private void button3_Click(object sender, EventArgs e)
{
WebLisenceUtils.CheckLocal(@"http://127.0.0.1:8000/check/", typeof(Form2));
}
private void button2_Click(object sender, EventArgs e)
{
//viewer3.RemoveAllUnits();
WebLisenceUtils.CheckLocal(@"http://127.0.0.1:8000/check/", typeof(Form1));
}