Preloading movie swf one after another

hi, i can’t seem to find any tutourials in preloading several movie swf files one after another or preloading one swf to 30percent than another starts and another one start when 60percent is preloaded. I hope you guys understand what i am trying to say.
thanks in advance.

Here.

thanks invisble7, just got back from work. I will try your file out