private void buttonXP2_Click(object sender, EventArgs e)
{
frmAidChooseGroup m_objForm = new frmAidChooseGroup();
m_objForm.obj = this;
if (m_objForm.ShowDialog() == DialogResult.OK)
{
this.groupid = m_objForm.GroupID;
}
else
{
this.groupid = string.Empty;
}
}