[1] custom Element | custom Object, InetSDK, , https://web.archive.org/web/20001018230213/http://msdn.microsoft.com/workshop/author/dhtml/reference/objects/custom.asp
[3] Using Custom Tags in Internet Explorer, InetSDK, , https://web.archive.org/web/20001016031202/http://msdn.microsoft.com/workshop/author/dhtml/overview/customTags.asp