Bug 312761 It makes no difference changing the series labels position in Radar chart.[13]
chart/org.eclipse.birt.chart.ui/src/org/eclipse/birt/chart/ui/util/ChartUIUtil.java
* 
	 * @param control
	 *            the control on which to register the context id
	 * @param contextId
	 *            the context id to use when F1 help is invoked
	 */
	public static void bindHelp( Control control, String contextId )
	{
		try
		{
			IWorkbench workbench = PlatformUI.getWorkbench( );
			workbench.getHelpSystem( ).setHelp( control.getShell( ), contextId );
		}
		catch ( RuntimeException e )
		{
			
		}
	}
	/**
	 * Returns whether wall/floor has been set if it's 3D chart.
	 * 
	 * @param chart
	 *            Chart model
	 * @return Returns whether wall/floor has been set if it's 3D chart. Returns
	 *         true if chart is ChartWithoutAxes or not 3D
	 */
	public static boolean is3DWallFloorSet( Chart chart )
	{
		if ( !ChartUIUtil.is3DType( chart )
				|| chart instanceof ChartWithoutAxes )