RainbowFlair.js

var colors = ["e66","ea6","ee6","6e6","6ee","66e","a6e"];
String.prototype.flair = function() {
    flair = "$Ubuntu Mono|/^/^";
    for (i = 0; i < this.length; i++) {
        color = colors[i%colors.length]
        flair += "##" + color + "#" + color + this[i];
    }
    return flair;
}
CLIENT.on('message', function() {
    CLIENT.attributes.flair = CLIENT.attributes.nick.flair();
    colors = colors.slice(1) . concat(colors[0]);
});