Bug 193875 we can not get an entir url by IHTMLActionHandler
we can not get an entir url by IHTMLActionHandler, so word emitter dose not write the right url. now hyperlink drill through in word emitter doesn't work.
viewer/org.eclipse.birt.report.viewer/birt/WEB-INF/classes/org/eclipse/birt/report/utility/ParameterAccessor.java
* Log folder to put the generated log files
	 */
	public static String logFolder = null;
	/**
	 * Log level
	 */
	public static String logLevel = null;
	/**
	 * Script lib folder
	 */
	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.
	 */