Shinetheme Joomla page builder component. Only use Drag and Drop for make every your layout in Joomla. You no need to remember any position in Joomla we care about it with unlimited layout. Check and do it by your way!
Update:
If you looking for a Drag and Drop layout component for make any page in Joomla this one you should check
http://www.youtube.com/watch?v=rmSVO0FcqeI
A FREE version you can DOWNLOAD here: http://goo.gl/9T6JsG