HTML Bitmap Graphics

Dynamic Inline Image generation

Image Processing in the Browser with JavaScript

Drawing bitmaps in the browser

Animation

jpeg

gif

Sample XBM Script (obsolete)
VBScript Image Class - Create and manipulate bmp and pcx files  (obsolete)

See also:

• http://stackoverflow.com/questions/2385203/controlling-gifs-with-javascript Manipulating GIF's with Javascript.
• https://neil.fraser.name/software/bmp_lib/ JavaScript BMP Library.
  
  This library allows one to create BMP images from JavaScript. You provide a two dimensional array of pixel values, it produces the image. Also links to many other related resources.
• http://www.terra.es/personal8/japus12/xbm.html XBM image generation from an embedded system.
• http://www.netbulge.com/index.php?session=0&action=read&click=open&article=1113897705 Automatically resizing background images.
• http://www.webmasterworld.com/forum83/3855.htm
• http://www.cssplay.co.uk/layouts/background

Microsoft decided to prevent XBM inline image generation with XP Service Pack 2 so if you can't see them, you will have to set this registry key to get them back:

[HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Internet Explorer\Security]
"BlockXBM"=dword:00000000