How to insert ads while swf is still loading :(

Hello, i would like to insert my adsense while swf(game) is loading, and when swf(game) is just finished loading, then show swf(game).
I’m desperate, please help me!!

Something like this:

You can see first name of website , then google adsense…

And here is my current situation:

I’d really appreciate any help. Thanks A lot!