hi. i am very new at this field.

im trying to build a site with shopping cart and the credit card processing for the payment method.

what is the best methods for doing this?

what are the procedures in

1. manually programming the credit card processing ?

2. using the existing service ?

for 1. i only know few languages PHP, flex, actionscript, mysql, javascript
and im aware that its not enough to program it. i know it involves SSL, and bankin accounts but what do you need to do exactly?

for 2. which i might gonna do that, whats the recommended service i should use? whats the cons and pros using this method? and how do you do it?

thanks in advance.