Glad you share our joy with Avantgo alternatives...
Uhm, I think this is not possible with iSiloX, which doesn't have the feature to strip certain parts of a html document (yet). If you want to experiment, I suggest you give Sitescooper a try. There are some references to it here in the forum.
Greets
Alex
(PS: I moved this thread to Web Channels > Links Discussion)