private void metroButtonUpdate_Click(object sender, EventArgs e)
        {
            UserInfoHandler u = new UserInfoHandler();

            if (comboBoxAccType.Text == "Admin")
            {
                bool m = u.UpdateAdminInfo(metroTextBoxUsername.Text, metroTextBoxPassword.Text, metroTextBoxFullName.Text, metroTextBoxPhone.Text, metroTextBoxAddress.Text);
                if (m == true)
                {
                    MetroFramework.MetroMessageBox.Show(this, "Account Updated!");
                }
                else
                {
                    MetroFramework.MetroMessageBox.Show(this, "Something went Wrong! please Check input.");
                }
            }
            else if (comboBoxAccType.Text == "Doctor")
            {
                bool m = u.UpdateDocInfo(metroTextBoxUsername.Text, metroTextBoxPassword.Text, metroTextBoxFullName.Text, metroTextBoxPhone.Text, metroTextBoxAddress.Text);
                if (m == true)
                {
                    MetroFramework.MetroMessageBox.Show(this, "Account Updated!");
                }
                else
                {
                    MetroFramework.MetroMessageBox.Show(this, "Something went Wrong! please Check input.");
                }
            }
            else if (comboBoxAccType.Text == "Receptionist")
            {
                bool m = u.UpdateReceptionistInfo(metroTextBoxUsername.Text, metroTextBoxPassword.Text, metroTextBoxFullName.Text, metroTextBoxPhone.Text, metroTextBoxAddress.Text);
                if (m == true)
                {
                    MetroFramework.MetroMessageBox.Show(this, "Account Updated!");
                }
                else
                {
                    MetroFramework.MetroMessageBox.Show(this, "Something went Wrong! please Check input.");
                }
            }
            else
            {
                MetroFramework.MetroMessageBox.Show(this, "Please Select Account Type.");
            }
        }