Fire up ResEdit and navigate to here in the AIM application:

Contents > Resources > English.lproj > Local Resources.rsrc

You will need to edit two resources to make this work.

PPob 128 Find the word "vali", then delete from the first "begs" before that word to the first "ends" after the ad URL. Then, delete ONLY the word "view" immediately after that.

WIND 128 Adjust the Height to 252.