This is what it should look like...
Code:
<!-- youtube -->
<if condition="$userinfo[field12]">
<div id="youtube" class="tborder content_block">
<h4 class="thead block_title">
<a href="#top" class="collapse_gadget" onclick="return toggle_collapse('youtube')"><img id="collapseimg_youtube" src="images/buttons/collapse_generic.gif" alt="" border="0" /></a>
<a name="albums"></a>
<span class="block_name">YouTube Video</span>
</h4>
<div class="block_content" id="collapseobj_youtube" style="">
<div class="alt1 smallfont block_row"><if condition="$userinfo[fieldt]">Title: $userinfo[field13]</if></div>
<div class="alt2 block_row block_footer"><object width="240" height="200"><param name="movie" value="http://www.youtube.com/v/$userinfo[field12]"></param><param name="wmode" value="transparent"></param>
<embed src="http://www.youtube.com/v/$userinfo[field12]$userinfo[field14]" type="application/x-shockwave-flash" wmode="transparent" width="240" height="200"></embed></object>
</div>
</div>
</div>
</if>
<!-- / youtube -->