This plugin outputs the tracking code directly in your response right before the . You have to input some config data.
http://www.openwebanalytics.com/
This module is intended to work with OWA >= 1.4.0. It uses the "Javascript tracker" method. Further releases may include the "Php tracker" method.
Pack all the repository content in a zip file and use the joomla! extension installer to install
In the plugins manager search for Open Web Analytics Integration and open it. Select "published" in the published combo box. Insert the needed parameters on the right in the "Plugin parameters" section.
You have done.
This software is released under the GPLv3. You can read it at http://www.gnu.org/licenses/gpl-3.0.html. Il is also included in LICENSE file.