Update sitemaps.md (#1149)

* Update sitemaps.md Show an example of displaying an image from an IP camera. * Explanation of refresh parameter Signed-off-by: Jerome Luckenbach <github@luckenba.ch> Co-authored-by: Jerome Luckenbach <github@luckenba.ch>
openhab · Dec 10, 2020 · f327c79 · f327c79
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diff --git a/configuration/sitemaps.md b/configuration/sitemaps.md
@@ -403,6 +403,9 @@ Alternatively, the image file (e.g. YourImageFile.png) may be stored locally in
 
 ```perl
 Image url="https://raw.githubusercontent.com/wiki/openhab/openhab/images/features.png"
+
+// display a snapshot image from an IP camera, using refresh parameter to get updated images
+Image url="http://192.168.1.203:8080/?action=snapshot" refresh=10000
 ```
 
 ![Presentation of the Image element in BasicUI](images/sitemap_demo_image.png)