Drag n Drop panels are great to let the user control how he/she wants to see the information as he can arrange various information blocks according to his preference. This type of functionality is often provided by web portals or personal homepage services like iGoogle.
Codde copied from the http://webdeveloperplus.com/jquery/collpasible-drag-drop-panels/
Forked from galaxija737's Pen Collapsible Drag & Drop Panels.