You can upload banners whenever new banners need to be added to the rotation.
You can specify whether you want the new banners to overwrite the old ones
or not.
To upload new banners:
Click on the Entropy Banner link in the CGI Center
area.
Click on theAdd Banner(s) button.
Search for and enter each banner that you want to upload in the available
fields using the Browse... buttons.
Click on the Overwrite existing files tick box if
you want to overwrite existing files with new files of the same name.