pointx = _root["a"]["b"]._x;
pointy = _root["a"]["b"]._y;
ax = _root["a"]._x;
ay = _root["a"]._y;
pdist = Math.sqrt(pointx*pointx+pointy*pointy);
rot = int(_root["a"]._rotation);
rot /= 180;
rot *= Math.PI;
otnosx = pdist*Math.cos(rot);
otnosy = pdist*Math.sin(rot);
globalx = otnosx+ax;
globaly = otnosy+ay;
cosrot = Math.cos(rot);
sinrot = Math.sin(rot);

on (press) {
  _root.attachMovie("checker","checker",1);
  _root.checker._x = _root.globalx;
  _root.checker._y = _root.globaly;
}