Trouble posting .mov files to website---does winSCP corrupt?

I'm trying to use winSCP to post short .mov files. However, when I go to
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I'm getting a broken Quicktime link. My hosting service tells me I'm doing everything right. Does winSCP corrupt quicktime files when it transfers them? I can't think of any of other reason for this problem. It's driving me crazy! Thanks-
c.p.

Please check that you are using binary transfer mode.