public void Leave()
{
Timer1.StopTimer();
if (Session["userName"] != null)
{
string name = (string)Session["userName"];
xmll.Leave(name, DateTime.Now);
LabelError.Text = "Offline";
}
}
void Timer1_Tick(object sender, EventArgs e)
{
if (Session["userName"] != null)
{
IAsyncResult resultN = callerNames.BeginInvoke(null, null);
if (!resultN.IsCompleted)
{
callerNames.EndInvoke(resultN);
}
IAsyncResult resultM = callerMessages.BeginInvoke(null, null);
if (!resultM.IsCompleted)
{
callerMessages.EndInvoke(resultM);
}
TextBoxType2.Focus();
}
else
{
Timer1.StopTimer();
TextBoxType2.Text = "You have to join with a name first..";
}
}