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  Web Design Glossary
Animated GIF A single GIF file that contains a series of images that are displayed sequentially to give the illusion of movement or change over time.

Bitmap Image (bmp) Graphic image which can also be used on the web. Includes GIF, JPEG, PNG and other formats.

Browser Safe Colour This refers to the colour palette of 216 colours that will display without wavering on any platform, at any resolution.

Fireworks Web graphic production tool from Macromedia.

GIF Graphics Interchange Format A bitmap image restricted to 256 colours. Often used on the Web.

GUI: Graphical User Interface A user interface to a computer that is graphical rather than purely textual.

JPEG: Joint Photographic Experts Group Format for graphic images. Allows for more colours than GIF's.

PNG: Portable Network Graphics A bitmap image which can support millions of colours, however may not view correctly on older browsers. Also file sizes tend to be larger than GIF's.

Resolution The number of pixel (individual points of color) contained on a display monitor. This is expressed in terms of the number of pixels on the horizontal axis and the number on the vertical axis. The sharpness of an image on a display depends on the resolution and the size of the monitor.

RGB: Red, Green, and Blue System for representing the colours to be used on a computer display. Red, green, and blue are combined in various proportions to obtain a colour in the visible spectrum.

Shockwave A program, available as a plug-in, which enables a browser to view multimedia files created with Macromedia Director.

SVG: Scalable Vector Graphics Graphics format that enables two-dimensional images to be displayed in XML pages on the Web. These graphics are scalable to the size of the viewing window and adjust in size and resolution according to the display window.

website A collection of web pages that inter-link on the same URL.

WYSIWYG: What You See Is What You Get Term used to describe visual HTML editors (i.e.: FrontPage) as opposed to a text editor (i.e.: Notepad).

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