<table>
            <tbody><tr style="FONT-SIZE: 1px">
                <td valign="top" width="5%">
                    <p>&nbsp;</p>
                </td>

                <td valign="top" width="95%">
                    <p>&nbsp;</p>
                </td>
            </tr>

            <tr>
                <td valign="top">
                    <p><font size="2">(1)</font></p>
                </td>

                <td valign="top">
                    <p align="justify"><font size="2">Includes options to purchase 297,500 shares of Common Stock granted under our 2002 Long-Term Incentive Plan and options to purchase 20,625 shares of Common Stock granted under our 1992 Stock Option Plan.</font></p>
                </td>
            </tr>

            <tr>
                <td valign="top">
                    <p>&nbsp;</p>
                </td>

                <td valign="top">
                    <p align="justify">&nbsp;</p>
                </td>
            </tr>

            <tr>
                <td valign="top">
                    <p><font size="2">(2)</font></p>
                </td>

                <td valign="top">
                    <p align="justify"><font size="2">Consists of warrants to purchase shares of Common Stock issued in 1997 to a director of ours, in connection with our entry into a financial advisory services agreement. </font></p>
                </td>
            </tr>
        </tbody></table>
<table>
<tbody><tr>
<td>
<p> </p>
</td>
<td>
<p> </p>
</td>
</tr>
<tr>
<td>
<p><font>(1)</font></p>
</td>
<td>
<p><font>Includes options to purchase 297,500 shares of Common Stock granted under our 2002 Long-Term Incentive Plan and options to purchase 20,625 shares of Common Stock granted under our 1992 Stock Option Plan.</font></p>
</td>
</tr>
<tr>
<td>
<p> </p>
</td>
<td>
<p> </p>
</td>
</tr>
<tr>
<td>
<p><font>(2)</font></p>
</td>
<td>
<p><font>Consists of warrants to purchase shares of Common Stock issued in 1997 to a director of ours, in connection with our entry into a financial advisory services agreement. </font></p>
</td>
</tr>
</tbody></table>