Basement Ghost

Basement Ghost is a flash screamer. It tells you to find the ghost in a bad-quality picture of an old basement. After a few seconds, a picture of a zombie from The Evil Dead flashes for 1 second along with a short, loud, echoed scream.

The following link contains a screamer:

web.archive.org/web/20091027104731/geocities.com/patlee_69/BasementGhost.swf