Taken from the web site ....
"... Not all of us want to tell iPhoto to export our photo album to HTML now that we've added a new photo or two to the collection. ..."
".... myPhoto is a PHP program that will generate a full-featured photo album on your web site for you. .... "
"... No exporting every time you have new photos you want to put online. No subscriptions. No messing with HTML or learning how to make a web page. Once installed, it requires no work on your part to keep your photo album on the web up-to-date.... "
"... Install. Take photos. Share. As simple as that."