bouncing letter

pirfu logo

drag = 0;
logo.swapDepths(20);
MovieClip.prototype.bounceInit = function(id) {
  this.accel =0.7;
	this.convert = 1.5;
	this.xpos = 0;
	this.toX = this.sx=this._x;
	this.ypos = 0;
	this.toY = this.sy=this._y;
	this.r = 10;
	this.isDrag=false;
	this.son = new Sound(this);
	this.son.attachSound("snd"+(this._name).substr(1,1));
};
function bounce() {
	if (this.hitTest(_root._xmouse, _root._ymouse, true) and drag<2) {
		if (!this.isDrag){
			drag++;
			this.isDrag = true;
			this.swapDepths(11);
		}
		var dx = _xmouse-this.sx;
		var dy = _ymouse-this.sy;
		this.toX = _xmouse-(dx/this.r);
		this.toY = _ymouse-(dy/this.r);
	} else {
		if (this.isDrag){
			drag--;
			this.isDrag = false;
			this.son.setVolume(50);
			this.son.start();
			this.swapDepths(0);
		}
		this.toX = this.sx;
		this.toY = this.sy;
	}
	this.xpos = (this.xpos*this.accel)+((this.toX-this._x)*this.convert);
	this._x = this._x+this.xpos;
	this.ypos = (this.ypos*this.accel)+((this.toY-this._y)*this.convert);
	this._y = this._y+this.ypos;
	lineBounce(this._name,this.sx,0,this.sy);
}

function lineBounce(mcName,sx,sy,fil) {
	var mc = this[mcName];
	var line = this["fil_"+mcName];
	var dx = sx - mc._x;
	var dy = sy - mc._y;
	var dist = Math.sqrt((dx*dx)+(dy*dy));
	if (dist>fil) {
		with (line) {
			clear();
			lineStyle(2, 0, 100);
			moveTo(mc._x, mc._y);
			lineTo(sx, sy);
		}
	} else {
		with (line) {
			clear();
			lineStyle(2, 0, 100);
			moveTo(mc._x, mc._y);
			var midx = (mc._x+sx)/2;
			var midy = (mc._y+sy)/2;
			curveTo(midx, midy+(fil*1.5-dist), sx, sy);
		}
	}
}
var mcs = new Array("l1", "l2", "l3", "l4", "l5", "l6", "l7");
for (i in mcs) {
	var mc = this[mcs[i]];
	mc.bounceInit();
	mc.onEnterFrame = bounce;
	var line = this.createEmptyMovieClip("fil_"+mc._name, 10+i);
	mc.swapDepths(line);
}