Bug 154325 Use input absolute path as the parameter in error message
viewer/org.eclipse.birt.report.viewer/birt/WEB-INF/classes/org/eclipse/birt/report/utility/ParameterAccessor.java
*/
	public static String getWorkingFolder( )
	{
		return workingFolder;
	}
	/**
	 * Gets the current document folder.
	 * 
	 * @return returns the documentFolder.
	 */
	public static String getDocumentFolder( )
	{
		return documentFolder;
	}
	/**
	 * This function is used to encode an ordinary string that may contain
	 * characters or more than one consecutive spaces for appropriate HTML
	 * display.
	 * 
	 * @param s
	 * @return String
	 */
	public static final String htmlEncode( String s )
	{
		String sHtmlEncoded = ""; 
		if ( s == null )
		{
			return null;
		}
		StringBuffer sbHtmlEncoded = new StringBuffer( );