diff -r 423bdf56d103 -r 98cae534083d client/js/renderer/nodeeditor.js
--- a/client/js/renderer/nodeeditor.js	Tue Jun 02 00:39:47 2015 +0200
+++ b/client/js/renderer/nodeeditor.js	Wed Jun 03 13:16:46 2015 +0200
@@ -31,6 +31,7 @@
                     image: _model.get("image") || "",
                     image_placeholder: _image_placeholder,
                     color: (_model.has("style") && _model.get("style").color) || _created_by.get("color"),
+                    thickness: (_model.has("style") && _model.get("style").thickness) || 1,
                     dash: _model.has("style") && _model.get("style").dash ? "checked" : "",
                     clip_path: _model.get("clip_path") || false,
                     created_by_color: _created_by.get("color"),
@@ -50,8 +51,7 @@
                 _this.editor_$.find("input, textarea, select").off("change keyup paste");
                 _this.editor_$.find(".Rk-Edit-Image-File").off('change');
                 _this.editor_$.find(".Rk-Edit-ColorPicker-Wrapper").off('hover');
-                _this.editor_$.find(".Rk-Edit-Size-Down").off('click');
-                _this.editor_$.find(".Rk-Edit-Size-Up").off('click');
+                _this.editor_$.find(".Rk-Edit-Size-Btn").off('click');
                 _this.editor_$.find(".Rk-Edit-Image-Del").off('click');
                 _this.editor_$.find(".Rk-Edit-ColorPicker").find("li").off('hover click');
                 _this.editor_$.find(".Rk-CloseX").off('click');
@@ -172,7 +172,7 @@
                 var shiftSize = function(n) {
                     if (_this.renderer.isEditable()) {
                         var _newsize = n+(_model.get("size") || 0);
-                        _this.editor_$.find(".Rk-Edit-Size-Value").text((_newsize > 0 ? "+" : "") + _newsize);
+                        _this.editor_$.find("#Rk-Edit-Size-Value").text((_newsize > 0 ? "+" : "") + _newsize);
                         _model.set("size", _newsize);
                         paper.view.draw();
                     } else {
@@ -180,15 +180,45 @@
                     }
                 };
 
-                this.editor_$.find(".Rk-Edit-Size-Down").click(function() {
+                this.editor_$.find("#Rk-Edit-Size-Down").click(function() {
                     shiftSize(-1);
                     return false;
                 });
-                this.editor_$.find(".Rk-Edit-Size-Up").click(function() {
+                this.editor_$.find("#Rk-Edit-Size-Up").click(function() {
                     shiftSize(1);
                     return false;
                 });
 
+                var shiftThickness = function(n) {
+                    if (_this.renderer.isEditable()) {
+                        var _oldThickness = ((_model.has('style') && _model.get('style').thickness) || 1),
+                            _newThickness = n + _oldThickness;
+                        if(_newThickness < 1 ) {
+                            _newThickness = 1;
+                        }
+                        else if (_newThickness > _this.options.node_stroke_witdh_scale) {
+                            _newThickness = _this.options.node_stroke_witdh_scale;
+                        }
+                        if (_newThickness !== _oldThickness) {
+                            _this.editor_$.find("#Rk-Edit-Thickness-Value").text(_newThickness);
+                            _model.set("style", _.assign( ((_model.has("style") && _.clone(_model.get("style"))) || {}), {thickness: _newThickness}));
+                            paper.view.draw();
+                        }
+                    }
+                    else {
+                        closeEditor();
+                    }
+                };
+
+                this.editor_$.find("#Rk-Edit-Thickness-Down").click(function() {
+                    shiftThickness(-1);
+                    return false;
+                });
+                this.editor_$.find("#Rk-Edit-Thickness-Up").click(function() {
+                    shiftThickness(1);
+                    return false;
+                });
+
                 this.editor_$.find(".Rk-Edit-Image-Del").click(function() {
                     _this.editor_$.find(".Rk-Edit-Image").val('');
                     onFieldChange();