javascript/selenium-core/lib/scriptaculous/dragdrop.js
function(element, options) {
    return Element.findChildren(
      element, options.only, options.tree ? true : false, options.tag);
  }
function(element, options) {
    return Element.findChildren(
      element, options.only, options.tree ? true : false, options.tag);
  }
function ( element , options ) { return Element . findChildren ( element , options . only , options . tree ? true : false , options . tag ) ; }
return all suitable-for-sortable elements in a guaranteed order
return all suitable - for - sortable elements in a guaranteed order