Bug 179636 [Smoke] Chart can not be previewed [0001]
Description: Chart can not be previewed Build number: 2.2.0.v20070328-0630 Steps to reproduce: 1. New a chart, preview. Expected result: Chart is displayed correctly. Actual result: Chart can not be previewed. Error log: N/A
viewer/org.eclipse.birt.report.viewer/birt/WEB-INF/classes/org/eclipse/birt/report/utility/ParameterAccessor.java
public static String scriptLibDir = null;
	/**
	 * Preview report max rows
	 */
	public static int maxRows;
	/**
	 * Current web application locale.
	 */
	public static Locale webAppLocale = null;
	/**
	 * Indicating that if user can only access the files in working folder.
	 */
	public static boolean isWorkingFolderAccessOnly = false;
	/**
	 * Resource path set in the web application.
	 */
	public static String birtResourceFolder = null;
	/**
	 * Flag indicating that if initialize the context.
	 */
	protected static boolean isInitContext = false;
	/**
	 * Overwrite flag
	 */
	public static boolean isOverWrite;
	/**
	 * Application Context Attribute Name
	 */
	public static final String ATTR_APPCONTEXT_KEY = "AppContextKey"; 
	/**