Action 1 (default)

//============================================================================
//PowerShell Script... 
//
//1. Save old ExecutionPolicy value
parameter "PolicyExisted"="{exists value "ExecutionPolicy" of key "HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\PowerShell\1\ShellIds\Microsoft.PowerShell" of (if exists x64 registry then x64 registry else registry)}"
parameter "oldExecutionPolicy"="{if (parameter "PolicyExisted" as boolean) then (value "ExecutionPolicy" of key "HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\PowerShell\1\ShellIds\Microsoft.PowerShell" of (if exists x64 registry then x64 registry else registry) as string) else ""}"
//2. set to ExecutionPolicy=Unrestricted  and Pull PowerShell exe from registry... if 64bit then pull PowerShell x64
if {x64 of operating system}
    regset64 "[HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\PowerShell\1\ShellIds\Microsoft.PowerShell]" "ExecutionPolicy"="Unrestricted"
    parameter "PowerShellexe"="{value "Path" of key "HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\PowerShell\1\ShellIds\Microsoft.PowerShell" of x64 registry}"
else
	//we need to determine what the current execution policy is so we can put it back when we're done.
    regset "[HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\PowerShell\1\ShellIds\Microsoft.PowerShell]" "ExecutionPolicy"="Unrestricted"
    parameter "PowerShellexe"="{value "Path" of key "HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\PowerShell\1\ShellIds\Microsoft.PowerShell" of registry}"
endif
//3. Create PowerShell script and save to a ps1 file
delete __appendfile
delete script.ps1
createfile until END
Import-Module c:\windows\system32\WindowsPowerShell\v1.0\Modules\ServerManager
New-Item c:\temp\new_file.txt -type file
#Remove-XPS Viewer - no reboot required
$XPS = Get-WindowsFeature XPS-Viewer
if ($XPS.Installed -eq "True")
{
    Write-Host ""
    Write-Host "Removing XPS Viewer"
    Remove-WindowsFeature XPS-Viewer
    Add-Content c:\temp\new_file.txt "XPS Viewer Uninstalled"
}
else
{
    Add-Content c:\temp\new_file.txt "XPS Viewer Not Installed"
}
END
move __createfile script.ps1
//4. Execute PowerShell with ps1 script file
action uses wow64 redirection false 
waithidden "{parameter "PowerShellexe"}" -file "{pathname of client folder of current site}\script.ps1"
action uses wow64 redirection {x64 of operating system}
//5. Restore ExecutionPolicy back
if {x64 of operating system}
    if {parameter "PolicyExisted" as boolean}
        regset64 "[HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\PowerShell\1\ShellIds\Microsoft.PowerShell]" "ExecutionPolicy"="{parameter "oldExecutionPolicy"}"
    else
        regdelete64 "[HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\PowerShell\1\ShellIds\Microsoft.PowerShell]" "ExecutionPolicy"
    endif
else
    if {parameter "PolicyExisted" as boolean}
        regset "[HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\PowerShell\1\ShellIds\Microsoft.PowerShell]" "ExecutionPolicy"="{parameter "oldExecutionPolicy"}"
    else
        regdelete "[HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\PowerShell\1\ShellIds\Microsoft.PowerShell]" "ExecutionPolicy"
    endif
endif
//============================================================================