how i get do it have specific code or i have to contact merchant account provider how

i m developing ecommerce site for the first time in asp the problem is that after the shopping cart what should i do
in the time payment how i get payment from user and it credited to my account
i...

Well i m developing ecommercesite 4 garment store 4 1st time in asp

i have created a module selection of product then second is basket
now i have select 5 items with 1000 amount but afterwards...