<DOCUMENT>
<TYPE>EX-99
<SEQUENCE>2
<FILENAME>s11-9593_ex991.txt
<DESCRIPTION>EXHIBIT A
<TEXT>

Exhibit A

Identification of entities which acquired the shares which are the subject of
this report on Schedule 13G/A.

(1)      Potomac Capital Partners LP, a private investment partnership formed
         under the laws of State of Delaware. Potomac Capital Management LLC is
         the General Partner of Potomac Capital Partners LP. Mr. Paul J. Solit
         is the Managing Member of Potomac Capital Management LLC.

</TEXT>
</DOCUMENT>
