12 files changed, 755 insertions, 588 deletions

diff --git a/js/controllers/document-controller.js b/js/controllers/document-controller.js
index 194496a6..a8056519 100755
--- a/js/controllers/document-controller.js
+++ b/js/controllers/document-controller.js
@@ -336,14 +336,23 @@ var DocumentController = exports.DocumentController = Montage.create(Component,
                     nextDocumentIndex = closeDocumentIndex - 1;
                 }
                 this.application.ninja.stage.stageView.switchDocument(this._documents[nextDocumentIndex]);
+                if(typeof this.activeDocument.stopVideos !== "undefined"){doc.stopVideos();}
                 this._removeDocumentView(doc.container);
             }else if(this._documents.length === 0){
+                if(typeof this.activeDocument.pauseAndStopVideos !== "undefined"){
+                    this.activeDocument.pauseAndStopVideos();
+                }
                 this.activeDocument = null;
                 this._removeDocumentView(doc.container);
                 this.application.ninja.stage.stageView.hideRulers();
                 document.getElementById("iframeContainer").style.display="block";
 
                 this.application.ninja.stage.hideCanvas(true);
+            }else{//closing inactive document tab - just clear DOM
+                if(typeof doc.pauseAndStopVideos !== "undefined"){
+                    doc.pauseAndStopVideos();
+                }
+                this._removeDocumentView(doc.container);
             }
 
             NJevent("closeDocument", doc.uri);
diff --git a/js/document/html-document.js b/js/document/html-document.js
index 1c5cec91..23b55e92 100755
--- a/js/document/html-document.js
+++ b/js/document/html-document.js
@@ -451,9 +451,12 @@ exports.HTMLDocument = Montage.create(TextDocument, {
             //
             function ninjaUrlPrepend (url) {
                 var docRootUrl = this.application.ninja.coreIoApi.rootUrl+escape((this.application.ninja.documentController.documentHackReference.root.split(this.application.ninja.coreIoApi.cloudData.root)[1]).replace(/\/\//gi, '/'));
-                return '"'+docRootUrl+url.replace(/\"/gi, '')+'"';
+                if (url.indexOf('data:image') !== -1) {
+                        return url;
+                } else {
+                        return '"'+docRootUrl+url.replace(/\"/gi, '')+'"';
+                }
             }
-            
                 ////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
                 ////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
                 ////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
@@ -614,12 +617,9 @@ exports.HTMLDocument = Montage.create(TextDocument, {
                                                                                 }
                                                                         }
                                                                 }
-                                                                
-                                                                
-                                                                
-                                                                
                                                                 /*
-//TODO: Figure out cross-domain XHR issue, might need cloud to handle
+                                                                
+                                                                //TODO: Figure out cross-domain XHR issue, might need cloud to handle
                                                                 var xhr = new XMLHttpRequest();
                                         xhr.open("GET", this._document.styleSheets[i].href, true);
                                         xhr.send();
@@ -627,20 +627,24 @@ exports.HTMLDocument = Montage.create(TextDocument, {
                                         if (xhr.readyState === 4) {
                                                 console.log(xhr);
                                         }
-*/
                                         //tag.innerHTML = xhr.responseText //xhr.response;
-                                        tag.innerHTML = 'noRULEjustHACK{background: #000}'
-                                                                //Currently no external styles will load if unable to load via XHR request
-                                                                
+                                                                */
+                                        //Temp rule so it's registered in the array
+                                        tag.innerHTML = 'noRULEjustHACK{background: #000}';
                                                                 //Disabling external style sheets
                                                                 query = this._templateDocument.html.querySelectorAll(['link']);
                                                                 for (var k in query) {
                                                                         if (query[k].href === this._document.styleSheets[i].href) {
+                                                                                
+                                                                                //TODO: Removed the temp insertion of the stylesheet
+                                                                                //because it wasn't the proper way to do it
+                                                                                //need to be handled via XHR with proxy in Cloud Sim
+                                                                                
                                                                                 //Disabling style sheet to reload via inserting in style tag
-                                                                                var tempCSS = query[k].cloneNode(true);
-                                                                                tempCSS.setAttribute('data-ninja-template', 'true');
+                                                                                //var tempCSS = query[k].cloneNode(true);
+                                                                                //tempCSS.setAttribute('data-ninja-template', 'true');
                                                                                 query[k].setAttribute('disabled', 'true');
-                                                                                this.iframe.contentWindow.document.head.appendChild(tempCSS);
+                                                                                //this.iframe.contentWindow.document.head.appendChild(tempCSS);
                                                                                 //Inserting tag
                                                                                 this._templateDocument.head.insertBefore(tag, query[k]);
                                                                         }
@@ -838,6 +842,9 @@ exports.HTMLDocument = Montage.create(TextDocument, {
             this.undoStack = this.application.ninja.undocontroller.undoQueue.slice(0);
             this.redoStack = this.application.ninja.undocontroller.redoQueue.slice(0);
             this.application.ninja.undocontroller.clearHistory();//clear history to give the next document a fresh start
+
+            //pause videos on switching or closing the document, so that the browser does not keep downloading the media data
+            this.pauseVideos();
         }
     },
 
@@ -866,6 +873,44 @@ exports.HTMLDocument = Montage.create(TextDocument, {
 
 
         }
-    }
+    },
         ////////////////////////////////////////////////////////////////////
+    /**
+     *pause videos on switching or closing the document, so that the browser does not keep downloading the media data
+    */
+    pauseVideos:{
+        value:function(){
+            var videosArr = this.documentRoot.getElementsByTagName("video"), i=0;
+            for(i=0;i<videosArr.length;i++){
+                if(!videosArr[i].paused){
+                    videosArr[i].pause();
+                }
+            }
+        }
+    },
+
+    /**
+     * remove the video src on closing the document, so that the browser does not keep downloading the media data, if the tag does not get garbage collected
+     *removeSrc : boolean to remove the src if the video... set only in the close document flow
+    */
+    stopVideos:{
+        value:function(){
+            var videosArr = this.documentRoot.getElementsByTagName("video"), i=0;
+            for(i=0;i<videosArr.length;i++){
+                videosArr[i].src = "";
+            }
+        }
+    },
+    pauseAndStopVideos:{
+        value:function(){
+            var videosArr = this.documentRoot.getElementsByTagName("video"), i=0;
+            for(i=0;i<videosArr.length;i++){
+                if(!videosArr[i].paused){
+                    videosArr[i].pause();
+                }
+                videosArr[i].src = "";
+            }
+        }
+    }
+    ////////////////////////////////////////////////////////////////////
 });
\ No newline at end of file
diff --git a/js/helper-classes/3D/draw-utils.js b/js/helper-classes/3D/draw-utils.js
index 02d946ae..63e7799a 100755
--- a/js/helper-classes/3D/draw-utils.js
+++ b/js/helper-classes/3D/draw-utils.js
@@ -112,6 +112,7 @@ var DrawUtils = exports.DrawUtils = Montage.create(Component, {
             this.eventManager.addEventListener("elementDeleted", this, false);
             this.eventManager.addEventListener("deleteSelection", this, false);
             this.eventManager.addEventListener("elementChange", this, false);
+            this.eventManager.addEventListener("closeDocument", this, false);
                 }
         },
 
@@ -135,6 +136,15 @@ var DrawUtils = exports.DrawUtils = Montage.create(Component, {
         }
     },
 
+    handleCloseDocument:{
+        value: function() {
+            if(this.application.ninja.documentController._documents.length === 0){
+                this._eltArray = [];
+                this._planesArray = [];
+            }
+        }
+    },
+
     handleElementAdded: {
         value: function(event) {
             this.addElement(event.detail);
diff --git a/js/mediators/io-mediator.js b/js/mediators/io-mediator.js
index f44c182c..dcafb38d 100644
--- a/js/mediators/io-mediator.js
+++ b/js/mediators/i