diff --git a/koha-tmpl/opac-tmpl/prog/en/modules/opac-auth-MARCdetail.tt b/koha-tmpl/opac-tmpl/prog/en/modules/opac-auth-MARCdetail.tt
index 3863fadc77..4cee9fe149 100644
--- a/koha-tmpl/opac-tmpl/prog/en/modules/opac-auth-MARCdetail.tt
+++ b/koha-tmpl/opac-tmpl/prog/en/modules/opac-auth-MARCdetail.tt
@@ -28,7 +28,7 @@ function showChildren(mynumber) {
 </head>
 <body id="opac-authoritiesdetail">
 
-<div id="doc3" class="yui-t1">
+<div id="doc3" class="yui-t7">
    <div id="bd">
 [% INCLUDE 'masthead.inc' %]
 	<div id="yui-main">
@@ -79,11 +79,5 @@ function showChildren(mynumber) {
 </div>
 </div>
 </div>
-[% IF ( OpacNav ) %]
-<div class="yui-b">
-<div id="leftmenus" class="container">
-[% INCLUDE 'navigation.inc' %]
-</div>
-</div>[% END %]
 </div>
 [% INCLUDE 'opac-bottom.inc' %]
diff --git a/koha-tmpl/opac-tmpl/prog/en/modules/opac-auth-detail.tt b/koha-tmpl/opac-tmpl/prog/en/modules/opac-auth-detail.tt
index 2f438becf6..672d4e33be 100644
--- a/koha-tmpl/opac-tmpl/prog/en/modules/opac-auth-detail.tt
+++ b/koha-tmpl/opac-tmpl/prog/en/modules/opac-auth-detail.tt
@@ -68,7 +68,7 @@ function showChildren(mynumber) {
 </head>
 <body id="opac-authoritiesdetail">
 
-<div id="doc3" class="yui-t1">
+<div id="doc3" class="yui-t7">
    <div id="bd">
 [% INCLUDE 'masthead.inc' %]
     <div id="yui-main">
@@ -163,11 +163,5 @@ function showChildren(mynumber) {
 </div>
 </div>
 </div>
-[% IF ( OpacNav ) %]
-<div class="yui-b">
-<div id="leftmenus" class="container">
-[% INCLUDE 'navigation.inc' %]
-</div>
-</div>[% END %]
 </div>
 [% INCLUDE 'opac-bottom.inc' %]