--- a/doc/interpreter/macros.texi
+++ b/doc/interpreter/macros.texi
@@ -27,15 +27,17 @@
 @c want lots of `See also: foo, bar, and baz' strings cluttering the
 @c printed manual (that information should be in the supporting text for
 @c each group of functions and variables).
+@c
+@c Implementation Note:
+@c For TeX, @vskip produces a nice separation.
+@c For Texinfo '@sp 1' should work, but in practice produces ugly results
+@c for HTML.  We use a simple blank line to produce the correct behavior. 
 
 @macro seealso {args}
 @iftex
 @vskip 2pt
 @end iftex
 @ifnottex
-@c Texinfo @sp should work but in practice produces ugly results for HTML.
-@c A simple blank line produces the correct behavior. 
-@c @sp 1
 
 @end ifnottex
 @noindent