The Overlay Maker is a networked drawing program with the ability to manipulate paint objects and add icons. It is designed to support military planning however can be used for a broad range of drawing requirements. The program replicates the creation of overlay graphics on maps or other background images. It supports multiple overlays and a range of graphic drawing controls. Graphic objects can be drawn with various line, transparency and antialiasing characteristics in a full range of colours. Icons graphics can be created, stacked and manipulated in many ways. Over a local area network multiple users can collaborate to work on a stack of overlays in real-time with ease.