EPDQ CPI from Barclays, how can I implement it?

[indians]

Hi there I have a website with joomla and virtuemart both the newest versions at the moment and I would like to have same help with the Barclays payment metod.

Sorry everyone my english is not very good but I am triyng.

So that, how I can implement the payment gateway from Barclays? do I need a extra module to do it?

Please some help is the only I need to go with the site now.
Jose.