Bad guys name Mohammed – do they shame the Prophet?

I'm an outsider so I don't get all the ins and outs of Islam.
Back in 2007 a woman got convicted of insulting Islam when she allowed her class of 6 year olds to name their class mascot with the Prophet's name.
http://en.wikipedia.org/wiki/Sudanese_teddy_bear_blasphemy_case
On a regular basis we get spammers and scammers here who appear to have been given, or have chosen to use, the Prophet's name.

Is there a different standard of behaviour expected from the boys who bear…

Bad guys name Mohammed – do they shame the Prophet?

See original post by sarahk