Bug 132914 "Invalid page number" error message is hard coded.
"Invalid page number" error message is hard coded in DocumentProcessor.java. This must be externalized into *.properties file. If there are other hard coded error messages, please also externalize.
viewer/org.eclipse.birt.report.viewer/birt/WEB-INF/classes/org/eclipse/birt/report/service/ReportEngineService.java
* @param activeIds
	 * @throws IOException
	 */
	public void runAndRenderReport( HttpServletRequest request,
			IReportRunnable runnable, ByteArrayOutputStream outputStream,
			Locale locale, boolean rtl, Map parameters, boolean masterPage,
			boolean svgFlag, List activeIds, HTMLRenderContext htmlRenderContext )
			throws RemoteException
	{
		runAndRenderReport( request, runnable, outputStream,
				ParameterAccessor.PARAM_FORMAT_HTML, locale, rtl, parameters,
				masterPage, svgFlag, Boolean.TRUE, activeIds, htmlRenderContext );
	}
	private void runAndRenderReport( HttpServletRequest request,
			IReportRunnable runnable, OutputStream outputStream, String format,
			Locale locale, boolean rtl, Map parameters, boolean masterPage,
			boolean svgFlag, Boolean embeddable, List activeIds,
			HTMLRenderContext htmlRenderContext ) throws RemoteException
	{
		assert runnable != null;
		
		HTMLRenderOption option = new HTMLRenderOption( );
		option.setOutputStream( outputStream );
		option.setOutputFormat( format );
		option.setMasterPageContent( masterPage );
		option.setHtmlRtLFlag( rtl );
		
		option.setHtmlTitle( BirtResources
				.getString( ResourceConstants.BIRT_VIEWER_TITLE ) );
		if ( embeddable != null )