Welcome to the community,
Since vCenter Server 5.5 Update 2 its possible to edit hardware 10 VMs with #C client ...see
vCenter Server 5.5 Update 2 Release Notes
Web client is part of vCenter installation you just need a supported browser:
http://kb.vmware.com/selfservice/microsites/search.do?language=en_US&cmd=displayKC&externalId=200508...
vSphere Web Client Software Requirements
_________________________________________________________________________________________
If you found this or any other answer helpful, please consider to award points. (use Correct or Helpful buttons)
Regards,
P.