Code:
$Key = 'HKLM\SOFTWARE\Network Associates\ePolicy Orchestrator\Application Plugins\EPOAGENT3000'
For Each $System In ReadFile('machines.txt') 
	If Left($System,2)<>"\\" $System="\\"+$System+"\" EndIf
	"EPO version for "+$System+": "+ReadValue($System+$Key, 'Version')
Next