Review updates

Author: geographika

en/cgi/openlayers.txt

@@ -42,13 +42,13 @@ Here is a quick breakdown of that URL:
     mode=browse
 
 
-* Basic Map / Layer Parameters::
+* Basic Map / Layer parameters::
 
     map=/var/www/workshop/itasca.map
     layer=lakespy2
     layer=dlgstln2
 
-When using the ``mode=browser`` MapServer will create an image on the server. By default this will be in the same folder as the Mapfile.
+When using the ``mode=browse`` MapServer will create an image on the server. By default this will be in the same folder as the Mapfile.
 If this MapServer cannot write to this folder you will see an error similar to:
 
 .. code-block:: bash
@@ -63,7 +63,7 @@ If you don't have a live MapServer install to play with, you can also try the
 `MapServer demo <https://demo.mapserver.org/cgi-bin/wms?mode=browse&template=openlayers&layer=continents&layer=country_bounds>`__.
 
 Opening the OpenLayers viewer in the form of a WMS request
-~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
+~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
 
 This feature is useful when debugging WMS requests.  You can write one
 of these by hand, or copy the URL for a WMS tile.  Running the
@@ -88,21 +88,24 @@ Here is a quick breakdown of the interesting parts of that URL:
 
 * Basic WMS parameters::
 
-    #Layers, our bounding box and projection
+    # Layers, our bounding box and projection
     LAYERS=lakespy2
     BBOX=429956.19803725,5231780.0814818,444078.32296225,5245902.2064068
     SRS=EPSG:26915
 
-    #Version and other WMS request parameters
+    # Version and other WMS request parameters
     SERVICE=WMS
-    VERSION=1.1.1
+    VERSION=1.3.0
     REQUEST=GetMap
     WIDTH=512
     HEIGHT=512
     TRANSPARENT=true
+    CRS=EPSG:4326
+    BBOX=-90,-180,90,180
+    STYLES=
 
 If you don't have a live MapServer install to play with, you try the
-`MapServer demo <https://demo.mapserver.org/cgi-bin/wms?SERVICE=WMS&VERSION=1.1.1&REQUEST=GetMap&BBOX=-180,-90,180,90&SRS=EPSG:4326&WIDTH=953&HEIGHT=480&LAYERS=bluemarble,continents,country_bounds,cities&STYLES=&FORMAT=application/openlayers&TRANSPARENT=true>`__.
+`MapServer demo <https://demo.mapserver.org/cgi-bin/wms?SERVICE=WMS&VERSION=1.3.0&REQUEST=GetMap&BBOX=-90,-180,90,180&CRS=EPSG:4326&WIDTH=953&HEIGHT=480&LAYERS=bluemarble,continents,country_bounds,cities&STYLES=&FORMAT=application/openlayers&TRANSPARENT=true`__.>`__.
 
 Customizing settings
 ~~~~~~~~~~~~~~~~~~~~