Fast review up to line 500

git-svn-id: file:///var/local/code.tiki.org/tikisvn/branches/12.x@48014 b456876b-0849-0410-b77d-98878d47e9d5
Few lines added

git-svn-id: file:///var/local/code.tiki.org/tikisvn/branches/12.x@48015 b456876b-0849-0410-b77d-98878d47e9d5