code: function ( e ) {
  
          //if( this.isSelect ) return;
  
          var name = this.testZone( e );
  
          if( name === '' ) return false;
  
  
          this.current = name;
          this.isDown = true;
  
          this.prev = { x:e.clientX, y:e.clientY, d:0, v: this.isNumber ? parseFloat(this.value) : parseFloat( this.value[this.current] )  };
  
  
          return this.mode( 2, name );
  
      }
docs: ---------------------- EVENTS ----------------------