[0-9]{1,3}])|(([a-zA-Z-0-9]+.)+[a-zA-Z]{2,}))$/
);
}

function validateEmailAddress() {
const result = document.querySelector(“#result”);
const email = document.querySelector(“#email”).value;

result.innerText = “”;

if(validateEmail(email)) {
newsletterSubscribe(email);
} else {
result.innerText = ‘The email entered: ‘ + email + ‘ is not valid :(‘;
result.style.color = “red”;
}
return false;
}

function newsletterSubscribe(email) {
fetch(“https://services.gazettedev.gazette.com/mg2-newsletters.php?action=subscribe&site=gazettedev.gazette.com&emailPreferenceId=79&email=” + email, {
method: “POST”
}).then(res => {
console.log(“SUCCESSFUL POST”);
subscribeSuccess();
});

}

#nsltr {
min-width: 100%;
margin: 10px 0;
padding: 10px 20px;
background-color: #0f69e9;

background-image: url(https://static.gazettedev.gazette.com/emails/circ/Audience%20Images/Gaztte%20Business.png);
background-size: cover;

}

#nsltr-header {
color: #ffffff
}
#nsltr-body {
text-align: center;
color: #ffffff
}
#nsltr-button {
margin-top: 5px;
}
#successnsltr {
min-width: 100%;
margin: 10px 0;
padding: 10px 20px;
background-color: green;
text-align: center;
color: white;
}

#successnsltr a {
color: white;
}

.hideblock {
display:none;
}

h6 a {
color: black;
text-decoration: none;
padding: 5px;
background-color: #bbccdd;
font-weight: 600;
}