Update README.md

README.md

@@ -7,6 +7,10 @@ The following code is used to combine Elphel's websites in a single tab of a bro
 * Combined search
 * If enabled, inter-frame communication follows links to a site that already have a dedicated iframe
 
+## Working installation
+
+https://www.elphel.com
+
 ## Notes
 * \<iframe\> tags are used
 * some webservers or websites (like GitLab) must include appropriate headers in the response:
@@ -14,7 +18,6 @@ The following code is used to combine Elphel's websites in a single tab of a bro
 * Elphel's websites have special .htaccesses configuration redirecting requests from non-'elphel' domains to the iframed website: www.elphel.com.
 * Individual website can be accessed through the name if the iframe which is a link
 
-
 ## Usage
 
 * Provide a list of target websites in the **$TARGET_LIST** - PHP in *index.php*.