Time control external .SWF

Hi,

I would like to control external .swf files like I control MC with MC Tween.

For example: mymc.slideTo(10, 10 , 0.5, “linear”, [size=4][color=Black]5.3[/color][/size]);

Here I move mymc 10px in x and y angle. It will take 0.5 sec in linear way and start after [size=4]5.3 seconds[/size].

How can I open mcexternal.swf in my container after [size=4]5.4 seconds[/size]?
And how can I move my mcexternal.swf like a normal mc?

loadMovie("mcexternal.swf","container");
container._x = 0 ;
container._y = 120 ;

Regards,

Dinsdale of sweden