Bug 173582 Run servlet should not be affected by values in document.[0000]
viewer/org.eclipse.birt.report.viewer/birt/WEB-INF/classes/org/eclipse/birt/report/utility/ParameterAccessor.java
public synchronized static void initParameters( ServletContext context )
	{
		if ( isInitContext )
			return;
		
		workingFolder = processWorkingFolder( context, context
				.getInitParameter( INIT_PARAM_WORKING_DIR ) );
		
		documentFolder = processRealPath( context, context
				.getInitParameter( INIT_PARAM_DOCUMENT_FOLDER ),
				IBirtConstants.DEFAULT_DOCUMENT_FOLDER, true );
		
		imageFolder = processRealPath( context, context
				.getInitParameter( ParameterAccessor.INIT_PARAM_IMAGE_DIR ),
				IBirtConstants.DEFAULT_IMAGE_FOLDER, true );
		
		logFolder = processRealPath( context, context
				.getInitParameter( ParameterAccessor.INIT_PARAM_LOG_DIR ),
				IBirtConstants.DEFAULT_LOGS_FOLDER, true );
		
		logLevel = context
				.getInitParameter( ParameterAccessor.INIT_PARAM_LOG_LEVEL );
		
		scriptLibDir = processRealPath(
				context,
				context
						.getInitParameter( ParameterAccessor.INIT_PARAM_SCRIPTLIB_DIR ),
				IBirtConstants.DEFAULT_SCRIPTLIB_FOLDER, false );
		
		webAppLocale = getLocaleFromString( context