function Book(title, author) {
	this.title = title;
	this.author = author;
}

function randInt(range) {
	return Math.floor(Math.random() * range);
}

function getRandomBook() {
	return goodBooks[randInt(goodBooks.length)];
}

function formatBook(book) {
	return '<p><a href="http://google.com/search?q=' + book.title + ' ' + book.author + '"><em>' + book.title + '</em> by ' + book.author + '</a></p>';
}