void hoch()

{
while (1) {

if( $mover1.getOrigin() == $point1.getOrigin() ) {
 $mover1.moveTo( $point2 );
 sys.waitFor( $mover1 );
} else {
 $mover1.moveTo( $point1 );
 sys.waitFor( $mover1 );
}
sys.waitFrame();
}

}

void main ()
{
sys.wait(.5);
hoch();
}