+ 2.0 3.0 3.2 4.0 1.0 2.0 3.0 4.0   1.0 2.0 3.0 4.0   1.0 2.0       1.0 2.1

<sound> empty/container? start tag required end tag required Sandia Reference

This tag provides the capability of downloading a background sound. This is suppored by NCSA Mosaic. I tried to get information on how it is used but cannot get anything out of Mosaic.