We no longer carry this script. We recommend you use PicKeeper, this script can be found here http://www.pickeeper.com/.
PicKeeper allows you to protect your copyrighted picture files. With PicKeeper your visitors won't be able to copy the images on your website. It also prevents offline browsers and capture screen softwares from downloading (or capturing) your picture files. Pictures won't cache to the hard drive and visitors cannot Right Mouse Click on the picture and Save Picture As... Other web sites won't be able to display your images stored on your server.
Tell Jimbo we sent ya!