มีปัญหากับ , ในการส่งเมลแบบเลือกเมลได้ที่ละหลายเมลครับช่วยหน่อยครับ

string[] mailAddress = (from GridViewRow msgRow in myGridView.Rows
                                    where ((CheckBox)msgRow.FindControl("CheckID")).Checked
                                    select ((Label)msgRow.FindControl("lbl_Email")).Text).ToArray();

MailMessage message = new MailMessage();

foreach (string address in mailAddress)
{
    message.To.Add(new MailAddress(address));
}

.....
.....
.....

Dim CheckID As CheckBox
Dim lbl_Email As Label
Dim i As Integer
Dim strTo As String = ""
Label1.Text = ""
For i = 0 To myGridView.Rows.Count - 1
    CheckID = myGridView.Rows(i).FindControl("CheckID")
    lbl_Email = myGridView.Rows(i).FindControl("lbl_Email")
    If CheckID.Checked = True Then
        '*** Have lblID.Text ***'
        Me.Label1.Text = Me.Label1.Text & "" & lbl_Email.Text & ","
		IF strTo = "" Then
			strTo = lbl_Email.Text
		Else
			strTo = strTo & "," lbl_Email.Text
		End IF
		
    End If
Next