Leaderboard
728 x 90
FLASH, GIF, JPG
40k Max file size

Half Page
300 x 600
FLASH, GIF, JPG
40k Max file size

Medium Rectangle
300 x 250
FLASH, GIF, JPG
40k Max file size

Roadblock

News Ticker
90 x 20
JPG, non-animated GIF
15k Max file size

Interactive Poll Logo
300 x 40
FLASH, GIF, JPG
15k Max file size

Half Banner
200 x 50
FLASH, GIF, JPG
15k Max file size

Community Block Logo
120 x 90
FLASH, GIF, JPG
10k Max file size