I'm using Firefox

version 2.0.0.12 on WinXP. Under options I have: "Enable formatted text (Huh?)", "Also send responses to my email address", and "Include Signature", after that is "Signature Type + Formatted Text Signature"

y2 = SIN(rd#) radius .8333375
Testing
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Testing complete
In the main forum, it only happens after editing a post, but it happens the first time in the proud of subforum, see:
http://www.network54.com/Forum/178387/message/1206436142/More+help>

Both here and there I simply pasted the line, copied from your post.

PhyloGenesis