plug-ins

Plug-ins are add-on technologies that blend seamlessly into the browser, bringing audio, video, or multimedia capabilities into the page. However, users must have the particular plug-in installed (and installed correctly) to benefit from them.

Plug-ins include the following:

• Flash is a multimedia player from Macromedia, which brings animation, sound, and interactivity into the site. See understanding flash, p. 166.

• QuickTime is an audio and video player from Apple. See choosing a format for online video, p. 215.

• RealMedia is an audio and video player from RealNetworks. See choosing a format for online video, p. 215

• WindowsMedia is an audio and video player from Microsoft. See choosing a format for online video, p. 215.