Update README.md

README.md

@@ -49,6 +49,10 @@ plans/PESV_workflow.plan
 
 4. check the results from `corpus/Xylella/visualisation_html`
 
+```
+firefox corpus/Xylella/visualisation_html/index.html
+```
+
 *. You may browser the results using option `-browser`: run the following command, check the logs and goto [http://localhost:8878](http://localhost:8878) 
 
 ```