fix typo in heads_navs html
diff --git a/gotweb/gotweb_ui.h b/gotweb/gotweb_ui.h
index a205f74..db8a01f 100644
--- a/gotweb/gotweb_ui.h
+++ b/gotweb/gotweb_ui.h
@@ -140,7 +140,7 @@ char *heads_navs =
"<a href='?path=%s&action=summary&headref=%s'>summary</a> | " \
"<a href='?path=%s&action=logbriefs&headref=%s'>log briefs</a> | " \
"<a href='?path=%s&action=log&headref=%s'>log</a> | " \
- "<a href='?path=%s&action=tree&headref=%s'>commit</a>";
+ "<a href='?path=%s&action=commit&headref=%s'>commit</a>";
char *commit_diff_html =
"<div id='commit_diff_title'>Diff:</div>" \