ถามเรื่องการใช้ notifyicon ว่าทำไมมันไม่เห็นเกิดไรขึ้นเลยครับ ดูโค๊ดด้านในครับ ช่วยทีครับ

Imports System.Windows.Forms.NotifyIcon
Imports System.Windows.Forms
Public Class Form2
    Private Sub NotifyIcon1_MouseDoubleClick(ByVal sender As System.Object, ByVal e As System.Windows.Forms.MouseEventArgs) Handles NotifyIcon1.MouseDoubleClick
        Me.Show()
        Me.WindowState = FormWindowState.Normal
        NotifyIcon1.Visible = False
    End Sub

    Private Sub Form1_Resize(ByVal sender As Object, ByVal e As System.EventArgs) Handles Me.Resize
        Dim f As Form = sender
        If f.WindowState = FormWindowState.Minimized Then
            NotifyIcon1.Visible = True
            NotifyIcon1.ShowBalloonTip(200, "Emai_Marketing", "ProsoftCreate_Chiang Mai", ToolTipIcon.Info)
            Me.Hide()
        End If
    End Sub

    Private Sub OpenToolStripMenuItem_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles OpenToolStripMenuItem.Click
        MsgBox("open")
    End Sub

    Private Sub ExitToolStripMenuItem_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles ExitToolStripMenuItem.Click
        Application.Exit()
    End Sub

End Class