Megimp .. If your installer is turning into an Excell Document it is probable you are not downloading the installer with Safari. IE cannot download the installer correctly. I only noticed that in your last post.. I haven't been following the Saga closely!
Stief. I have a programme called Disk Inventory X from
http://www.derlien.com/
No 1 son recomended it to me and I have yet to work out exactly what to do with it, but it may be what you are looking for ... then you can tell me what I can do with it
.. since every time I ask my son I forget to ask him