NZ Topo Map needs some standard web ads

This is what gavinharriss.com was looking for in their banner ad design

NZ Topo Map needs banner ads designed in VARIOUS SIZES. Can be static (PNG, GIF, JPG) or animated GIF. Maximum file size for each ad is 50 KB (for use with Google AdWords).

These are just for general promotion of the free online topo map service NZ Topo Map. I'm open to text suggestions, but here's some ideas that might work well:

Main text: "Free online topo map"
Secondary text (if required): "Using the official LINZ topo maps"
Secondary text / button text (if required): "Go explore" / "Explore" / etc.

Text capitalisation: Whatever looks / reads best.

The banners should be catchy and interesting while obviously enticing the user to click. Background on our site can be found on the info tab at: http://www.topomap.co.nz

For initial design selection to save time only 3 banner sizes are required:

728 x 90 (Leaderboard)
160 x 600 (Wide Skyscraper)
300 x 250 (Medium Rectangle)

But for the final product I'd like … Read more