instance method Element#recursivelyCollect
Element#recursivelyCollect(property) → [Element…]Recursively collects elements whose relationship to element is
specified by property. property has to be a property (a method
won't do!) of element that points to a single DOM node (e.g.,
nextSibling or parentNode).
This method can be called either as an instance method or as a generic method. If calling as a generic, pass the instance in as the first argument.