Update indices
diff --git a/index_es.php b/index_es.php
index cfca9f9..3b2aeeb 100644
--- a/index_es.php
+++ b/index_es.php
@@ -61,6 +61,7 @@
and
<a href="specs/es/3.2/es_spec_3.2.withchanges.pdf"> with changes marked </a>. </li>
<li> OpenGL ES Shading Language 3.20 Specification (December 12, 2018)
+ <a href="specs/es/3.2/GLSL_ES_Specification_3.20.html"> (HTML) </a>
<a href="specs/es/3.2/GLSL_ES_Specification_3.20.pdf"> (PDF) </a>
<li> <a href="http://www.khronos.org/opengles/sdk/docs/man32/">
OpenGL ES 3.2 Online Manual Pages.</a> </li>
diff --git a/index_gl.php b/index_gl.php
index af2a38c..c96075b 100644
--- a/index_gl.php
+++ b/index_gl.php
@@ -61,6 +61,7 @@
</li>
</ul> </li>
<li> OpenGL Shading Language 4.60 Specification (December 12, 2018)
+ <a href="specs/gl/GLSLangSpec.4.60.html"> (HTML) </a> </li>
<a href="specs/gl/GLSLangSpec.4.60.pdf"> (PDF) </a> </li>
<li> <a href="http://www.opengl.org/sdk/docs/man4/"> OpenGL 4.5 API and
