public void grp_bind()
{
try
{
DataSet ds_state = new DataSet();
ds_state = dl.select_grp(bl);
dwd_grp.DataSource = ds_state;
dwd_grp.DataTextField = "grp_name";
dwd_grp.DataValueField = "grp_id";
dwd_grp.DataBind();
}
catch (Exception ex)
{
}
}