Updated runtime files.
diff --git a/runtime/doc/index.txt b/runtime/doc/index.txt
index 6b8d445..c2b1ca1 100644
--- a/runtime/doc/index.txt
+++ b/runtime/doc/index.txt
@@ -1,4 +1,4 @@
-*index.txt* For Vim version 7.3. Last change: 2013 May 17
+*index.txt* For Vim version 7.3. Last change: 2013 Jun 06
VIM REFERENCE MANUAL by Bram Moolenaar
@@ -1510,6 +1510,7 @@
|:sview| :sv[iew] split window and edit file read-only
|:swapname| :sw[apname] show the name of the current swap file
|:syntax| :sy[ntax] syntax highlighting
+|:syntime| :synti[me] measure syntax highlighting speed
|:syncbind| :sync[bind] sync scroll binding
|:t| :t same as ":copy"
|:tNext| :tN[ext] jump to previous matching tag