1. references
1.1. OSCDOX
1.2. OScommerce forum post
2. /Catalog
2.1. index.php
2.1.1. /includes
2.1.1.1. header.php
2.1.1.2. left_column.php
2.1.1.3. right_column.php
2.1.1.4. footer.php
2.1.1.5. application_top.php
2.1.1.5.1. Checks ssl, database file, set cookie use, IP address
2.1.1.6. application_bottom.php
2.1.1.6.1. same as application_top.php
2.1.1.7. configure.php
2.1.1.8. filenames.php
2.1.1.9. /functions
2.1.1.9.1. general.php
2.1.1.10. /classes
2.1.1.10.1. order.php
2.1.1.11. /modules
2.1.1.11.1. shipping.php
2.1.1.11.2. order_total.php
2.1.1.11.3. payment.php
2.1.1.12. /boxes
2.1.1.12.1. Individual .php pages for each information box on the page. Code determines how & what to display on the page
2.1.1.13. /languages
2.1.1.13.1. english.php
2.1.1.13.2. /english
3. /Admin
3.1. file structure same as /includes
3.2. these files determine the look and functionality of the admin section. unless you are developing new modules or changing the display or functionality for your store administrators this section will most likely not need to change just a few files to be mindful of see following
3.3. /includes
3.3.1. configure.php
3.3.1.1. defines the URL & directory path for the store and admin. As well as the database - make sure this is secured