Bug 188502 Change labels in Export Report dialog
Can we consider changing the types in the drop down list in the Export Report dialog? doc to Word xls to Excel ppt to Powerpoint pdf to PDF postscript to PostScript
viewer/org.eclipse.birt.report.viewer/birt/WEB-INF/classes/org/eclipse/birt/report/utility/ParameterAccessor.java
*/
	public static String getIId( HttpServletRequest request )
	{
		return getReportParameter( request, PARAM_IID, null );
	}
	/**
	 * Get report locale from Http request.
	 * 
	 * @param request
	 *            http request
	 * @return report locale
	 */
	public static Locale getLocale( HttpServletRequest request )
	{
		Locale locale = null;
		
		locale = getLocaleFromString( getParameter( request, PARAM_LOCALE ) );
		
		if ( locale == null )
			locale = request.getLocale( );
		
		if ( locale == null )
			locale = webAppLocale;
		return locale;
	}
	/**
	 * Check whether the viewer is set rtl option.
	 * 
	 * @param request
	 * @return