flash 播放器

stop();
help.onRelease = function() {
 _root.gotoAndStop("help");
 _root.helptext.loadMovie("help.swf");
};
pre_bu.onRelease = function() {
 _root.body.prevFrame();
};
next_bu.onRelease = function() {
 _root.body.nextFrame();
};
close_bu.onRelease = function() {
 nextFrame();
};
//拖动模块反映影片状态
function playheadcontrol() {
 playHead.onEnterFrame = function() {
  fTotal = _root.body._totalframes;
  fNow = _root.body._currentframe;
  fPos = fNow/fTotal*vidLoadBar._width;
  playHead._x = fPos+vidLoadBar._x;
 };
}
playheadcontrol()
//拖动控制影片
playHead.onPress = function() {
 _root.body.stop();
 playHead.onEnterFrame = null;
 _root.co = 1;
 _root.body.onEnterFrame = function() {
  aa = playHead._x;
  bb = vidLoadBar._width;
  coo = (aa-vidLoadBar._x)/bb;
  tatol = _root.body._totalframes;
  current = int(tatol*coo);
  //trace(current);
  _root.body.gotoAndStop(current);
 };
 startDrag("playHead", true, vidLoadBar._x, 31.5, vidLoadBar._x+vidLoadBar._width, 31.5);
};
playHead.onRelease = function() {
 _root.body.onEnterFrame = null;
 playHead.stopDrag();
 _root.body.play();
 playheadcontrol();
};