nl_tokens: Gets the local CSS X position for the element
pl_tokens: function ( ) { var me = this , offsetParent = me . dom . offsetParent , x = <mask> . getStyle ( 'left' ) ; if ( ! x || x === 'auto' ) { x = 0 ; } else if ( me . pxRe . test ( x ) ) { x = parseFloat ( x ) ; } else { x = me . getX ( ) ; if ( offsetParent ) { x -= Element . getX ( offsetParent ) ; } } return x ; }