Remote Install Software with Powershell

<#
   .Synopsis
    Update 3rd party software on Network computers
   .Description
    This script deploy's MSI & MSP Updates to computers in a list pulled from AD. Any systems that are offline at the time will be placed in $Skipped.
   .Notes
    NAME: Deploy3rdPartyUpdates.ps1
    AUTHOR: Hugh Smalley
#>

<#Needed for AD access. You need to have the Quest AD Powershell tools installed.#>
Add-PSSnapin Quest.ActiveRoles.ADManagement

<# You will get the following error if you run this script more than once in the same session:
"Add-PSSnapin : Cannot add Windows PowerShell snap-in Quest.ActiveRoles.ADManagement because it is already ad
ded. Verify the name of the snap-in and try again."
#>

#Pull Computers from AD
$Computers = Get-QADComputer -searchroot 'ins-lua.com/Workstations/Deployment'

<#Get Domain Admin Credential#>
$Cred = Get-Credential

<#Updates - List updates here. These will need to be setup in the deployments below. #>
<#At this time Updates can only be deployed from a file share that accepts null sessions. aka shares that allow connections without user/pass#>
$FlashAX = "\\Sever\Share\install_flash_player_10_active_x.msi"
$JavaUpdate = "\\Server\Share\Oracle Java x86\jre1.6.0_24.msi"

#List of Systems Skipped
$Skipped = @()

<# Deploy Updates To Systems.
    Notes:
        TODO: Remove Updater Startup Entries
#>

foreach($Computer in $Computers)
{
    $ObjComputerName = New-Object PSObject
    $ObjComputerName = $computer.name
    $System = $ObjComputerName

<# If the computer is not responding, record that we skipped it and continue. We can review this collection after the script completes. #>

    if(-not (Test-Connection -Quiet $System -Count 1))
    {
        $Skipped += $System
    }
# Do Updates
    (Get-WMIObject -Class Win32_Product -ComputerName $System -List -Credential $Cred).Install($FlashUpdateAX,$null,$true)
    (Get-WMIObject -Class Win32_Product -ComputerName $System -List -Credential $Cred).Install($JavaUpdate,$null,$true)
#   (Get-WMIObject -Class Win32_Process -ComputerName $System -List -Credential $Cred).Create("cmd.exe /c filehere.exe /switches")
}