private void GetPreviousDetailsToHF(int admissionno)
        {
            Hashtable ht = new Hashtable();

            ht.Add("AdmissionNo", admissionno);

            DataTable dt = StudentProfileBLL.GetPreviousDetailsToProfile(ht);

            if (dt.Rows.Count > 0)
            {
                //txtAddmissionNo.Text = dataTable.Rows[0]["AdmissionNo"].ToString();
                // students

                lblPrevIname.Text              = dt.Rows[0]["Institutename"].ToString();
                lblPrevGrade.Text              = dt.Rows[0]["Prevgrade"].ToString();
                lblPrevAdd.Text                = dt.Rows[0]["Addressschool"].ToString();
                lblPrevTel.Text                = dt.Rows[0]["Telephoneschool"].ToString();
                lblPrevmail.Text               = dt.Rows[0]["Emailschool"].ToString();
                lblPrevdateattended.Text       = dt.Rows[0]["Dateattended"].ToString();
                lblPrevAttendingcurrently.Text = dt.Rows[0]["Attendingcurrently"].ToString();
            }
        }