bug#7607: Minor fixes in the SGML/HTML section of the manual

[Karel Klíč]

Function name is missing for some commands.
C-c C-b mentioned wrong function.

Please consider the following changes:

diff -up ./doc/emacs/text.texi.html-small-fixes ./doc/emacs/text.texi
--- ./doc/emacs/text.texi.html-small-fixes      2010-12-10 11:46:03.260668208 
+0100
+++ ./doc/emacs/text.texi       2010-12-10 11:48:19.364474484 +0100
@@ -1765,7 +1765,7 @@ variant of SGML mode.
 @kindex C-c C-n @r{(SGML mode)}
 @findex sgml-name-char
 Interactively specify a special character and insert the SGML
-@samp{&}-command for that character.
+@samp{&}-command for that character (@code{sgml-name-char}).
 
 @item C-c C-t
 @kindex C-c C-t @r{(SGML mode)}
@@ -1799,7 +1799,7 @@ A numeric argument acts as a repeat coun
 @findex sgml-skip-tag-backward
 Skip backward across a balanced tag group (which extends from an
 opening tag through its corresponding closing tag)
-(@code{sgml-skip-tag-forward}).  A numeric argument acts as a repeat
+(@code{sgml-skip-tag-backward}).  A numeric argument acts as a repeat
 count.
 
 @item C-c C-d
@@ -1841,7 +1841,7 @@ buffer as SGML (@code{sgml-validate}).
 @kindex C-c TAB @r{(SGML mode)}
 @findex sgml-tags-invisible
 Toggle the visibility of existing tags in the buffer.  This can be
-used as a cheap preview.
+used as a cheap preview (@code{sgml-tags-invisible}).
 @end table
 
 @cindex nXML mode