Just now Google updated YouTube to v.2.2.9 and Maps to 3.2.0 which adds a new feature its called Layers.

With this update the Nokia 5800 and Nokia N97 are now supported with You Tube

So if you have not updated point your browser to www.google.com/m from your mobile

• Google Mobile Apps for s60: Views 4234
• Google Maps Updated v3.0.1.4: Views 2113
• Google Maps and Category Search: Views 745
• 14 application you must have on your S60: Views 26962
• Ovi Maps has finally graduated: Views 4102
• Google Sync for S60 via Mail for Exchange: Views 6190
• YouTube Mobile for s60 updated to 2.09: Views 2969