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
* if display text of select parameter
	 * 
	 * @param paramName
	 * @return
	 */
	public static String isDisplayText( String paramName )
	{
		if ( paramName == null )
			return null;
		if ( paramName.startsWith( PREFIX_DISPLAY_TEXT ) )
		{
			return paramName.replaceFirst( PREFIX_DISPLAY_TEXT, "" ); 
		}
		return null;
	}
	/**
	 * Generates a file name for output attachment.
	 * 
	 * @param request
	 * @param format
	 * @return the file name
	 */
	public static String generateFileName( HttpServletRequest request,
			String format )
	{
		String defaultName = "BIRTReport"; 
		String fileName = defaultName;
		BaseAttributeBean attrBean = (BaseAttributeBean) request
				.getAttribute( IBirtConstants.ATTRIBUTE_BEAN );
		if ( attrBean == null )