Html table to Datatable - Error: IndexOutOfRange Exception - Cannot find Column 0

Hi,
I am trying to convert a html table to Datatable.
I followed the solution: http://forums.asp.net/t/1718918.aspx
But I am getting error as "IndexOutOfRange Exception  - Cannot find Column 0 " - in the line:
dr[iCurrentColumn] = Convert.ToString(Column.Groups[1]).Replace(" ", ""); The html table which I am passing is in the format:
<table style="border&#58;1px solid black;font-family&#58;Verdana;font-size&#58;10pt;" cellpadding="0px" cellspacing="0px"> <tr align="left" valign="top"> <td style="border&#58;1px solid black;" align="left" valign="top">First Name </td> <td style="border&#58;1px solid black;" align="left" valign="t ...