diff --git a/mathjax/mathjax.js b/mathjax/mathjax.js
index 1ab5531b..686f21bb 100644
--- a/mathjax/mathjax.js
+++ b/mathjax/mathjax.js
@@ -1,5 +1,5 @@
-Addon_registerHook("postprocess","mathjax_postprocess_liveupdate");
+Addon_registerHook("postprocess_liveupdate", "mathjax_postprocess_liveupdate");
 function mathjax_postprocess_liveupdate()
 {
-	MathJax.Hub.Queue(["Typeset",MathJax.Hub]);
+	MathJax.Hub.Queue(["Typeset", MathJax.Hub]);
 }
diff --git a/mathjax/mathjax.php b/mathjax/mathjax.php
index 37b2748c..ebc49d98 100644
--- a/mathjax/mathjax.php
+++ b/mathjax/mathjax.php
@@ -16,20 +16,21 @@ function mathjax_install() {
     Addon::registerHook('page_header', 'addon/mathjax/mathjax.php', 'mathjax_page_header');
     Addon::registerHook('addon_settings', 'addon/mathjax/mathjax.php', 'mathjax_settings');
     Addon::registerHook('addon_settings_post', 'addon/mathjax/mathjax.php', 'mathjax_settings_post');
-    Addon::registerHook('template_vars','addon/mathjax/mathjax.php', 'mathjax_template_vars');
+    Addon::registerHook('template_vars', 'addon/mathjax/mathjax.php', 'mathjax_template_vars');
     logger('installed js_math addon');
 }
 
-function mathjax_template_vars($a, &$arr) {
-    $arr['vars']['addon_hooks'][] = "mathjax";
-}
-
 function mathjax_uninstall() {
     Addon::unregisterHook('page_header', 'addon/mathjax/mathjax.php', 'mathjax_page_header');
     Addon::unregisterHook('addon_settings', 'addon/mathjax/mathjax.php', 'mathjax_settings');
     Addon::unregisterHook('addon_settings_post', 'addon/mathjax/mathjax.php', 'mathjax_settings_post');
     Addon::unregisterHook('template_vars','addon/mathjax/mathjax.php', 'mathjax_template_vars');
 }
+
+function mathjax_template_vars($a, &$arr) {
+    $arr['vars']['addon_hooks'][] = "mathjax";
+}
+
 function mathjax_settings_post ($a, $post) {
     if (! local_user())
         return;