Validation highlighin errors?

hi guys,

i am having two problems with validation,

one i cannot clear the errors in error_messages_for

i have tried errors.clear with no joy

the second problem is i cannot seem to highlight the offending fields
looking at the code returned to the client there is no div tag with the
fieldwitherrors or any reference for it.

hope you can help if you wanna see my code its posted here

http://www.rorpaste.com/paste/details/39

thanks for the help

John