Both are FireFox addons
DownloadHelper works well on pages like these:
promo.keiralee.com/nn-keira-babyblue/?ccbill_id=1248494&site_link=keiralee.com
sexytokyo.org/asians/281/b.html
ImageHostGrabber Works on sites with links to image hosts, like these:
Rebecca Gayheart hair up pics:
forums.superiorpics.com/ubbthreads/ubbthreads.php/topics/2953101#Post2953101
Eva Longoria
forums.superiorpics.com/ubbthreads/ubbthreads.php/topics/2953385#Post2953385
Emmy Rossum:
forums.superiorpics.com/ubbthreads/ubbthreads.php/topics/2954623#Post2954623