(optional) The output HTML file name.(Default on UNIX and OpenVMS: wave.html)(Default on Windows: wave.htm)
Opens the output HTML file, writes out the basic HTML information and sets an HTML output file information variable.
(optional) The output HTML file name.(Default on UNIX and OpenVMS: wave.html)(Default on Windows: wave.htm)
NOTE: Some of the attributes that you can specify with these keywords are not used by certain browsers.
Defines the color of active links. An active link is a selected link which is being processed.BgColor
A string or long integer specifying the background color name or number (24-bit color). Examples of this keyword usage are:
Accepts a URL string to an image for the background.CGI
Writes a "Content-type" header useful if you are outputting from a CGI script.LinkColor
Defines the text color of new links. A new link is one which hasn't been previously selected.Stdout
If set, writes to standard output instead of to a file.Title
A string scalar specifying the HTML 
TITLE
.TextColor
Defines the text color.VLinkColor
Defines the color of visited links.
A file opened using the HTML_OPEN procedure must always be closed with an HTML_CLOSE procedure call at the end. This closes many of the initial HTML formatting elements opened when the file was initiated.
