How to integrate PayU money payment integration In wordpress and PHP

I am working on a website in which if user is taking a part in any event or using its services, then he will have to pay money online through PayU money.

can anyone explain that, How can I achieve this in either PHP or Wordpress.

In wordpress I already have done the steps which are mentioned in the Documentation of PayU money.

Please help me, I am first time doing the work like this, means I have never worked on payment gateway integration. Please friends Help me.

Thanxx in Advance.

via Chebli Mohamed