diff --git a/build.properties b/build.properties
index a3114748..a3caf94e 100644
--- a/build.properties
+++ b/build.properties
@@ -2,7 +2,7 @@
 PROJECT: env-js
 BUILD_MAJOR: 1
 BUILD_MINOR: 2
-BUILD_ID: 26
+BUILD_ID: 27
 BUILD_VERSION: ${BUILD_MAJOR}.${BUILD_MINOR}.${BUILD_ID}
 BUILD: ${PROJECT}.${BUILD_VERSION}
 VERSION: ${BUILD} ${DSTAMP}
diff --git a/src/platform/core/window.js b/src/platform/core/window.js
index 14aae35d..03975efa 100644
--- a/src/platform/core/window.js
+++ b/src/platform/core/window.js
@@ -45,16 +45,16 @@ Envjs.windows = function(uuid, scope){
 Envjs.loadFrame = function(frame, url){
     try {
         //console.log('loading frame %s', url);
-        if(frame.contentWindow){
+        if(frame.contentWindow && frame.contentWindow.close){
             //mark for garbage collection
-            frame.contentWindow = null;
+            frame.contentWindow.close();
         }
 
         //create a new scope for the window proxy
         //platforms will need to override this function
         //to make sure the scope is global-like
-        frame.contentWindow = Envjs.proxy();
-        new Window(frame.contentWindow, window);
+        frame.contentWindow = Envjs.proxy({});
+		new Window(frame.contentWindow, window);
 
         //I dont think frames load asynchronously in firefox
         //and I think the tests have verified this but for
diff --git a/src/window/window.js b/src/window/window.js
index b88a8213..63d8afd8 100644
--- a/src/window/window.js
+++ b/src/window/window.js
@@ -278,6 +278,15 @@ Window = function(scope, parent, opener){
         },
         close: function(){
             //console.log('closing window %s', __windows__[$uuid]);
+			var frames = $document.getElementsByTagName('frame'),
+				iframes = $document.getElementsByTagName('iframe'),
+				i;
+			for(i=0;i<frames.length;i++){
+				Envjs.unloadFrame(frame[i]);
+			}	
+			for(i=0;i<iframes.length;i++){
+				Envjs.unloadFrame(frame[i]);
+			}
             try{
 				Envjs.windows($uuid, null);
             }catch(e){