Include a document inside another!--#include file="file.html"-- (relative path)!--#include file="/sub/file.html"-- (absolute path)!--#include file="../file.html"-- (relative path)Execute a CGI script or command directly from a page!--#exec cgi="/cgi-bin/your-script.cgi"--Display the current date and time !--#echo var="DATE_LOCAL" --Display the last modified date of file!--#flastmod file="ssi.htm" --(Surround each of those lines with <> arrow brackets.)