diff --git a/js/openlayers.js b/js/openlayers.js
index 4ce59eb..b58ff3e 100644
--- a/js/openlayers.js
+++ b/js/openlayers.js
@@ -59,12 +59,12 @@ Drupal.behaviors.openlayers = {
             if (map.projection === '900913') {
               options.maxExtent = new OpenLayers.Bounds(
                 -20037508.34, -20037508.34, 20037508.34, 20037508.34);
-            }
+                options.units = "m";            }
             if (map.projection === '4326') {
               options.maxExtent = new OpenLayers.Bounds(-180, -90, 180, 90);
             }
 
-            options.maxResolution = 1.40625;
+            options.maxResolution = "auto";
             options.controls = [];
 
             // Change image, CSS, and proxy paths if specified