Bug 146790 Help text/help text key for cascading parameter group is not supported
Steps to reproduce: 1.New a cascading parameter group 2.Switch to Properties, select the cascading parameter group 3.Set help text to "helpme" 4.Preview Expected result: Help text appears when hovering over the cascading parameter group name in Parameter input dialog Actual result: Help text/help text key is not supported
viewer/org.eclipse.birt.report.viewer/birt/WEB-INF/classes/org/eclipse/birt/report/service/BirtViewerReportService.java
doc.close( );
			return os;
		}
		catch ( RemoteException e )
		{
			doc.close( );
			throw new ReportServiceException( e.getLocalizedMessage( ) );
		}
	}
	public ByteArrayOutputStream getPageByBookmark( String docName,
			String bookmark, InputOptions renderOptions, List activeIds )
			throws ReportServiceException
	{
		long pageNum = getPageNumberByBookmark( docName, bookmark,
				renderOptions );
		
		return getPage( docName, pageNum + "", renderOptions, activeIds );
	}
	public ByteArrayOutputStream getPageByObjectId( String docName,
			String objectId, InputOptions renderOptions, List activeIds )
			throws ReportServiceException
	{
		
		return null;
	}
	public void renderReportlet( String docName, String objectId,
			InputOptions renderOptions, List activeIds, OutputStream out )
			throws ReportServiceException
	{
		IReportDocument doc = ReportEngineService.getInstance( )