rem: if (this._highlightBand) { var centerDate = this._highlightBand.getCenterVisibleDate(); 
add: if (this._syncWithBand) { var centerDate = this._syncWithBand.getCenterVisibleDate(); 
context: Timeline._Band.prototype._onHighlightBandScroll = function() {    if (this._highlightBand) {        var centerDate = this._highlightBand.getCenterVisibleDate();        var centerPixelOffset = this._ether.dateToPixelOffset(centerDate);                this._moveEther(Math.round(this._viewLength / 2 - centerPixelOffset));        this._etherPainter.setHighlight(            this._highlightBand.getMinVisibleDate(),             this._highlightBand.getMaxVisibleDate());    }};
meta: 4232	/local1/tlutelli/issta_data/temp/all_js/javascript/2006_temp/2006/4232/99a4a81591d52a123ab244d5988c100e445e833a/timeline.js/clean/src/main/webapp/api/scripts/timeline.js