shuffle.js

document.getElementById('results').innerHTML = (function (suits, ranks) {
    var cards = [], i, j;
    for (i = 0; i < suits.length; i += 1) {
        for (j = 0; j < ranks.length; j += 1) {
            cards.push(suits[i] + ranks[j]);
        }
    }
    return cards;
}(['S', 'H', 'C', 'D'], [ '2', '3', '4', '5', '6', '7', '8', '9', '10', 'J', 'Q', 'K', 'A']))
.sort(function (a, b) {
    return Math.random() - .5;
});