flash自定义滾动条

scrollBar.initial = function() {

this.min = myText._y;

this.max = this._y+(myText._height-this._height);

inc = int(Math.abs(this.max-this.min)/myText.maxscroll);

};

scrollBar.onPress = function() {

this.startDrag(false, this._x, this.min, this._x, this.max);

this.onEnterFrame = function() {

myText.scroll = int(scrollBar._y/inc);

};

};

scrollBar.onRelease = function() {

this.stopDrag();

delete this.onEnterFrame; };

scrollBar.initial();