jQuery.extend({

    URLEncode : function(c) {
        var o = ''; var x = 0; c = c.toString(); var r = /(^[a-zA-Z0-9_.]*)/;
        while (x < c.length) {
            var m = r.exec(c.substr(x));
            if (m != null && m.length > 1 && m[1] != '') {
                o += m[1]; x += m[1].length;
            } else {
                if (c[x] == ' ') o += '+'; else {
                    var d = c.charCodeAt(x); var h = d.toString(16);
                    o += '%' + (h.length < 2 ? '0' : '') + h.toUpperCase();
                } x++;
            }
        } return o;
    },
    URLDecode : function(s) {
        var o = s; var binVal, t; var r = /(%[^%]{2})/;
        while ((m = r.exec(o)) != null && m.length > 1 && m[1] != '') {
            b = parseInt(m[1].substr(1), 16);
            t = String.fromCharCode(b); o = o.replace(m[1], t);
        } return o;
    }
});