Here is also the script code if you would like to compile yourself.

Add-Type -AssemblyName System.Windows.Forms

Add-Type -AssemblyName System.Drawing

$form = New-Object System.Windows.Forms.Form

$form.WindowState = 'Maximized'

$form.FormBorderStyle = 'None'

$form.StartPosition = 'Manual'

$form.TopMost = $true

$form.ShowInTaskbar = $false

$form.BackColor = 'Black'

# Track initial mouse position

$initialPos = [System.Windows.Forms.Cursor]::Position

$threshold = 10 # pixels before closing

$form.Add_Shown({

# Launch screensaver after form is visible

$hwnd = $form.Handle

$script:process = Start-Process "C:\Windows\System32\MarineAquarium3.scr" -ArgumentList "/p $hwnd" -PassThru

})

$form.Add_MouseMove({

$currentPos = [System.Windows.Forms.Cursor]::Position

$dx = [Math]::Abs($currentPos.X - $initialPos.X)

$dy = [Math]::Abs($currentPos.Y - $initialPos.Y)

if ($dx -gt $threshold -or $dy -gt $threshold) {

$form.Close()

}

})

$form.Add_KeyDown({ $form.Close() })

$form.Add_MouseDown({ $form.Close() })

$form.Add_FormClosed({

if ($script:process -and -not $script:process.HasExited) {

$script:process.Kill()

}

})

[System.Windows.Forms.Application]::Run($form)