<DOCUMENT>
<TYPE>EX-4.3
<SEQUENCE>4
<FILENAME>c58302ex4-3.txt
<DESCRIPTION>SCHEDULE IDENTIFYING MATERIAL DETAILS OF WARRANT
<TEXT>

<PAGE>   1

                                                                     EXHIBIT 4.3


                     Schedule of Warrants Issued (R Series)


<TABLE>
<CAPTION>
DATE OF                                                     WARRANT       NUMBER           EXERCISE PRICE
ISSUE           NAME                                        NO.           OF SHARES        EXPIRATION DATE
=============== ==========================================  ============= ===============  =========================
<S>             <C>                                         <C>           <C>              <C>
8/18/2000       The Shaar Fund Ltd.                         R-1           800,000          Exercise Price: $0.625
                                                                                           Expires: 8/18/2005

8/18/2000       Gulfstream Financial Partners, LLC          R-2           800,000          Exercise Price: $0.625
                                                                                           Expires: 8/18/2005

8/18/2000       Blake Capital Partners, LLC                 R-3           400,000          Exercise Price: $0.625
                                                                                           Expires: 8/18/2005
</TABLE>


</TEXT>
</DOCUMENT>