nl_tokens: on mousedown show editor
pl_tokens: function ( e , target ) { var me = this , item , record ; if ( Ext . fly ( target ) . hasCls ( me . labelSelector ) && ! me . editing && ! e . ctrlKey && ! e . shiftKey ) { e . stopEvent ( ) ; item = <mask> . view . findItemByChild ( target ) ; record = me . view . store . getAt ( me . view . indexOf ( item ) ) ; me . startEdit ( target , record . data [ me . dataIndex ] ) ; me . activeRecord = record ; } else if ( me . editing ) { me . field . blur ( ) ; e . preventDefault ( ) ; } }