gistfile1.js

Function.prototype.pleaseAcceptAsPairToo = function() {
    var one = function(key, value) {
        var obj = {};
        obj[key] = value;
        return many.call(this, obj);
    }, many = this;

    return function(item) {
        return ((typeof item == 'string') ? one : many).apply(this, arguments);
    };
};

Function.prototype.extend = function(object) {
    for (var key in object) this[key] = object[key];
    return this;
} .pleaseAcceptAsPairToo();