An incomplete Glossary of some of the words you'll hear today. A funny but serious reality check . A full 640 x 480 x 24-bit color pixel image requires 900K disk space, uncompressed.
Some Solutions Use actual graphics files only when necessary.
Avoid unnecessary images - use them only if they add significantly to your page design. Keep background images small. Background images can be tiled horizontally, vertically, or both. Their behavior can be tricky - see EKU beta examples . Always reduce the image's resolution to 72 dots per inch and scale the image to the actual or maximum size that it will be viewed at on the web page.