<script>
$(document).ready(function() {
$('#update').click(function() {
var firstname = document.getElementById('fname').value;
var lasttname = document.getElementById('lname').value;
if (firstname.length < 2) {
$('#em').html('First name cannot be less than 2 characters');
return false;
}
if (lasttname.length < 2) {
$('#em').html('Last name cannot be less than 2 characters');
return false;
}
if (firstname.length > 15) {
$('#em').html('First name cannot be more than 15 characters');
return false;
}
if (lastname.length > 15) {
$('#em').html('Last name cannot be more than 15 characters');
return false;
}
$('#em').html('Success');
return true;
}
});
});
</script>