added terabytes to number helper
added number helper guide pages, menus, toc, etc
diff --git a/user_guide/helpers/path_helper.html b/user_guide/helpers/path_helper.html
index c2aa347..1997959 100644
--- a/user_guide/helpers/path_helper.html
+++ b/user_guide/helpers/path_helper.html
@@ -89,7 +89,7 @@
<div id="footer">
<p>
-Previous Topic: <a href="html_helper.html"> HTML Helper</a>
+Previous Topic: <a href="number_helper.html">Number Helper</a>
·
<a href="#top">Top of Page</a> ·
<a href="../index.html">User Guide Home</a> ·