minor html fixes
diff --git a/doc/html/comparison.html b/doc/html/comparison.html
index b590f3c..82aca33 100644
--- a/doc/html/comparison.html
+++ b/doc/html/comparison.html
@@ -207,7 +207,7 @@
 					YES (v3 only)
 				</td>
 				<td bgcolor="#BCBCAC">
-					non-<br>commercial only
+					non-<br />commercial only
 				</td>
 				<td>
 					Linux, Windows, Mac OS 9, Mac OS X, *BSD, Solaris, others