We removed support for this from Map unneccesarily.

git-svn-id: http://svn.openlayers.org/trunk/openlayers@1177 dc9f47b5-9b13-0410-9fdd-eb0c1a62fdaf

lib/OpenLayers/Map.js

@@ -87,7 +87,7 @@ OpenLayers.Map.prototype = {
      *    zoom level 0 on gmaps
      * 
      * @type float */
-    maxResolution: null,
+    maxResolution: 1.40625,
 
     /** @type int */
     minZoomLevel: 0,
@@ -210,15 +210,12 @@ OpenLayers.Map.prototype = {
         // if maxResolution is specified as "auto", calculate it 
         //  based on the maxExtent and the viewSize
         //
-        if (this.maxResolution == "auto") {
+        if (this.maxResolution == "auto" || this.maxResolution == null) {
             var maxExtent = this.getMaxExtent();
             var viewSize = this.getSize();
             this.maxResolution = Math.max(maxExtent.getWidth()  / viewSize.w,
                                           maxExtent.getHeight() / viewSize.h );
-        } else {
-            this.maxResolution = 1.40625;
         }
-
     },
 
     /**