120x60 Button
Dimensions
120x60 pixels
File Type
GIF/JPEG or Flash(SWF)
File Size
10Kb maximum
Flash Ads
See the Flash Ads section for further information.
120x90 Button
Dimensions
120x90 pixels
File Type
GIF/JPEG or Flash(SWF)
File Size
10Kb maximum
Flash Ads
See the Flash Ads section for further information.
South West Button in Yahoo! Mail
Dimensions
25x25pixels
File Type
Static GIF/JPEG
File Size
3Kb maximum
Text
2 Lines of Text - maximum 15 characters long for each line
