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
int index = locale.indexOf( '_' );
		if ( index != -1 )
		{
			String language = locale.substring( 0, index );
			String country = locale.substring( index + 1 );
			return new Locale( language, country );
		}
		return new Locale( locale );
	}
	/**
	 * Get report locale in string.
	 * 
	 * @param request
	 *            http request
	 * @return report String
	 */
	public static String getLocaleString( HttpServletRequest request )
	{
		return getParameter( request, PARAM_LOCALE );
	}
	/**
	 * Get report page from Http request. If frameset pattern, default page is
	 * 1.
	 * 
	 * @param request
	 *            http request
	 * @return report page number
	 */
	public static int getPage( HttpServletRequest request )
	{