Bug 132618 Drill-Through forces pagination... frameset forces pagination
viewer/org.eclipse.birt.report.viewer/birt/WEB-INF/classes/org/eclipse/birt/report/service/ReportEngineService.java
{
		}
		return task;
	}
	/**
	 * Open report document from archive,
	 * 
	 * @param docName -
	 *            the name of the report document
	 * @return
	 */
	public IReportDocument openReportDocument( String docName )
	{
		IReportDocument document = null;
		try
		{
			synchronized ( this.getClass( ) )
			{
				document = engine.openReportDocument( docName );
			}
		}
		catch ( Exception e )
		{
		}
		return document;
	}
	/**
	 * Render image.
	 * 
	 * @param imageId