/*
* charCounter - counts down the number of characters in a textarea
* By Andrea Pinkus (http://www.dowhatyouwish.com)
* Copyright (c) 2009 Andrea Pinkus
* Licensed under the MIT License: http://www.opensource.org/licenses/mit-license.php
*/

(function ($) {
    $.fn.charCounter = function (options) {
        var defaults = {
            counterId: "counter",
            msgText: "%n characters remaining",
            errorClass: "error"
        };
        var options = $.extend(defaults, options);

        return this.each(function () {
            var maxChars = $("#" + options.counterId).text().replace(/[^0-9]/g, "");
            $(this).bind("keypress keyup keydown change click blur", function () {
                var charCount = $(this).val().length;
                $("#" + options.counterId)
					.text(options.msgText.replace("%n", maxChars - charCount))
					.toggleClass(options.errorClass, charCount > maxChars);
            }).change();
        });
    };
})(jQuery);