diff --git a/Web-UI-Parameters.md b/Web-UI-Parameters.md
index 0b25b03..6cbc5b8 100644
--- a/Web-UI-Parameters.md
+++ b/Web-UI-Parameters.md
@@ -2,7 +2,7 @@ The URL used to launch the web user interface supports a number of parameters, w
 
 The parameters are provided as a sequence of attribute-value pairs, with each parameter formatted as follows:
 
-    __attribute-id__=__value__
+    attribute-id=value
 
 The base URL must have a question-mark (?) before the first parameter, and each additional parameter must be separated from the previous one by an ampersand (&).  So, if the default URL for the map web is:
 
@@ -26,3 +26,4 @@ The parameters available are as follows:
 
 * **z** - this specifies the Z coordinate (in the coordinate system of the world being shown) of the center point of the map view.  If not specified, this defaults to the value of the _z_ attribute of the _center_ attribute of the selected world (typically 0).
 
+* **nopanel** - if defined and set to 'true', the sidebar menu on the map will be removed