gistfile1.js

function shuffleCards(cards){
	var currentIndex = cards.length, temporaryValue, randomIndex;

	// While there remain elements to shuffle...
	while (0 !== currentIndex) {
		// Pick a remaining element...
		randomIndex = Math.floor(Math.random() * currentIndex);
		currentIndex -= 1;

		// And swap it with the current element.
		temporaryValue = cards[currentIndex];
		cards[currentIndex] = cards[randomIndex];
		cards[randomIndex] = temporaryValue;
	}
	cards.each(function(index,card){
		$("#game-cards").prepend(card);
	});
	return cards;
}