Is there a Disk mounter indicator?
Solution 1:
You should try Mounty - an indicator applet you can use to easily mount CD / DVD images (and can also burn them directly from the appindicator).
You have to add the ppa ppa:tldm217/tahutek.netto your software sources (here's how to do that) and install mounty from the software center.
Your question actually inspired my post: Indicator Applet To Mount CD / DVD Images: Mounty :)