=> Does this behavior persist if you start IE7 in No Add-ons mode? To start
IE7 in No Add-ons mode:
1. Right-click on the blue IE desktop icon and select Start without Add-ons;
2. Start > (All) Programs > Accessories > System Tools > Internet Explorer
(No add-ons).
More:
Troubleshooting and Internet Explorer’s (No Add-ons) Mode:
http://blogs.msdn.com/ie/archive/2006/07/25/678113.aspx
=> Does the problem persist if you Reset IE7 Settings (RIES)?
http://support.microsoft.com/kb/923737 <= Read before using!

Signature
~Robear Dyer (PA Bear), working offline
MS MVP-Windows (IE, OE, Security, Shell/User)
AumHa VSOP & Admin; DTS-L.org
> Our users have been logging onto an ftp site using IE6 and one user with
> IE7, without issues. The IE7 user has used the "Open FTP site in windows
[quoted text clipped - 6 lines]
>
> Thanks in advance
kWIT - 31 Aug 2007 17:34 GMT
Thanks for you answer PA Bear. Unfortunately I haven't been back on site to
look at the PC in question and try your suggestions. As the different ftp
view isn't a matter of urgency to the company involved, I think it will be
some time before I'm there again!
> => Does this behavior persist if you start IE7 in No Add-ons mode? To start
> IE7 in No Add-ons mode:
[quoted text clipped - 21 lines]
> >
> > Thanks in advance