rem: s.droppables.each(function(d){ Droppables.remove(d) }); 
add: (Sortable.findTreeElements(element, options) || []).each( function(e) { Droppables.add(e, options_for_tree); e.treeNode = element; options.droppables.push(e); }); 
context:       s.droppables.each(function(d){ Droppables.remove(d) });
meta: 6359	/local1/tlutelli/issta_data/temp/all_js/javascript/2006_temp/2006/6359/52d313976f72b3f30c833a7675d476a595bc284d/dragdrop.js/buggy/web/js/dragdrop.js