<vb:if condition="$bbuserinfo[fieldX] & 1"><script> Do stuff here </script></vb:if>
<vb:if condition="$bbuserinfo[fieldX] & 2"><script> Do stuff here </script></vb:if>
<vb:if condition="$bbuserinfo[fieldX] & 4"><script> Do stuff here </script></vb:if>
<vb:if condition="$bbuserinfo[fieldX] & 8"><script> Do stuff here </script></vb:if>