question: gets the value of the usecss property . concode_field_sep boolean border concode_elem_sep boolean minerTickMarks concode_elem_sep boolean tickMarks concode_elem_sep PlotOrientation orientation concode_elem_sep boolean rangeCrosshair concode_elem_sep boolean pieOutlines concode_elem_sep boolean legend concode_elem_sep boolean pieLabelLinks concode_elem_sep boolean title concode_elem_sep boolean pieSimpleLabels concode_elem_sep boolean outline concode_elem_sep boolean urls concode_elem_sep boolean rangeGridLines concode_elem_sep boolean axisLine concode_elem_sep boolean useCSS concode_elem_sep boolean rangeZeroBaseline concode_field_sep boolean isMinerTickMarks concode_elem_sep void setAxisLine concode_elem_sep boolean isRangeCrosshair concode_elem_sep boolean isRangeZeroBaseline concode_elem_sep boolean isUrls concode_elem_sep void setUseCSS concode_elem_sep void setOutline concode_elem_sep void setTickMarks concode_elem_sep boolean isBorder concode_elem_sep PlotOrientation getOrientation concode_elem_sep void setLegend concode_elem_sep boolean isPieLabelLinks concode_elem_sep void setPieLabelLinks concode_elem_sep void setRangeGridLines concode_elem_sep boolean isLegend concode_elem_sep void setOrientation concode_elem_sep boolean isPieSimpleLabels concode_elem_sep boolean isAxisLine concode_elem_sep void setRangeCrosshair concode_elem_sep void setTitle concode_elem_sep void setRangeZeroBaseline concode_elem_sep void setPieOutlines concode_elem_sep boolean isTitle concode_elem_sep void setMinerTickMarks concode_elem_sep void setBorder concode_elem_sep void setUrls concode_elem_sep boolean isOutline concode_elem_sep boolean isTickMarks concode_elem_sep boolean isRangeGridLines concode_elem_sep boolean isPieOutlines concode_elem_sep void setPieSimpleLabels
target: boolean function ( ) { return useCSS ; }