Check out this post I wrote on the wordpress.org board… it has some functioning code you can work from: http://wordpress.org/support/topic/how-to-first-and-last-css-classes-for-sidebar-widgets
Check out this post I wrote on the wordpress.org board… it has some functioning code you can work from: http://wordpress.org/support/topic/how-to-first-and-last-css-classes-for-sidebar-widgets