<table>
            <tbody><tr style="FONT-SIZE: 1px">
                <td valign="top" width="30%">
                    <p>&nbsp;</p>
                </td>

                <td valign="top" width="3%">
                    <p>&nbsp;</p>
                </td>

                <td valign="top" width="6%">
                    <p>&nbsp;</p>
                </td>

                <td valign="top" width="3%">
                    <p>&nbsp;</p>
                </td>

                <td valign="top" width="21%">
                    <p>&nbsp;</p>
                </td>

                <td valign="top" width="3%">
                    <p>&nbsp;</p>
                </td>

                <td valign="top" width="30%">
                    <p>&nbsp;</p>
                </td>
            </tr>

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

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

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

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

                <td valign="top" colspan="3">
                    <p align="center"><font size="2">Market or Calculated Inputs</font></p>
                </td>
            </tr>

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

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

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

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

                <td style="BORDER-BOTTOM: black 1px solid" valign="top" colspan="3">&nbsp;</td>
            </tr>

            <tr>
                <td valign="top">
                    <p><font size="2">Assumption:</font></p>
                </td>

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

                <td valign="top">
                    <p align="center"><font size="2">Level</font></p>
                </td>

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

                <td valign="top">
                    <p align="center"><font size="2">December 15, 2009</font></p>
                </td>

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

                <td valign="top">
                    <p align="center"><font size="2">December 31, 2009</font></p>
                </td>
            </tr>

            <tr style="FONT-SIZE: 1px">
                <td style="BORDER-BOTTOM: black 1px solid" valign="top">&nbsp;</td>

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

                <td style="BORDER-BOTTOM: black 1px solid" valign="top">&nbsp;</td>

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

                <td style="BORDER-BOTTOM: black 1px solid" valign="top">&nbsp;</td>

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

                <td style="BORDER-BOTTOM: black 1px solid" valign="top">&nbsp;</td>
            </tr>

            <tr>
                <td valign="top" bgcolor="#eaf9e8">
                    <p style="MARGIN-LEFT: 17.3pt; TEXT-INDENT: -8.65pt; MARGIN-RIGHT: 0in"><font size="2">Our trading market price</font></p>
                </td>

                <td valign="top" bgcolor="#eaf9e8">
                    <p align="center">&nbsp;</p>
                </td>

                <td valign="top" bgcolor="#eaf9e8">
                    <p align="center"><font size="2">1</font></p>
                </td>

                <td valign="top" bgcolor="#eaf9e8">
                    <p align="center">&nbsp;</p>
                </td>

                <td valign="top" bgcolor="#eaf9e8">
                    <p align="center"><font size="2">$0.50</font></p>
                </td>

                <td valign="top" bgcolor="#eaf9e8">
                    <p align="center">&nbsp;</p>
                </td>

                <td valign="top" bgcolor="#eaf9e8">
                    <p align="center"><font size="2">$0.40</font></p>
                </td>
            </tr>

            <tr>
                <td valign="top">
                    <p style="MARGIN-LEFT: 17.3pt; TEXT-INDENT: -8.65pt; MARGIN-RIGHT: 0in"><font size="2">Our trading volatility:</font></p>
                </td>

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

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

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

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

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

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

            <tr>
                <td valign="top" bgcolor="#eaf9e8">
                    <p style="MARGIN-LEFT: 25.9pt; TEXT-INDENT: -8.65pt; MARGIN-RIGHT: 0in"><font size="2">Preferred CED</font></p>
                </td>

                <td valign="top" bgcolor="#eaf9e8">
                    <p align="center">&nbsp;</p>
                </td>

                <td valign="top" bgcolor="#eaf9e8">
                    <p align="center"><font size="2">1</font></p>
                </td>

                <td valign="top" bgcolor="#eaf9e8">
                    <p align="center">&nbsp;</p>
                </td>

                <td valign="top" bgcolor="#eaf9e8">
                    <p align="center"><font size="2">58.40%—74.25%</font></p>
                </td>

                <td valign="top" bgcolor="#eaf9e8">
                    <p align="center">&nbsp;</p>
                </td>

                <td valign="top" bgcolor="#eaf9e8">
                    <p align="center"><font size="2">59.93%—77.98%</font></p>
                </td>
            </tr>

            <tr>
                <td valign="top">
                    <p style="MARGIN-LEFT: 25.9pt; TEXT-INDENT: -8.65pt; MARGIN-RIGHT: 0in"><font size="2">Preferred CED (effective volatility)</font></p>
                </td>

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

                <td valign="bottom">
                    <p align="center"><font size="2">3</font></p>
                </td>

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

                <td valign="bottom">
                    <p align="center"><font size="2">66.21%</font></p>
                </td>

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

                <td valign="bottom">
                    <p align="center"><font size="2">68.9%</font></p>
                </td>
            </tr>

            <tr>
                <td valign="top" bgcolor="#eaf9e8">
                    <p style="MARGIN-LEFT: 25.9pt; TEXT-INDENT: -8.65pt; MARGIN-RIGHT: 0in"><font size="2">Warrant</font></p>
                </td>

                <td valign="top" bgcolor="#eaf9e8">
                    <p align="center">&nbsp;</p>
                </td>

                <td valign="top" bgcolor="#eaf9e8">
                    <p align="center"><font size="2">1</font></p>
                </td>

                <td valign="top" bgcolor="#eaf9e8">
                    <p align="center">&nbsp;</p>
                </td>

                <td valign="top" bgcolor="#eaf9e8">
                    <p align="center"><font size="2">58.40%</font></p>
                </td>

                <td valign="top" bgcolor="#eaf9e8">
                    <p align="center">&nbsp;</p>
                </td>

                <td valign="top" bgcolor="#eaf9e8">
                    <p align="center"><font size="2">N/A</font></p>
                </td>
            </tr>

            <tr>
                <td valign="top">
                    <p style="MARGIN-LEFT: 17.3pt; TEXT-INDENT: -8.65pt; MARGIN-RIGHT: 0in"><font size="2">Credit-risk adjusted yields:</font></p>
                </td>

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

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

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

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

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

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

            <tr>
                <td valign="top" bgcolor="#eaf9e8">
                    <p style="MARGIN-LEFT: 25.9pt; TEXT-INDENT: -8.65pt; MARGIN-RIGHT: 0in"><font size="2">Periods ranging from one to five years</font></p>
                </td>

                <td valign="top" bgcolor="#eaf9e8">
                    <p align="center">&nbsp;</p>
                </td>

                <td valign="bottom" bgcolor="#eaf9e8">
                    <p align="center"><font size="2">2</font></p>
                </td>

                <td valign="top" bgcolor="#eaf9e8">
                    <p align="center">&nbsp;</p>
                </td>

                <td valign="bottom" bgcolor="#eaf9e8">
                    <p align="center"><font size="2">9.38%—11.85%</font></p>
                </td>

                <td valign="top" bgcolor="#eaf9e8">
                    <p align="center">&nbsp;</p>
                </td>

                <td valign="bottom" bgcolor="#eaf9e8">
                    <p align="center"><font size="2">8.97%—12.19%</font></p>
                </td>
            </tr>

            <tr>
                <td valign="top">
                    <p style="MARGIN-LEFT: 25.9pt; TEXT-INDENT: -8.65pt; MARGIN-RIGHT: 0in"><font size="2">Effective risk-adjusted yield</font></p>
                </td>

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

                <td valign="top">
                    <p align="center"><font size="2">3</font></p>
                </td>

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

                <td valign="top">
                    <p align="center"><font size="2">11.21%</font></p>
                </td>

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

                <td valign="top">
                    <p align="center"><font size="2">11.10%</font></p>
                </td>
            </tr>

            <tr>
                <td valign="top" bgcolor="#eaf9e8">
                    <p style="MARGIN-LEFT: 17.3pt; TEXT-INDENT: -8.65pt; MARGIN-RIGHT: 0in"><font size="2">Risk-free rates, representing yields on zero-coupon treasury securities:</font></p>
                </td>

                <td valign="top" bgcolor="#eaf9e8">
                    <p align="center">&nbsp;</p>
                </td>

                <td valign="top" bgcolor="#eaf9e8">
                    <p align="center">&nbsp;</p>
                </td>

                <td valign="top" bgcolor="#eaf9e8">
                    <p align="center">&nbsp;</p>
                </td>

                <td valign="top" bgcolor="#eaf9e8">
                    <p align="center">&nbsp;</p>
                </td>

                <td valign="top" bgcolor="#eaf9e8">
                    <p align="center">&nbsp;</p>
                </td>

                <td valign="top" bgcolor="#eaf9e8">
                    <p align="center">&nbsp;</p>
                </td>
            </tr>

            <tr>
                <td valign="top">
                    <p style="MARGIN-LEFT: 25.9pt; TEXT-INDENT: -8.65pt; MARGIN-RIGHT: 0in"><font size="2">Warrants</font></p>
                </td>

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

                <td valign="top">
                    <p align="center"><font size="2">2</font></p>
                </td>

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

                <td valign="top">
                    <p align="center"><font size="2">3.08%</font></p>
                </td>

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

                <td valign="top">
                    <p align="center"><font size="2">N/A</font></p>
                </td>
            </tr>

            <tr>
                <td valign="top" bgcolor="#eaf9e8">
                    <p style="MARGIN-LEFT: 17.3pt; TEXT-INDENT: -8.65pt; MARGIN-RIGHT: 0in"><font size="2">Terms (years):</font></p>
                </td>

                <td valign="top" bgcolor="#eaf9e8">
                    <p align="center">&nbsp;</p>
                </td>

                <td valign="top" bgcolor="#eaf9e8">
                    <p align="center">&nbsp;</p>
                </td>

                <td valign="top" bgcolor="#eaf9e8">
                    <p align="center">&nbsp;</p>
                </td>

                <td valign="top" bgcolor="#eaf9e8">
                    <p align="center">&nbsp;</p>
                </td>

                <td valign="top" bgcolor="#eaf9e8">
                    <p align="center">&nbsp;</p>
                </td>

                <td valign="top" bgcolor="#eaf9e8">
                    <p align="center">&nbsp;</p>
                </td>
            </tr>

            <tr>
                <td valign="top">
                    <p style="MARGIN-LEFT: 25.9pt; TEXT-INDENT: -8.65pt; MARGIN-RIGHT: 0in"><font size="2">Preferred CED (effective term)</font></p>
                </td>

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

                <td valign="bottom">
                    <p align="center"><font size="2">3</font></p>
                </td>

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

                <td valign="bottom">
                    <p align="center"><font size="2">4.7</font></p>
                </td>

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

                <td valign="bottom">
                    <p align="center"><font size="2">5.0</font></p>
                </td>
            </tr>

            <tr>
                <td valign="top" bgcolor="#eaf9e8">
                    <p style="MARGIN-LEFT: 25.9pt; TEXT-INDENT: -8.65pt; MARGIN-RIGHT: 0in"><font size="2">Warrants (contractual term)</font></p>
                </td>

                <td valign="top" bgcolor="#eaf9e8">
                    <p align="center">&nbsp;</p>
                </td>

                <td valign="top" bgcolor="#eaf9e8">
                    <p align="center"><font size="2">1</font></p>
                </td>

                <td valign="top" bgcolor="#eaf9e8">
                    <p align="center">&nbsp;</p>
                </td>

                <td valign="top" bgcolor="#eaf9e8">
                    <p align="center"><font size="2">6.0</font></p>
                </td>

                <td valign="top" bgcolor="#eaf9e8">
                    <p align="center">&nbsp;</p>
                </td>

                <td valign="top" bgcolor="#eaf9e8">
                    <p align="center"><font size="2">N/A</font></p>
                </td>
            </tr>
        </tbody></table>
<table>
<tbody><tr>
<td>
<p> </p>
</td>
<td>
<p> </p>
</td>
<td>
<p> </p>
</td>
<td>
<p> </p>
</td>
<td>
<p> </p>
</td>
<td>
<p> </p>
</td>
<td>
<p> </p>
</td>
</tr>
<tr>
<td>
<p> </p>
</td>
<td>
<p> </p>
</td>
<td>
<p> </p>
</td>
<td>
<p> </p>
</td>
<td>
<p><font>Market or Calculated Inputs</font></p>
</td>
</tr>
<tr>
<td>
<p> </p>
</td>
<td>
<p> </p>
</td>
<td>
<p> </p>
</td>
<td>
<p> </p>
</td>
<td> </td>
</tr>
<tr>
<td>
<p><font>Assumption:</font></p>
</td>
<td>
<p> </p>
</td>
<td>
<p><font>Level</font></p>
</td>
<td>
<p> </p>
</td>
<td>
<p><font>December 15, 2009</font></p>
</td>
<td>
<p> </p>
</td>
<td>
<p><font>December 31, 2009</font></p>
</td>
</tr>
<tr>
<td> </td>
<td>
<p> </p>
</td>
<td> </td>
<td>
<p> </p>
</td>
<td> </td>
<td>
<p> </p>
</td>
<td> </td>
</tr>
<tr>
<td>
<p><font>Our trading market price</font></p>
</td>
<td>
<p> </p>
</td>
<td>
<p><font>1</font></p>
</td>
<td>
<p> </p>
</td>
<td>
<p><font>$0.50</font></p>
</td>
<td>
<p> </p>
</td>
<td>
<p><font>$0.40</font></p>
</td>
</tr>
<tr>
<td>
<p><font>Our trading volatility:</font></p>
</td>
<td>
<p> </p>
</td>
<td>
<p> </p>
</td>
<td>
<p> </p>
</td>
<td>
<p> </p>
</td>
<td>
<p> </p>
</td>
<td>
<p> </p>
</td>
</tr>
<tr>
<td>
<p><font>Preferred CED</font></p>
</td>
<td>
<p> </p>
</td>
<td>
<p><font>1</font></p>
</td>
<td>
<p> </p>
</td>
<td>
<p><font>58.40%—74.25%</font></p>
</td>
<td>
<p> </p>
</td>
<td>
<p><font>59.93%—77.98%</font></p>
</td>
</tr>
<tr>
<td>
<p><font>Preferred CED (effective volatility)</font></p>
</td>
<td>
<p> </p>
</td>
<td>
<p><font>3</font></p>
</td>
<td>
<p> </p>
</td>
<td>
<p><font>66.21%</font></p>
</td>
<td>
<p> </p>
</td>
<td>
<p><font>68.9%</font></p>
</td>
</tr>
<tr>
<td>
<p><font>Warrant</font></p>
</td>
<td>
<p> </p>
</td>
<td>
<p><font>1</font></p>
</td>
<td>
<p> </p>
</td>
<td>
<p><font>58.40%</font></p>
</td>
<td>
<p> </p>
</td>
<td>
<p><font>N/A</font></p>
</td>
</tr>
<tr>
<td>
<p><font>Credit-risk adjusted yields:</font></p>
</td>
<td>
<p> </p>
</td>
<td>
<p> </p>
</td>
<td>
<p> </p>
</td>
<td>
<p> </p>
</td>
<td>
<p> </p>
</td>
<td>
<p> </p>
</td>
</tr>
<tr>
<td>
<p><font>Periods ranging from one to five years</font></p>
</td>
<td>
<p> </p>
</td>
<td>
<p><font>2</font></p>
</td>
<td>
<p> </p>
</td>
<td>
<p><font>9.38%—11.85%</font></p>
</td>
<td>
<p> </p>
</td>
<td>
<p><font>8.97%—12.19%</font></p>
</td>
</tr>
<tr>
<td>
<p><font>Effective risk-adjusted yield</font></p>
</td>
<td>
<p> </p>
</td>
<td>
<p><font>3</font></p>
</td>
<td>
<p> </p>
</td>
<td>
<p><font>11.21%</font></p>
</td>
<td>
<p> </p>
</td>
<td>
<p><font>11.10%</font></p>
</td>
</tr>
<tr>
<td>
<p><font>Risk-free rates, representing yields on zero-coupon treasury securities:</font></p>
</td>
<td>
<p> </p>
</td>
<td>
<p> </p>
</td>
<td>
<p> </p>
</td>
<td>
<p> </p>
</td>
<td>
<p> </p>
</td>
<td>
<p> </p>
</td>
</tr>
<tr>
<td>
<p><font>Warrants</font></p>
</td>
<td>
<p> </p>
</td>
<td>
<p><font>2</font></p>
</td>
<td>
<p> </p>
</td>
<td>
<p><font>3.08%</font></p>
</td>
<td>
<p> </p>
</td>
<td>
<p><font>N/A</font></p>
</td>
</tr>
<tr>
<td>
<p><font>Terms (years):</font></p>
</td>
<td>
<p> </p>
</td>
<td>
<p> </p>
</td>
<td>
<p> </p>
</td>
<td>
<p> </p>
</td>
<td>
<p> </p>
</td>
<td>
<p> </p>
</td>
</tr>
<tr>
<td>
<p><font>Preferred CED (effective term)</font></p>
</td>
<td>
<p> </p>
</td>
<td>
<p><font>3</font></p>
</td>
<td>
<p> </p>
</td>
<td>
<p><font>4.7</font></p>
</td>
<td>
<p> </p>
</td>
<td>
<p><font>5.0</font></p>
</td>
</tr>
<tr>
<td>
<p><font>Warrants (contractual term)</font></p>
</td>
<td>
<p> </p>
</td>
<td>
<p><font>1</font></p>
</td>
<td>
<p> </p>
</td>
<td>
<p><font>6.0</font></p>
</td>
<td>
<p> </p>
</td>
<td>
<p><font>N/A</font></p>
</td>
</tr>
</tbody></table>