You can use Onguma TimeSheet to manage accounting projects for enterprises working a committed.
You can:
create a customer
create activities
manage users
create project
link user and activities to a project
reports all timesheet
Onguma Time Sheet use PHP 5.0. It's developped in linux.
Onguma Time Sheet adopt pattern MVC to manage datas and patTemplate to create html pages.
Do you want help the project?
Visit
http://www.opsource.it and if you want help desk post in forum your questions.
Op.Source business technology partner.