IF else Condition?

[jags2ooo]

I am trying to get something to not show up if user is in group 10 or 11
Is there a way to use else statement within vbulletin templates ?

<if condition="is_member_of($vbulletin->userinfo, 10, 11)">
You Already joined
</if>

else

Click here to join a
click here to join b

[Dismounted]

<if condition="!is_member_of($bbuserinfo, 10, 11)"></if>