foreach (GridViewRow row in USER_GROUP_FROMS.Rows)
    {

            var chkboxuser = (CheckBox)row.FindControl("mainsupp");


            abc = "";
        if (chkboxuser.Checked == true)
        {
            string xe = "DATA SOURCE=technovalms;USER ID=AMC; password=amc;";
            OracleConnection conn = new OracleConnection();
            conn.ConnectionString = xe;

            OracleCommand cmd = new OracleCommand();
            cmd.Connection = conn;


            conn.Open();

            cmd.CommandText = "insert into TECHNOVA_SMS_USER_PRIVILEAGE(ID,SMS_USER_ID,SMS_PAGE_ID) values(SEQUENCEMODEL.nextval,'" + user_type.SelectedValue.ToString() + "','" + chkboxuser + "') ";


            cmd.ExecuteNonQuery();
        }