Public Class Form1
    Inherits System.Windows.Forms.Form

#Region " Windows Form Designer generated code "

    Public Sub New()
        MyBase.New()

        'This call is required by the Windows Form Designer.
        InitializeComponent()

        'Add any initialization after the InitializeComponent() call

    End Sub

    'Form overrides dispose to clean up the component list.
    Protected Overloads Overrides Sub Dispose(ByVal disposing As Boolean)
        If disposing Then
            If Not (components Is Nothing) Then
                components.Dispose()
            End If
        End If
        MyBase.Dispose(disposing)
    End Sub

    'Required by the Windows Form Designer
    Private components As System.ComponentModel.IContainer

    'NOTE: The following procedure is required by the Windows Form Designer
    'It can be modified using the Windows Form Designer.  
    'Do not modify it using the code editor.
    Friend WithEvents TextBox1 As System.Windows.Forms.TextBox
    Friend WithEvents EmailTextBox1 As EmailTextBox.EmailTextBox
    <System.Diagnostics.DebuggerStepThrough()> Private Sub InitializeComponent()
        Me.TextBox1 = New System.Windows.Forms.TextBox
        Me.EmailTextBox1 = New EmailTextBox.EmailTextBox
        Me.SuspendLayout()
        '
        'TextBox1
        '
        Me.TextBox1.Location = New System.Drawing.Point(56, 40)
        Me.TextBox1.Name = "TextBox1"
        Me.TextBox1.Size = New System.Drawing.Size(168, 20)
        Me.TextBox1.TabIndex = 0
        Me.TextBox1.Text = "TextBox1"
        '
        'EmailTextBox1
        '
        Me.EmailTextBox1.BackColor = System.Drawing.Color.White
        Me.EmailTextBox1.BadBackColor = System.Drawing.Color.Red
        Me.EmailTextBox1.GoodBackColor = System.Drawing.Color.FromArgb(CType(192, Byte), CType(255, Byte), CType(192, Byte))
        Me.EmailTextBox1.Location = New System.Drawing.Point(56, 96)
        Me.EmailTextBox1.Name = "EmailTextBox1"
        Me.EmailTextBox1.Size = New System.Drawing.Size(176, 20)
        Me.EmailTextBox1.TabIndex = 1
        Me.EmailTextBox1.Text = "EmailTextBox1"
        '
        'Form1
        '
        Me.AutoScaleBaseSize = New System.Drawing.Size(5, 13)
        Me.ClientSize = New System.Drawing.Size(400, 305)
        Me.Controls.Add(Me.EmailTextBox1)
        Me.Controls.Add(Me.TextBox1)
        Me.Name = "Form1"
        Me.Text = "Form1"
        Me.ResumeLayout(False)

    End Sub

#End Region

    Private Sub TextBox1_TextChanged(ByVal sender As Object, ByVal e As System.EventArgs) Handles TextBox1.TextChanged
        Beep()
    End Sub

    Private Sub EmailTextBox1_TextChanged(ByVal sender As Object, ByVal e As System.EventArgs) Handles EmailTextBox1.TextChanged
        Beep()
    End Sub
End Class
