diff -r aae670254c49 -r 88e8673aaeeb client/js/renderer/scene.js
--- a/client/js/renderer/scene.js	Wed May 20 10:36:37 2015 +0200
+++ b/client/js/renderer/scene.js	Wed May 20 10:39:35 2015 +0200
@@ -25,6 +25,7 @@
         this.initialScale = 1;
         this.offset = paper.view.center;
         this.totalScroll = 0;
+        this.hiddenNodes = [];
         this.mouse_down = false;
         this.click_target = null;
         this.selected_target = null;
@@ -82,7 +83,7 @@
         this.image_cache = {};
         this.icon_cache = {};
 
-        ['edit', 'remove', 'link', 'enlarge', 'shrink', 'revert' ].forEach(function(imgname) {
+        ['edit', 'remove', 'hide', 'link', 'enlarge', 'shrink', 'revert' ].forEach(function(imgname) {
             var img = new Image();
             img.src = _renkan.options.static_url + 'img/' + imgname + '.png';
             _this.icon_cache[imgname] = img;
@@ -238,14 +239,26 @@
         bindClick(".Rk-ZoomFit", "autoScale");
         this.$.find(".Rk-ZoomSave").click( function() {
             // Save scale and offset point
-            _this.renkan.project.addView( { zoom_level:_this.scale, offset:_this.offset } );
+            _this.renkan.project.addView( { zoom_level:_this.scale, offset:_this.offset, hidden_nodes: _this.hiddenNodes } );
         });
         this.$.find(".Rk-ZoomSetSaved").click( function() {
             var view = _this.renkan.project.get("views").last();
             if(view){
                 _this.setScale(view.get("zoom_level"), new paper.Point(view.get("offset")));
+                _this.hiddenNodes = view.get("hidden_nodes");
+                _this.hideNodes();
             }
         });
+        this.$.find(".Rk-ShowHiddenNodes").mouseenter( function() {
+            _this.showNodes(true);
+            _this.$.find(".Rk-ShowHiddenNodes").mouseleave( function() {
+                _this.hideNodes(false);
+            });
+        });
+        this.$.find(".Rk-ShowHiddenNodes").click( function() {
+            _this.showNodes(false);
+            _this.$.find(".Rk-ShowHiddenNodes").off( "mouseleave" ); 
+        });
         if(this.renkan.project.get("views").length > 0 && this.renkan.options.save_view){
             this.$.find(".Rk-ZoomSetSaved").show();
         }
@@ -729,7 +742,7 @@
         addRepresentations: function(_type, _collection) {
             var _this = this;
             _collection.forEach(function(_model) {
-                _this.addRepresentation(_type, _model);
+                //_this.addRepresentation(_type, _model);
             });
         },
         userTemplate: _.template(
@@ -833,6 +846,7 @@
             });
         },
         redraw: function() {
+            var _this = this;
             if(! this.redrawActive ) {
                 return;
             }
@@ -851,6 +865,38 @@
             _tmpEdge.redraw();
             this.click_target = _tmpEdge;
         },
+        addHiddenNode: function(_model){
+            this.hideNode(_model);
+            this.hiddenNodes.push(_model.id);
+        },
+        hideNode: function(_model){
+            var _this = this;
+            if (typeof _this.getRepresentationByModel(_model) !== 'undefined'){
+                _this.getRepresentationByModel(_model).hide();
+            }
+        },
+        hideNodes: function(){
+            var _this = this;
+            this.hiddenNodes.forEach(function(_id, index){
+                var node = _this.renkan.project.get("nodes").get(_id);
+                if (typeof node !== 'undefined'){
+                    return _this.hideNode(_this.renkan.project.get("nodes").get(_id));
+                }else{
+                    _this.hiddenNodes.splice(index, 1);
+                }
+            });
+            paper.view.draw();
+        },
+        showNodes: function(ghost){
+            var _this = this;
+            this.hiddenNodes.forEach(function(_id){
+                _this.getRepresentationByModel(_this.renkan.project.get("nodes").get(_id)).show(ghost);
+            });
+            if (!ghost){
+                this.hiddenNodes = [];
+            }
+            paper.view.draw();
+        },
         findTarget: function(_hitResult) {
             if (_hitResult && typeof _hitResult.item.__representation !== "undefined") {
                 var _newTarget = _hitResult.item.__representation;