code: public static boolean showDocument(String urlstring){
  		try{
  			URL url = new URL(urlstring);
  
  			return showDocument(url);
  		} catch (MalformedURLException e){
  			logger.warn("malformed URL {}", urlstring, e);
  			return false;
  		}
  	}
docs: open a URL in the browser that was used to launch SPICE
  
  @param urlstring string represntation of URL to be opened
  @return true if this was successfull