protected void btnProceed_Click(object sender, EventArgs e)
        {
            string sPRN = txtPRN.Text.Trim();

            oStud = new clsStudent();

            DataTable oDTReplace = new DataTable();

            oDTReplace = oStud.Get_Student_Details_For_Replace_PRN(sPRN);
            if (oDTReplace != null && oDTReplace.Rows.Count > 0)
            {
                divStudentDetails.Style.Add("display", "inline");
                lblStudentName.Text = oDTReplace.Rows[0]["Student_Name"].ToString();
                lblStudentPRN.Text  = oDTReplace.Rows[0]["PRN_Number"].ToString();
                lblCourse.Text      = oDTReplace.Rows[0]["Course_Name"].ToString();
                lblBranch.Text      = oDTReplace.Rows[0]["Branch_Name"].ToString();

                lblMessage.Visible = false;
            }
            else
            {
                lblMessage.Text     = "No Record Found";
                lblMessage.CssClass = "errorNote";
                lblMessage.Visible  = true;
            }
        }