code: function(othis){
          elemColorBoxSpan[0].style.background ='';
          that.elemColorBox.find('.' + PICKER_TRIG_I).removeClass(ICON_PICKER_DOWN).addClass(ICON_PICKER_CLOSE);
          that.color = '';
          
          options.done && options.done('');
          that.removePicker();
        }
docs: 清空