Since version 3.0, regular WordPress and WordPress MU are merged into WordPress 3. All betas of WP 3.0 had Site Admin section in backend (even if upgraded from regular WordPress), but since RC and final release this option disappeared. It is a hidden part of WordPress 3.0 and has to be activated manually with a a few edits to a WordPress installations wp-config.php file. You need FTP or shell access to do it.
Dealing with Magento we’ve noticed there’s with 6 steps checkout. Magento is not very flexible to customize so 1 step there’s 1 step checkout plugins you can buy for this. Here’s what I’ve found about that.
Basicaly a page can be shown in Magento using simple Core_Template type. Basically all code is set inside the .phtml file so it can be shown on every possible page or block, meaning it’s object independent, no inheritance. Something you can call from with your layout files like