Moving and Growing Buttons? alittle help please!

Hello everyone, can any you flash gods help me out with this.

Have alittle gallry with thumbnails in which i want to auto scroll when move to the ends however, also want the thumbnails to grow alitte.

I have found some examples if what i mean

http://www.channel4.com/bigbrother/
The top banner!

http://java.europe.yahoo.com/uk/uip/serenity/index.html
Click top right monitor then see the cast and crew scroll

Any help would be much appriciated, or if there are any tuts around which do the same or similar?

Cheers :slight_smile: