Patch from #674, approved by SDE, plus an example.

git-svn-id: http://svn.openlayers.org/trunk/openlayers@3285 dc9f47b5-9b13-0410-9fdd-eb0c1a62fdaf

lib/OpenLayers/Control/LayerSwitcher.js

@@ -99,8 +99,10 @@ OpenLayers.Control.LayerSwitcher.prototype =
         this.loadContents();
 
         // set mode to minimize
-        this.minimizeControl();
-        
+        if(!this.outsideViewport) {
+            this.minimizeControl();
+        }
+
         // populate div with current info
         this.redraw();