<p>I think you can take one semester off without worrying about re-enrolling. </p>
<p>I think this link on their website will be more helpful in answering your question though about leaving for a sememster:
[The</a> Florida State University](<a href=“http://undergrad.fsu.edu/Retention/leaving_returning.html]The”>http://undergrad.fsu.edu/Retention/leaving_returning.html)</p>