--- a/client/js/defaults.js	Thu Jun 25 18:09:49 2015 +0200
+++ b/client/js/defaults.js	Tue Aug 04 18:02:54 2015 +0200
@@ -50,6 +50,10 @@
     default_view: false,
         /* Allows to load default view (zoom+offset) at start on read_only mode, instead of autoScale. the default_view will be the last */
 
+    /* URL parsing */
+    update_url:true,
+        /* update the url each time the paper shift or on zoom in/out, with the serialized view (offset and scale) */
+    
 
     /* TOP BAR BUTTONS */
     show_search_field: true,

--- a/client/js/renderer/scene.js	Thu Jun 25 18:09:49 2015 +0200
+++ b/client/js/renderer/scene.js	Tue Aug 04 18:02:54 2015 +0200
@@ -829,10 +829,6 @@
                 this.selected_target = null;
             }
         },
-        paperShift: function(_delta) {
-            this.view.offset = this.view.offset.add(_delta);
-            this.redraw();
-        },
         onMouseMove: function(_event) {
             var _off = this.canvas_$.offset(),
             _point = new paper.Point([
@@ -849,7 +845,7 @@
                 if (this.click_target && typeof this.click_target.paperShift === "function") {
                     this.click_target.paperShift(_delta);
                 } else {
-                    this.paperShift(_delta);
+                    this.view.paperShift(_delta);
                 }
             } else {
                 this.findTarget(_hitResult);
@@ -922,6 +918,7 @@
                 if (_isTouch) {
                     this.unselectAll();
                 }
+                this.view.updateUrl();
             }
             paper.view.draw();
         },
@@ -1207,22 +1204,16 @@
                 this.view = this.addRepresentation("View", this.renkan.project.get("views").last());
                 return;
             }
-            if (typeof _params.idnode !== 'undefined'){
-                console.log('params idnode');
-                this.unhighlightAll();
-                this.highlightModel(this.renkan.project.get("nodes").get(_params.idnode));                 
-            }
             if (typeof _params.view !== 'undefined'){
                 var viewParams = _params.view.split(",");
                 if (viewParams.length >= 3){
                     var params = {
-                        "project": this.renkan.project,
-                        "zoom_level": parseFloat(viewParams[0]),
-                        "offset": {
-                            "x": parseFloat(viewParams[1]),
-                            "y": parseFloat(viewParams[2])
-                        },
-                        "hidden_nodes": []
+                            "project": this.renkan.project,
+                            "offset": {
+                                "x": parseFloat(viewParams[0]),
+                                "y": parseFloat(viewParams[1])
+                            },
+                            "zoom_level": parseFloat(viewParams[2])
                     };
                     for (var i = 3; i < viewParams.length; i++){
                         params.hidden_nodes.push(viewParams[i]);
@@ -1241,6 +1232,11 @@
                     this.view = this.addRepresentation("View", this.renkan.project.get("views").last());
                 }
             }
+            //other parameters must go after because most of them depends on a view that must be initialize before
+            if (typeof _params.idNode !== 'undefined'){
+                this.unhighlightAll();
+                this.highlightModel(this.renkan.project.get("nodes").get(_params.iNnode));                 
+            }
         },
         foldBins: function() {
             var foldBinsButton = this.$.find(".Rk-Fold-Bins"),

--- a/client/js/renderer/viewrepr.js	Thu Jun 25 18:09:49 2015 +0200
+++ b/client/js/renderer/viewrepr.js	Tue Aug 04 18:02:54 2015 +0200
@@ -97,6 +97,7 @@
         addHiddenNode: function(_model){
             this.hideNode(_model);
             this.hiddenNodes.push(_model.id);
+            this.updateUrl();
         },
         hideNode: function(_model){
             if (typeof this.renderer.getRepresentationByModel(_model) !== 'undefined'){
@@ -132,6 +133,7 @@
                     this.offset = _offset;
                 }
                 this.renderer.redraw();
+                this.updateUrl();
             }
         },
         zoomOut: function() {
@@ -183,9 +185,25 @@
         },
         paperShift: function(_delta) {
             this.offset = this.offset.add(_delta);
-            this.renderer.offset = this.renderer.offset.add(_delta);
             this.renderer.redraw();
         },
+        updateUrl: function(){
+            if(this.options.update_url){
+                var result = {};
+                var parameters = Backbone.history.getFragment().split('?');
+                if (parameters.length > 1){
+                    parameters[1].split("&").forEach(function(part) {
+                        var item = part.split("=");
+                        result[item[0]] = decodeURIComponent(item[1]);
+                    });
+                } 
+                result.view = Math.round(this.offset.x*1000)/1000 + ',' + Math.round(this.offset.y*1000)/1000 + ',' + Math.round(this.scale*1000)/1000;
+//                if (this.hiddenNodes.length > 0){
+//                    result.hiddenNodes = this.hiddenNodes.join();
+//                }
+                this.renkan.router.navigate("?" + decodeURIComponent($.param(result)), {trigger: false, replace: false});
+            }
+        },
     }).value();
 
     return ViewRepr;