Typo correction (// -> /)

src/tools/backend/index.html

@@ -92,7 +92,7 @@ HREF="../../backend/rewrite">rewrite</A> system.<P>
 
 The <A HREF="../../backend/optimizer">optimizer</A> takes the Query
 structure and generates an optimal <A
-HREF="../..//include/nodes/plannodes.h">Plan,</A> which contains the
+HREF="../../include/nodes/plannodes.h">Plan,</A> which contains the
 operations to be performed to execute the query.  The <A
 HREF="../../backend/optimizer/path">path</A> module determines the best
 table join order and join type of each table in the RangeTable, using