code: function batch( target, method, options ) {
      var i, len;
  
      // Selector
      if( typeof target === 'string' ) {
        var targets = document.querySelectorAll( target );
  
        for( i = 0, len = targets.length; i < len; i++ ) {
          method.call( null, targets[i], options );
        }
      }
      // Array (jQuery)
      else if( typeof target === 'object' && typeof target.length === 'number' ) {
        for( i = 0, len = target.length; i < len; i++ ) {
          method.call( null, target[i], options );
        }
      }
      // Single element
      else if( target.nodeName ) {
        method.call( null, target, options );
      }
      else {
        throw 'Stroll target was of unexpected type.';
      }
    }
docs: Calls 'method' for each DOM element discovered in
  'target'.
  
  @param target String selector / array of UL elements /
  jQuery object / single UL element
  @param method A function to call for each element target