Toggle Pinned State of App on Taskbar

# based on: http://techibee.com/powershell/pin-applications-to-task-bar-using-powershell/685
function toggle-pin
{
  param([parameter(Mandatory = $true)]
        [string]$application)

  $al = $application.Length
  $appfolderpath = $application.SubString(0, $al - ($application.Split(“\”)[$application.Split("\").Count - 1].Length))

  $objshell = New-Object -ComObject “Shell.Application”
  $objfolder = $objshell.Namespace($appfolderpath)
  $appname = $objfolder.ParseName($application.SubString($al - ($application.Split(“\”)[$application.Split("\").Count - 1].Length)))
  $verbs = $appname.verbs()

  foreach ($verb in $verbs)
  {
    if ($verb.name -match “(&K)”)
    {
      $verb.DoIt()
    }
  }
}