Untitled

if (typeof(String.prototype.trim) === "undefined") {
    String.prototype.trim = function() {
        return String(this).replace(/^\s+|\s+$/g, '');
    };
};

function number_with_commas(x) {
    return x.toString().replace(/\B(?=(\d{3})+(?!\d))/g, ",");
};

function count_words(words) {
        var ct = (words == "") ? 0 : words.split(/[\s\.\?]+/).length;
        $("#word_count span").html(number_with_commas(ct));
};