private void button2_Click(object sender, EventArgs e)
 {
     using (frm_student_information_entry frm = new frm_student_information_entry())
     {
         frm.StartPosition = FormStartPosition.CenterParent;
         frm.ShowDialog();
         LoadStudents();
     }
 }
        private void dataGridView1_CellContentClick(object sender, DataGridViewCellEventArgs e)
        {
            int SelectStudentID = Convert.ToInt32(dataGridView1.Rows[e.RowIndex].Cells["clmStudentID"].Value);

            if (e.ColumnIndex == clmUpdateStudentInfo.Index)
            {
                using (frm_student_information_entry frm = new frm_student_information_entry(SelectStudentID))
                {
                    frm.StartPosition = FormStartPosition.CenterParent;
                    frm.ShowDialog();
                    LoadStudents();
                }
            }
            else if (e.ColumnIndex == clmGuardianInfo.Index)
            {
                using (frm_student_information_entry_guardian frm = new frm_student_information_entry_guardian(SelectStudentID))
                {
                    frm.StartPosition = FormStartPosition.CenterParent;
                    frm.ShowDialog();
                }
            }
        }