cross page post back on a value held within a DetialsView?

Hi all

Is it possible to perfrom a cross page post-back on the following value within a Detailsiew held in on a master page to a text box on another page:
<asp:DetailsView ID="EmployerNamelabel"
runat="server"
AutoGenerateRows="False"
DataSourceID="employerName"
defaultMode="Edit"
BackColor="#B181B3"
GridLines="None"&gt;
<Fields>

<asp:BoundField DataField="EmployerN ...