Time out for Splash Screen

I have created a  splash screen for the GUI I am working on and I cannot get the Splash Screen to disappear after 3 seconds.

Here is the code:

<#

Program:Personal Information Manager v2.0

FileName:imu.ps1

Author:Larry Moore

Copyright:2013 Avdiel Data Solutions

Synopsis:Provides data management service for the following:

Address Book - AddressBook.dat

Check Book   - CheckBook.dat

Mileage Log  - MileageLog.dat

Calendar     - Calendar.dat

Publication Date:25 April 2013

Editor:PowerShell ISE v3.0

#>

<#

Load Assemblies

#>

[Reflection.Assembly]::LoadWithPartialName("System") | Out-Null

[Reflection.Assembly]::LoadWithPartialName("System.Windows.Forms") | Out-Null

[Reflection.Assembly]::LoadWithPartialName("System.Drawing") | Out-Null

[Reflection.Assembly]::LoadWithPartialName("mscorlib") | Out-Null

[Reflection.Assembly]::LoadWithPartialName("System.Data") | Out-Null

[Reflection.Assembly]::LoadWithPartialName("System.IO") | Out-Null

[Reflection.Assembly]::LoadWithPartialName("Microsoft.VisualBasic") | Out-Null

[reflection.assembly]::LoadWithPartialName("System.DirectoryServices") | Out-Null

#Example: [System.Windows.Forms.MessageBox]::Show($MSG , $TITLE, $Type, $Icon)

<#

    Create Splash Screen

#>

function Create-Splash

{

    # Form Objects

    $script:frmSplash = New-Object System.Windows.Forms.Form

    $lblSplashLoad = New-Object System.Windows.Forms.Label

    $lblSplashOwner = New-Object System.Windows.Forms.Label

    $lblSplashTitle = New-Object System.Windows.Forms.Label

    $pbxSplash = New-Object System.Windows.Forms.PictureBox

    $InitialFormWindowState = New-Object System.Windows.Forms.FormWindowState

    # Form Code

    $frmSplash.BackColor = [System.Drawing.Color]::FromArgb(255,255,255,255)

    $System_Drawing_Size = New-Object System.Drawing.Size

    $System_Drawing_Size.Height = 262

    $System_Drawing_Size.Width = 284

    $frmSplash.ClientSize = $System_Drawing_Size

    $frmSplash.DataBindings.DefaultDataSourceUpdateMode = 0

    $frmSplash.Icon = [System.Drawing.Icon]::ExtractAssociatedIcon('C:\PowerShell\Resources\Images\EyeOfGod.ico')

    $frmSplash.Name = "frmSplash"

    $frmSplash.StartPosition = 1

    $frmSplash.Text = "Splash Screen"

    # Load Label Code

    $lblSplashLoad.AutoSize = $True

    $lblSplashLoad.DataBindings.DefaultDataSourceUpdateMode = 0

    $lblSplashLoad.Font = New-Object System.Drawing.Font("Courier New",15.75,3,3,0)

    $lblSplashLoad.ForeColor = [System.Drawing.Color]::FromArgb(255,0,0,192)

    $System_Drawing_Point = New-Object System.Drawing.Point

    $System_Drawing_Point.X = 12

    $System_Drawing_Point.Y = 230

    $lblSplashLoad.Location = $System_Drawing_Point

    $lblSplashLoad.Name = "lblSplashLoad"

    $System_Drawing_Size = New-Object System.Drawing.Size

    $System_Drawing_Size.Height = 23

    $System_Drawing_Size.Width = 231

    $lblSplashLoad.Size = $System_Drawing_Size

    $lblSplashLoad.TabIndex = 3

    $lblSplashLoad.Text = "Initializing...."

    $lblSplashLoad.TextAlign = 16

    $frmSplash.Controls.Add($lblSplashLoad)

    # Owner Label Code

    $lblSplashOwner.AutoSize = $True

    $lblSplashOwner.DataBindings.DefaultDataSourceUpdateMode = 0

    $lblSplashOwner.Font = New-Object System.Drawing.Font("Courier New",8.25,0,3,0)

    $System_Drawing_Point = New-Object System.Drawing.Point

    $System_Drawing_Point.X = 51

    $System_Drawing_Point.Y = 204

    $lblSplashOwner.Location = $System_Drawing_Point

    $lblSplashOwner.Name = "lblSplashOwner"

    $System_Drawing_Size = New-Object System.Drawing.Size

    $System_Drawing_Size.Height = 14

    $System_Drawing_Size.Width = 189

    $lblSplashOwner.Size = $System_Drawing_Size

    $lblSplashOwner.TabIndex = 2

    $lblSplashOwner.Text = "2013 Avdiel Data Solutions"

    $lblSplashOwner.TextAlign = 16

    $frmSplash.Controls.Add($lblSplashOwner)

    # Label Title Code

    $lblSplashTitle.AutoSize = $True

    $lblSplashTitle.DataBindings.DefaultDataSourceUpdateMode = 0

    $lblSplashTitle.Font = New-Object System.Drawing.Font("Kunstler Script",20.25,1,3,0)

    $lblSplashTitle.ForeColor = [System.Drawing.Color]::FromArgb(255,64,0,64)

    $System_Drawing_Point = New-Object System.Drawing.Point

    $System_Drawing_Point.X = 0

    $System_Drawing_Point.Y = 175

    $lblSplashTitle.Location = $System_Drawing_Point

    $lblSplashTitle.Name = "lblSplashTitle"

    $System_Drawing_Size = New-Object System.Drawing.Size

    $System_Drawing_Size.Height = 29

    $System_Drawing_Size.Width = 272

    $lblSplashTitle.Size = $System_Drawing_Size

    $lblSplashTitle.TabIndex = 1

    $lblSplashTitle.Text = "Personal Information Manager"

    $lblSplashTitle.TextAlign = 16

    $frmSplash.Controls.Add($lblSplashTitle)

    # Picturebox Code

    $pbxSplash.DataBindings.DefaultDataSourceUpdateMode = 0

    $pbxSplash.Dock = 1

    $pbxSplash.Image = [System.Drawing.Image]::FromFile('C:\PowerShell\Resources\Images\PIMLogo.bmp')

    $System_Drawing_Point = New-Object System.Drawing.Point

    $System_Drawing_Point.X = 0

    $System_Drawing_Point.Y = 0

    $pbxSplash.Location = $System_Drawing_Point

    $pbxSplash.Name = "pbxSplash"

    $System_Drawing_Size = New-Object System.Drawing.Size

    $System_Drawing_Size.Height = 172

    $System_Drawing_Size.Width = 284

    $pbxSplash.Size = $System_Drawing_Size

    $pbxSplash.SizeMode = 1

    $pbxSplash.TabIndex = 0

    $pbxSplash.TabStop = $False

    $frmSplash.Controls.Add($pbxSplash)

    #Save the initial state of the form

    $InitialFormWindowState = $frmSplash.WindowState

    #Init the OnLoad event to correct the initial state of the form

    $frmSplash.add_Load($OnLoadForm_StateCorrection)

    #Show the Form

    $frmSplash.ShowDialog()| Out-Null

} #End Function

Create-Splash

Start-Sleep -seconds 3

$frmSplash.Close()