I am fluent in php + mysql for development, especially for the secondary development of open source systems. I know joomla modules, components and plug-in relationship. I can develop in line with standard joomla components and modules. I am in a small company engaged in the php project development has been more than a year, mainly cms like php and e-commerce website development. I already have a development environment, but also installed joomla1.5, I need is to tell me more details and the problems of the module to me, I will be 1 hour to give you a simple demo