Layer
In image-editing software, a constituent part of an image that can be manipulated independently of other parts.

Layers
DHTML element for superimposing text or images in a page. In image-editing software, a constituent part of an image that can be manipulated independently of other parts.

Link
Hypertext link.

List-Box
Drop-down list.

ListServ
One of the most widely used newsletter servers.

Live Cam
A Webcam that continuously broadcasts live on Internet.

Log
A journal file that reports connections to a server.

Login
Identification supplied by users to access a server.