>>I've never seen this happen before. Some of the lines inside the 'pre' tags has overflowed the frame. Has anyone seen this before?
>>
>>See jpg attached.
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>I've seen it in FireFox with tab characters in the lines. Looks like with is calculated for a tab been 1 character but text displayed with tab expanded to 8 characters.

Interesting. That is, in fact, in FireFox. I should have checked it in IE,but didn't think of it.

Thanks