Nope, they don't. Due to some compatibility errors, I have noticed that IE on Macs does not work.
I strongly recommend downloading the free web browser Firefox.
Firefox actually deals with viruses and protects your information better than Internet Explorer.
I only use Firefox, on both my Macs and PCs.
The result files for TCA/TCAM Meets are in different formats.
Right click on ZIPPED or Team Manager or Meet Manager files and choose 'Save As'.
Open the file from it's saved location on your computer.