Web Review: Style Sheets
webreview.com/wr/pub/Style_Sheets

Web Review: Style Sheets Reference Guide
style.webreview.com

Web Reference: Text Rollovers
www.webreference.com/js/column4/index.html

Netscape JavaScript Reference
developer.netscape.com/docs/manuals/communicator/jsref/index.htm

Microsoft Workshop: DHTML, HTML & CSS
msdn.microsoft.com/workshop/author/default.asp

W3C Style Sheets
www.w3c.org/Style