Ever had this problem? Got to be the strangest thing. Well, I found the
answer and have to give credit to Mitch Milan's blog and apparaently Nithya
Balasubramanian for finding the problem.
The problem is when customizing a view you can't select a field to move it
to the right or left or edit the width. Here is the answer:
http://blogs.infinite-x.net/2007/11/10/solution-to-unable-to-edit-view-columns/
In case this link doesn't work the answer is simply and quite strangely
adding about:blank to your trusted sites or to the local intranet site
depending on what zone your crm site is in.
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Thanks,
Brian