diff --git a/core/wiki/macros/toc.tid b/core/wiki/macros/toc.tid
index add37b856..7db721d28 100644
--- a/core/wiki/macros/toc.tid
+++ b/core/wiki/macros/toc.tid
@@ -162,7 +162,7 @@ tags: $:/tags/Macro
 [all[current]field:title{$selectedTiddler$}]
 \end
 
-\define toc-tabbed-external-nav(tag,sort:"",selectedTiddler:"$:/temp/toc/selectedTiddler",unselectedText,template:"")
+\define toc-tabbed-external-nav(tag,sort:"",selectedTiddler:"$:/temp/toc/selectedTiddler",unselectedText,missingText,template:"")
 <$tiddler tiddler={{$selectedTiddler$}}>
 <div class="tc-tabbed-table-of-contents">
 <$linkcatcher to="$selectedTiddler$">
@@ -171,18 +171,23 @@ tags: $:/tags/Macro
 </div>
 </$linkcatcher>
 <div class="tc-tabbed-table-of-contents-content">
+<$reveal state="""$selectedTiddler$""" type="nomatch" text="">
 <$transclude mode="block" tiddler="$template$">
 <h1><$view field="caption"><$view field="title"/></$view></h1>
-<$transclude mode="block">$unselectedText$</$transclude>
+<$transclude mode="block">$missingText$</$transclude>
 </$transclude>
+</$reveal>
+<$reveal state="""$selectedTiddler$""" type="match" text="">
+$unselectedText$
+</$reveal>
 </div>
 </div>
 </$tiddler>
 \end
 
-\define toc-tabbed-internal-nav(tag,sort:"",selectedTiddler:"$:/temp/toc/selectedTiddler",unselectedText,template:"")
+\define toc-tabbed-internal-nav(tag,sort:"",selectedTiddler:"$:/temp/toc/selectedTiddler",unselectedText,missingText,template:"")
 <$linkcatcher to="""$selectedTiddler$""">
-<$macrocall $name="toc-tabbed-external-nav" tag="""$tag$""" sort="""$sort$""" selectedTiddler="""$selectedTiddler$""" unselectedText="""$unselectedText$""" template="""$template$"""/>
+<$macrocall $name="toc-tabbed-external-nav" tag="""$tag$""" sort="""$sort$""" selectedTiddler="""$selectedTiddler$""" unselectedText="""$unselectedText$""" missingText="""$missingText$""" template="""$template$"""/>
 </$linkcatcher>
 \end
 
diff --git a/editions/tw5.com/tiddlers/demonstrations/TableOfContentsMacro Tabbed Example.tid b/editions/tw5.com/tiddlers/demonstrations/TableOfContentsMacro Tabbed Example.tid
index 60a545d8e..dd6a6b287 100644
--- a/editions/tw5.com/tiddlers/demonstrations/TableOfContentsMacro Tabbed Example.tid	
+++ b/editions/tw5.com/tiddlers/demonstrations/TableOfContentsMacro Tabbed Example.tid	
@@ -13,7 +13,8 @@ The tabbed table of contents macro renders a selective expandable table of conte
 |2nd |sort |Optional sorting subfilter (eg `sort[title]`) | |
 |3rd |selectedTiddler |Title of the tiddler containing the title of the currently displayed tiddler  |"$:/temp/toc/selectedTiddler" |
 |4th |unselectedText |Text to be displayed when no tiddler is selected | |
-|5th |template |Optional title of a tiddler to be used as a template for rendering the selected tiddler | |
+|5th |missingText |Text to be displayed when the selected tiddler is missing | |
+|6th |template |Optional title of a tiddler to be used as a template for rendering the selected tiddler | |
 
 !!! Internal navigation
 
@@ -38,4 +39,4 @@ Type: <$select tiddler="TabbedExampleType">
 <option value="toc-tabbed-external-nav">Open tiddler links externally (toc-tabbed-external-nav)</option>
 </$select>
 
-<$macrocall $name={{TabbedExampleType}} tag="TableOfContents" selectedTiddler="$:/temp/toc/selectedTiddler" unselectedText="Select a topic in the table of contents. Click the arrow to expand a topic."/>
+<$macrocall $name={{TabbedExampleType}} tag="TableOfContents" selectedTiddler="$:/temp/toc/selectedTiddler" unselectedText="<p>Select a topic in the table of contents. Click the arrow to expand a topic.</p>" missingText="<p>Missing tiddler.</p>"/>