The IRM is another sophisticated innovation created by FutureQuest...
Your IRM domain uses the cgi-bin of your primary domain... This is all handled transparently by a sequence of filters, gates, and trapdoors that I've built into the Apache server...
Consider your IRM domain to be chrooted to that particular directory with the exception of the cgi-bin trapdoors...
To access images from your primary domain, then you would have to do a full URL link:
You cannot do a relative file link as the security filter would trap that and return a forced 404:
In turn, I hope this makes sense...
--I've notified Deb to update your permissive status--