this.fgcanvas_.className = 'dygraph-rangesel-fgcanvas';
this.fgcanvas_.style.position = 'absolute';
this.fgcanvas_.style.zIndex = 9;
this.fgcanvas_.style.cursor = 'default';
this.fgcanvas_.className = 'dygraph-rangesel-fgcanvas';
this.fgcanvas_.style.position = 'absolute';
this.fgcanvas_.style.zIndex = 9;
this.fgcanvas_.style.cursor = 'default';