Thanks. Here is what I got from switching to debug mode.
Info: Chart loaded and initialized.
Initial Width: 412
Initial Height: 300
Scale Mode: noScale
Debug Mode: Yes
Application Message Language: EN
Chart Type: Candle Stick Chart
Version: 3.3.0 (XT)
Chart Objects:
BACKGROUND
CANVAS
CAPTION
SUBCAPTION
PYAXISNAME
VYAXISNAME
DIVLINES
YAXISVALUES
HGRID
DATALABELS
DATAVALUES
TRENDLINES
TRENDVALUES
VTRENDLINES
VTRENDVALUES
PRICEPLOT
VOLUMEPLOT
TRENDSETS
ANCHORS
TOOLTIP
VLINES
LEGEND
INFO: Chart registered with external script. DOM Id of chart is VolSpread1363804805574_CandleStick_Chart
INFO: XML Data provided using dataXML method.
XML Data: <?xml version="1.0" encoding="UTF-8"?><chart animation="0" decimalPrecision="0" enableSmartLabels="1" anchorAlpha="0" labelDisplay="Rotate" labelAbbreviateLength="20" plotGradientColor=", ," showvalues="0" slantLabels="1" bgAlpha="0" bgColor="FFFFFF" canvasBorderColor="BABABA" showBorder="0" showAlternateHGridColor="0" divLineColor="BABABA" divLineIsDashed="0" legendPosition="Bottom" legendIconScale="0" showLegend="1" numberScaleValue="1000,1000,1000" numberScaleUnit="K,M,B" decimals="1" outCnvBaseFont="Verdana" outCnvBaseFontSize="9" outCnvBaseFontColor="000000" showToolTipShadow="1" exportEnabled="1" exportShowMenuItem="0" exportAtClient="0" exportHandler="FCExporter" exportAction="save" showExportDialog="0"><dataset seriesName="Low" name="LOW" anchorRadius="3"><set open="19.4" high="17.8" low="11.5" close="19.4" x="1" tooltext="Index name: NDX{br}High: 17.8{br}Low: 11.5{br}Realized: 19.4{br}" /><set open="19.4" high="17.8" low="17.8" close="19.4" x="2" tooltext="Index name: SX5E{br}High: 17.8{br}Low: 17.8{br}Realized: 19.4{br}" /></dataset><categories><category label="NDX" x="1" /><category label="SX5E" x="2" /></categories></chart>