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
{
		String instanceId = getParameter( request, PARAM_INSTANCEID );
		return instanceId != null && instanceId.length( ) > 0;
	}
	/**
	 * Check whether the viewer allows master page content or not.
	 * 
	 * @param request
	 * @return
	 */
	public static boolean isMasterPageContent( HttpServletRequest request )
	{
		boolean isMasterPageContent = true;
		if ( "false".equalsIgnoreCase( getParameter( request, PARAM_MASTERPAGE ) ) ) 
		{
			isMasterPageContent = false;
		}
		return isMasterPageContent;
	}
	/**
	 * Check whether report design will overwrite report doc or not.
	 * 
	 * @param request
	 * @return
	 */
	public static boolean isOverwrite( HttpServletRequest request )
	{
		boolean overwrite = isOverWrite;
		String urlParam = getParameter( request, PARAM_OVERWRITE );
		if ( "true".equalsIgnoreCase( urlParam ) )