delay.js

/*

old delay function

delay: function(delay, bind, args){
    return this.create({bind: bind, arguments: args, delay: delay})();
}

*/

// problem: the code above is done often
$clear(this.timer);
this.timer = this.fn.delay(100, bind, [args]);

/*

proposed

delay: function(delay, bind, args, clear){
    if(clear) $clear(this.delayTimer);
    this.delayTimer = this.create({bind: bind, arguments: args, delay: delay})();
    return this.delayTimer;
}

*/

// you would just do
this.fn.delay(100, bind, [args], true);