fixup chinese html index to point to translated files

docs/src/index_zh.tmpl

@@ -55,17 +55,17 @@ function change(el)
 <A href="http://wiki.linuxcnc.org/cgi-bin/wiki.pl">Wiki社区</A>  *
 <A HREF="gcode.html">G Code Quick Reference</A>
 <p></p>
-<LI><A HREF="common/overleaf.html">LinuxCNC文档主览</A>
+<LI><A HREF="common/overleaf_zh.html">LinuxCNC文档主览</A>
 <p></p>
 <li><a onclick="return toggle('sec0')"><img id="sec0_image" src="plus.png" style="border:0;margin-right:5px;vertical-align:middle;" />开始使用LinuxCNC</a>
 	<div id="sec0" style="display:none;">
 		<UL>
-			<LI><A HREF="getting-started/about-linuxcnc_cn.html">关于LinuxCNC</A>
-			<LI><A HREF="getting-started/system-requirements_cn.html">系统要求</A>
-			<LI><A HREF="getting-started/getting-linuxcnc_cn.html">安装LinuxCNC</A>
-			<LI><A HREF="getting-started/running-linuxcnc_cn.html">运行LinuxCNC</A>
-			<LI><A HREF="getting-started/updating-linuxcnc_cn.html">更新LinuxCNC</A>
-			<LI><A HREF="common/glossary_cn.html">专业词汇表</A>
+			<LI><A HREF="getting-started/about-linuxcnc_zh.html">关于LinuxCNC</A>
+			<LI><A HREF="getting-started/system-requirements_zh.html">系统要求</A>
+			<LI><A HREF="getting-started/getting-linuxcnc_zh.html">安装LinuxCNC</A>
+			<LI><A HREF="getting-started/running-linuxcnc_zh.html">运行LinuxCNC</A>
+			<LI><A HREF="getting-started/updating-linuxcnc_zh.html">更新LinuxCNC</A>
+			<LI><A HREF="common/glossary_zh.html">专业词汇表</A>
 		</UL>
 	</div>
 
@@ -226,7 +226,7 @@ function change(el)
 	<div id="sec14" style="display:none;">
 	<UL>
 	<LI><A HREF="common/emc-history.html">LinuxCNC History</A>
-	<LI><A HREF="common/glossary.html">Glossary</A>
-	<LI><A HREF="common/gpld-copyright.html">Copyright and Documentation License</A>
+	<LI><A HREF="common/glossary_zh.html">Glossary</A>
+	<LI><A HREF="common/gpld-copyright_zh.html">Copyright and Documentation License</A>
 	</UL>
 	</div>