blackCoffee, the newest javascript framework

blackCoffee.js

/*
    blackCoffee is the ultra-light, ultra-fast alternative to jQuery. Our slogan is:
       --> Write the same amount, do an equal amount as you otherwise may have done

    It isn't very catchy -- now taking suggestions for a better slogan!
*/
var blackCoffee = function (selector) {
    if (typeof selector != 'string')
        return null;
    if (selector.match('#')){
        return document.getElementById(
            selector.replace('#', '')
        );
    }
    return document.getElementsByClassName(
        selector.replace('.', '')
    );
};
var $ = blackCoffee;

// Try it here: http://jsfiddle.net/bM8c6/

New slogan: "Has anyone really been far even as decided to use even go want to do look more like!?"