ASP.NET

 <StartNavigationTemplate>
    <asp:UpdatePanel ID="upnlStartButton" runat="server" UpdateMode="Conditional" >
       <ContentTemplate>
          <asp:Button ID="StartNextButton" CommandName="MoveNext" runat="server" AlternateText="Start Writing Letter" Enabled="false" Text="Start Your Letter" />
       </ContentTemplate>
    </asp:UpdatePanel>
 </StartNavigationTemplate>


<WizardSteps>
    <asp:WizardStep runat="server" Title="Terms and Conditions" StepType="Start">
       &nbsp;

       <div style="margin-left: 10px; overflow: auto; width: 559px; height: 350px">
          <asp:Label ID="TermsAndConditionsLBL" runat="server"></asp:Label>

          <br />

          <asp:UpdatePanel ID="UpdatePanel1" runat="server">
             <ContentTemplate>
                <asp:CheckBox ID="agreeTermsCHBX" runat="server" Text="I Agree" AutoPostBack="True" OnCheckedChanged="agreeTermsCBX_CheckedChanged" />

                <br />

                <asp:CheckBox ID="disagreeTermsCHBX" runat="server" Text="I Disagree" AutoPostBack="True" OnCheckedChanged="disagreeTermsCBX_CheckedChanged" />
             </ContentTemplate>
          </asp:UpdatePanel>
       </div>
    </asp:WizardStep>

protected void agreeTermsCBX_CheckedChanged(object sender, EventArgs e)
{
  if (agreeTermsCHBX.Checked)
  {
     disagreeTermsCHBX.Checked = false;

     // enable button (Start Your Letter) to move to next page
     ((Button)findControl(wizard, "StartNextButton")).Enabled = true;

     // update button's panel
     ((UpdatePanel)findControl(wizard, "upnlStartButton")).Update();
  }
}

<br />
protected void Page_Load(object sender, EventArgs e)<br />
    {<br />
        gid = Request["Id"];<br />
        numbstatus = Request["status"];<br />
    if(apimsgid != null && numbstatus != null)<br />
    {<br />
        //misc.logerr("callback data :" + gid + " : " + numbstatus);<br />
        //this line up was to check if the function receives the parameters<br />
        gid = gid.Trim();<br />
        numbstatus= numbstatus.Trim();<br />
        if (gid != "" && numbstatus != "")<br />
        {<br />
            DatabaseLayer  dlayerobj = new DatabaseLayer();<br />
           <br />
            Response.Write(dlayerobj.UpdateStatusByApiId(gid, numbstatus));<br />
        }<br />
    }<br />
        <br />
    }<br />
}<br />
<br />

public string UpdateStatusByApiId(string theapiid, string thestatusnum)<br />
    {<br />
        string status = convertStatus(thestatusnum);<br />
        //the convertStatus method gives a normal name as ok, or no for diferenttype of numbers from the api.no problem here<br />
        try<br />
        {<br />
            SqlCommand updatecmd = new SqlCommand();<br />
            updatecmd.CommandType = CommandType.Text;            <br />
            updatecmd.Connection = con;<br />
            //the connection con is created in the constructor.<br />
            updatecmd.CommandText = "update TState set DStatus =@stat where Gid=@apid";           <br />
            updatecmd.Parameters.Add("@stat", SqlDbType.VarChar, 20).Value = status;<br />
            updatecmd.Parameters.Add("@apid", SqlDbType.VarChar, 128).Value = theapiid;<br />
            updatecmd.ExecuteNonQuery();<br />
            return theapiid + " : " + status;<br />
            this also to see if the fucntion receives its param well and it receives it<br />
        }<br />
        catch (Exception ex)<br />
        {<br />
            misc.logerr(ex.ToString());<br />
            return ex.ToString();<br />
        }<br />
<br />
<br />
    }<br />