nl_tokens: Scroll the parent so row at position gets into view
pl_tokens: function ( index ) { var range = this . _visibleRange ( ) , dm = this . metrics ( ) . rowDimensions ( index ) , maxY = dm . top + dm . height , minY = dm . top ; if ( maxY >= range . to ) { this . scrollableParent ( ) . scroll ( 0 , maxY - <mask> . to + // hackish overflow to compensate for bottom scroll bar ( index === this . data ( ) . length - 1 ? 100 : 0 ) ) ; } else if ( minY < range . from ) { this . scrollableParent ( ) . scroll ( 0 , minY - range . from ) ; } this . _wrappedUpdate ( ) ; return this ; }