function verify() {
  var message = '';
  var errorStatus = '';
  var filter  = /^([a-zA-Z0-9_\.\-])+\@(([a-zA-Z0-9\-])+\.)+([a-zA-Z0-9]{2,4})+$/;

	if (document.getElementById('name').value == '') {
	  errorStatus = 1;
	  message = message + '* Please fill in your Name\n';
	}

	if (document.getElementById('comment').value == '') {
	  errorStatus = 1;
	  message = message + '* Please fill in your Comment\n';
	}

	if (!filter.test(document.getElementById('email').value)) {
	  errorStatus = 1;
	  message = message + '* Email seems to be incorrect\n';
	}

	if (errorStatus == 1) {
	  alert(message);
	return false;
	}
}