Bug 193875 we can not get an entir url by IHTMLActionHandler
we can not get an entir url by IHTMLActionHandler, so word emitter dose not write the right url. now hyperlink drill through in word emitter doesn't work.
viewer/org.eclipse.birt.report.viewer/birt/WEB-INF/classes/org/eclipse/birt/report/utility/ParameterAccessor.java
{
			String bookmark = getParameter( request, PARAM_BOOKMARK );
			return bookmark != null && bookmark.length( ) > 0;
		}
		return false;
	}
	/**
	 * if the PARAM_INSTANCEID parameter in the url is not null, then return
	 * true to render the reportlet.
	 * 
	 * @param request
	 * @return true for render the reprtlet based on the instance id.
	 */
	public static boolean isIidReportlet( HttpServletRequest request )
	{
		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;