The first one replaces one of the scripts (SendToiWeb.scpt) that Apple includes with iPhoto. For those that don't want to mess with iPhoto, the second one is a standalone script that accomplishes pretty much the same result.
These programs are licensed by me (Alan Galloway) under a Creative Commons Attribution-Share Alike 3.0 United States License (so you need to give me credit and distribute modified versions under the same terms. If this is a huge burden, contact me).
Standalone iPhotoToiWebWithComments.scpt | SendToiWeb.scpt (replaces iPhoto.app/Contents/Resources/SendToiWeb.scpt)