Something like...

Code:

$epoPATH=ReadValue("HKLM\Software\Network Associates\ePolicy Orchestrator\Agent", "Installed Path")
If Not @ERROR
"ePolicy Orchestrator Agent Installed" ?
Else
"Installing ePolicy Orchestrator Agent...Please wait." ?
Copy "@SCRIPTDIR\\poaginst.exe" "%TEMP%"
Shell "%TEMP%\poaginst.exe"
Del "%TEMP%\poaginst.exe"
EndIf