Show no tags message in tag sideblock when users have no tags

htdocs/theme/raw/templates/sideblocks/mytags.tpl

+<h3>{str tag="mytags"}</h3>
+<div class="sidebar-content mytags">
 {if $data.tags}
-    <h3>{str tag="mytags"}</h3>
-    <div class="sidebar-content mytags">
   {foreach from=$data.tags item=tag}
-      <a class="tag" style="font-size: {$tag->size}em;" href="{$WWWROOT}tags.php?tag={$tag->tag|urlencode}" title="{str tag=numitems arg1=$tag->count}">{$tag->tag|escape}</a>
+  <a class="tag" style="font-size: {$tag->size}em;" href="{$WWWROOT}tags.php?tag={$tag->tag|urlencode}" title="{str tag=numitems arg1=$tag->count}">{$tag->tag|escape}</a>
   {/foreach}
-    </div>
-{/if}
\ No newline at end of file
+{else}
+  {str tag=youhavenottaggedanythingyet}
+{/if}
+</div>
\ No newline at end of file