jQuery disable/enable submit button,Disabling and enabling a html input button,Disable and Enable submit button in jquery,Disable/Enable Submit Button until all forms have been filled
<!DOCTYPE html>
<html>
<head>
<script src="//code.jquery.com/jquery-1.11.1.min.js"></script>
<meta charset="utf-8">
<title>Disable/enable the form submit button</title>
</head>
<body>
<input id="accept" name="accept" type="checkbox" value="y"/>I accept<br>
<input id="submitbtn" disabled="disabled" name="Submit" type="submit" value="Submit" />
</body>
<script>
$('#accept').click(function() {
if ($('#submitbtn').is(':disabled')) {
$('#submitbtn').removeAttr('disabled');
} else {
$('#submitbtn').attr('disabled', 'disabled');
}
});
</script>
</html>