I just posted all three of the below to my stangnet profile as well as adding them to my gmail subscription and only one works. The just show up as code in email sigs
<a href="http://www.checkmysig.com/forums/members/blkpwr/">
<img border="0" src="http://www.checkmysig.com/sig/sigimages/2166.png"></a>
[link=http://www.checkmysig.com/forums/member.php?u=2166]
[image noborder]http://www.checkmysig.com/sig/sigimages/2166.png[/image][/link]