===================================================================
RCS file: /cvs/mandoc/html.c,v
retrieving revision 1.159
retrieving revision 1.162
diff -u -p -r1.159 -r1.162
--- mandoc/html.c	2014/07/23 15:00:08	1.159
+++ mandoc/html.c	2014/08/13 20:34:29	1.162
@@ -1,4 +1,4 @@
-/*	$Id: html.c,v 1.159 2014/07/23 15:00:08 schwarze Exp $ */
+/*	$Id: html.c,v 1.162 2014/08/13 20:34:29 kristaps Exp $ */
 /*
  * Copyright (c) 2008, 2009, 2010, 2011 Kristaps Dzonsons <kristaps@bsd.lv>
  * Copyright (c) 2011, 2012, 2013, 2014 Ingo Schwarze <schwarze@openbsd.org>
@@ -15,9 +15,7 @@
  * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
  * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
  */
-#ifdef HAVE_CONFIG_H
 #include "config.h"
-#endif
 
 #include <sys/types.h>
 
@@ -76,6 +74,7 @@ static	const struct htmldata htmltags[TAG_MAX] = {
 	{"i",		0 }, /* TAG_I */
 	{"code",	0 }, /* TAG_CODE */
 	{"small",	0 }, /* TAG_SMALL */
+	{"em",		0 }, /* TAG_EM */
 };
 
 static	const char	*const htmlattrs[ATTR_MAX] = {
@@ -761,6 +760,8 @@ bufcat_su(struct html *h, const char *p, const struct 
 	v = su->scale;
 	if (SCALE_MM == su->unit && 0.0 == (v /= 100.0))
 		v = 1.0;
+	else if (SCALE_BU == su->unit)
+		v /= 24.0;
 
 	bufcat_fmt(h, "%s: %.2f%s;", p, v, roffscales[su->unit]);
 }