When you need a fashionable ‘carousel’-like module for your Drupal website I bet you will choose jCarousel module (http://drupal.org/project/jcarousel) to fulfill the need. But what if you want to change the default look provided by the module (in 99% of cases, everyone wants this) what will you do? “Tweak a theme css!” - young Drupal geek will say. “No! Make a custom skin for it!” - old Drupal expert will answer.