Bug 150601 Drillthrough link from pdf(frameset) should link to frameset servlet instead of run.
Description: Drillthrough link from pdf(frameset) should link to frameset servlet instead of run. Steps to reproduce: 1. New a report 2. Insert a label and define a drill through link to other report 3. Preview in Web viewer, click Print as PDF button in viewer toolbar 4. Click drill through link in pdf Expected result: Target report opens through frameset sevlet instead of run servlet. Because the pdf is displayed through frameset servlet. Actual result: Target report opened through run sevlet
viewer/org.eclipse.birt.report.viewer/birt/WEB-INF/classes/org/eclipse/birt/report/service/ReportEngineService.java
{
			level = Level.INFO;
		}
		else if ( "CONFIG".equalsIgnoreCase( logLevel ) ) 
		{
			level = Level.CONFIG;
		}
		else if ( "FINE".equalsIgnoreCase( logLevel ) ) 
		{
			level = Level.FINE;
		}
		else if ( "FINER".equalsIgnoreCase( logLevel ) ) 
		{
			level = Level.FINER;
		}
		else if ( "FINEST".equalsIgnoreCase( logLevel ) ) 
		{
			level = Level.FINEST;
		}
		else if ( "OFF".equalsIgnoreCase( logLevel ) ) 
		{
			level = Level.OFF;
		}
		config.setLogConfig( logDirectory, level );
		
		String scriptLibDir = servletConfig.getServletContext( )
				.getInitParameter( ParameterAccessor.INIT_PARAM_SCRIPTLIB_DIR );
		if ( scriptLibDir == null || scriptLibDir.trim( ).length( ) <= 0
				|| ParameterAccessor.isRelativePath( scriptLibDir ) )
		{