Changing flash movie src's dynamically,how?

[Raldge]

for ex.

<object width=“550” height=“400”>
<param name=“movie” value=“somefilename.swf”>
<embed src=“somefilename.swf” width=“550” height=“400”>
</embed>
</object>

i wna change the src to another movie file,will it load the new movie?

thanks…