addLoadListener(initReview);

function initReview() {
	document.getElementById("review-form").onsubmit = reviewValidate;
}

function reviewValidate() {
	var review = validateRequired(getFormValue("review_text"));
	if (review) {
		return true;
	} else {
		var error = 'Please write a review';
		var ErrorDiv = document.getElementById("errors");
		ErrorDiv.innerHTML = error;	
		new Effect.Highlight('errors');
		return false;
	}
}