nl_tokens: 清空
pl_tokens: function ( othis ) { elemColorBoxSpan [ 0 ] . style . background = '' ; that . elemColorBox . find ( '.' + PICKER_TRIG_I ) . removeClass ( ICON_PICKER_DOWN ) . addClass ( ICON_PICKER_CLOSE ) ; that . <mask> = '' ; options . done && options . done ( '' ) ; that . removePicker ( ) ; }