nl_tokens: Get and return the value of the filter .
pl_tokens: function ( ) { var result = { } , fields = this . <mask> , key , field ; for ( key in fields ) { if ( fields . hasOwnProperty ( key ) ) { field = fields [ key ] ; if ( field . isValid ( ) && field . getValue ( ) !== null ) { result [ key ] = field . getValue ( ) ; } } } return result ; }