The closing tag is incorrect, it should be </xen:if> instead of <xen:else />
<xen:if is="{$visitor.message_count} < 1">
<h3 style="color:white;background:#f72600;border-radius:2px;padding:2px;text-align:center;">You need to make 1 post to fill in location, occupation and home page, why not <a...