Bug 148724 the Multiplier of the Standard check box does not show properly < 0 values
In Series/Category Edit Format Dialog, the Multiplier of the Standard check box shows 0 when the value is less than 0 for example 0.000001.
chart/org.eclipse.birt.chart.ui/src/org/eclipse/birt/chart/ui/util/ChartUIUtil.java
}
	public static int getLastSeriesIndexWithinAxis( Chart chartModel,
			int axisIndex )
	{
		if ( chartModel instanceof ChartWithoutAxes
				|| axisIndex < 0
				|| axisIndex >= getOrthogonalAxisNumber( chartModel ) )
		{
			return -1;
		}
		int seriesIndex = -1;
		for ( int i = 0; i <= axisIndex; i++ )
		{
			seriesIndex += getOrthogonalSeriesDefinitions( chartModel, i ).size( );
		}
		return seriesIndex;
	}
	/**
	 * Reorder the index of the orthogonal sample data. If index is wrong,
	 * sample data can't display correctly.
	 *