.so sli-help
\c{
Example
An example of a hypertext file as may be used by
a help manager is given below.
}
\c{
Widgets created when reading in a hypertext file may be
given a path name relative to the path name of the
hypertext widget by using the variable this.
In addition the hypertext widget offers the variables
thisline and thisfile to identify the
current line number and current file name.
}
\c{
Any of the widgets and commands offered by Tcl/Tk or supported
by hush may be included in a hypertext file.
However, this is for more advance programmers only
since it requires intimate knowledge of the Tcl/Tk
intrinsics.
}