Help with conditionals

[Mijae]

<if condition="$bbuserinfo[userid]">
<if condition="$newthreadssince OR $newpostssince">
<if condition="$newthreadssince > '1'">
There have been <a href="$vboptions[bburl]/search.php?do=getnew"><b>$newthreadssince</b></a> new threads
<else />
<if condition="$newthreadssince == '1'">
There has been <a href="$vboptions[bburl]/search.php?do=getnew"><b>$newthreadssince</b></a> new thread
</if>
</if>
<if condition="$newthreadssince > '0' AND $newpostssince > '0'">
and
<else />
<if condition="$newthreadssince < '1' AND $newpostssince > '1'">
There have been
<else />
<if condition="$newthreadssince < '1' AND  $newpostssince == '1'">
There has been
</if>
</if>
</if>
<if condition="$newpostssince > '1'">
<a href="$vboptions[bburl]/search.php?do=getnew"><b>$newpostssince</b></a> new posts
<else />
<if condition="$newpostssince == '1'">
<a href="$vboptions[bburl]/search.php?do=getnew"><b>$newpostssince</b></a> new post
</if>
</if>
<if condition="$newthreadssince > '0' OR $newpostssince > '0'">
since your last visit, <b>$bbuserinfo[username]</b>.
</if>
</if>

So, I have that code and it works fine, but when there are no new posts/threads it just gives a blank space. I've tried adding and <else /> or <if> but I cant make it work to show a message!