mcN = "letter";

pi = 3.1416;
startRadian = startAngle * pi / 180;
finalRadian = finalAngle * pi / 180;

xOffset = a * Math.cos(finalRadian);
yOffset = b * Math.sin(finalRadian);

xscaleInc  = Math.floor((100 - xscale) / increments);
yscaleInc  = Math.floor((100 - yscale) / increments);
alphaInc   = Math.floor((100 - alpha)  / increments);
radianInc  = (finalRadian - startRadian) / increments;
tiltInc    = -tilt / increments;

aLetters = new Array();

for (i = 0; i< numChar; i++){
  aLetters[i+0] = i;
  var letter =  this[mcN +i];
  letter._visible = false;
  letter.init = letterInit;
  letter.doEffect = effect;
  letter.number = i;
}

function letterInit(){
  this._visible = true;
  this.step = 0;
  this.increments = this._parent.increments;
  this.xscaleInc  = this._parent.xscaleInc;
  this.yscaleInc  = this._parent.yscaleInc;
  this._xscale    = this._parent.xscale;
  this._yscale    = this._parent.yscale;
  this._alpha     = this._parent.alpha;
  this.alphaInc   = this._parent.alphaInc;
  this.a          = this._parent.a;
  this.b          = this._parent.b;
  this.xFinal     = this._x;
  this.yFinal     = this._y;
  this.xOffset    = this._parent.xOffset;
  this.yOffset    = this._parent.yOffset;
  this._x         = this._x - this.xOffset;
  this._y         = this._y + this.yOffset;
  this.radianInc  = this._parent.radianInc;
  this.radian     = this._parent.startRadian;
  this.tiltInc    = this._parent.tiltInc;
  this._rotation  = this._parent.tilt;
}

function effect(){
  this._xscale   += this.xscaleInc;
  this._yscale   += this.yscaleInc;
  this._alpha    += this.alphaInc;
  this._rotation += this.tiltInc;
  this.radian    += this.radianInc;

  xDist        = a * Math.cos(this.radian);
  yDist        = b * Math.sin(this.radian);

  this._x      = this.xFinal + xDist - this.xOffset;
  this._y      = this.yFinal - yDist + this.yOffset;

  this.step += 1;

  if (this.step >= this.increments){
    this._xscale   = 100;
    this._yscale   = 100;
    this._alpha    = 100;
    this._x        = this.xFinal;
    this._y        = this.yFinal;
    this._rotation = 0;
    this.gotoAndStop("end");
  }
}

function shuffle(){
  return Math.floor(Math.random() * 3) -1;
}
if (random == 1){
  aLetters.sort(shuffle);
}

if (reverse == 1){
  aLetters.reverse();
}