nl_tokens: Removes the given CSS class ( es ) from this Element .
pl_tokens: function ( names , prefix , suffix ) { if ( ! names ) { return this ; } if ( ! this . isSynchronized ) { this . synchronize ( ) ; } if ( ! suffix ) { suffix = '' ; } var dom = this . dom , map = this . hasClassMap , classList = this . classList , SEPARATOR = this . SEPARATOR , i , ln , name ; prefix = prefix ? prefix + SEPARATOR : '' ; suffix = suffix ? SEPARATOR + suffix : '' ; if ( typeof <mask> == 'string' ) { names = names . split ( this . spacesRe ) ; } for ( i = 0 , ln = names . length ; i < ln ; i ++ ) { name = prefix + names [ i ] + suffix ; if ( map [ name ] ) { delete map [ name ] ; Ext . Array . remove ( classList , name ) ; } } dom . className = classList . join ( ' ' ) ; return this ; }