MTItemIfBlogEntry
A container tag: the contents of this container will be displayed only if this entry has a blog entry associated with it. In the following example, the “book review” link will only appear for book entries which have an associated blog entry id.
<MTMediaManagerItems>
...
<MTItemIfBlogEntry>
<a href="<MTItemEntryLink>">book review</a>
</MTItemIfBlogEntry>
</MTMediaManagerItems>

