diff --git a/HISTORY.md b/HISTORY.md
index f70df0fe..5ac67162 100644
--- a/HISTORY.md
+++ b/HISTORY.md
@@ -18,6 +18,9 @@ http://visjs.org
 - Fixed #1404, made the array returned by findNode match the docs.
 - Added #1138, enable the user to define the color of the shadows for nodes and edges.
 - Fixed #1528, #1278, avoided ID's being cast to string for methods that return ID's as well as storePositions casting to string.
+- Fixed upscaling when the window size increases.
+- Accepted pull request #1544, thanks @felixhayashi!
+- Fixed documented bug in #1544.
 
 ## 2015-12-18, version 4.11.0
 
diff --git a/dist/vis.css b/dist/vis.css
index 23cd790f..32d15f3f 100644
--- a/dist/vis.css
+++ b/dist/vis.css
@@ -1121,14 +1121,17 @@ div.vis-network div.vis-navigation div.vis-button.vis-zoomExtends {
 
 div.vis-color-picker {
   position:absolute;
+  top: 0px;
+  left: 30px;
   margin-top:-140px;
   margin-left:30px;
-  width:293px;
-  height:425px;
+  width:310px;
+  height:444px;
+  z-index: 1;
   padding: 10px;
   border-radius:15px;
   background-color:#ffffff;
-  display:none;
+  display: none;
   box-shadow: rgba(0,0,0,0.5) 0px 0px 10px 0px;
 }
 
@@ -1138,8 +1141,8 @@ div.vis-color-picker div.vis-arrow {
   left:5px;
 }
 
-div.vis-color-picker div.vis-arrow:after,
-div.vis-color-picker div.vis-arrow:before {
+div.vis-color-picker div.vis-arrow::after,
+div.vis-color-picker div.vis-arrow::before {
   right: 100%;
   top: 50%;
   border: solid transparent;
diff --git a/dist/vis.js b/dist/vis.js
index d4d9ced8..4d5f40ac 100644
--- a/dist/vis.js
+++ b/dist/vis.js
@@ -5,7 +5,7 @@
  * A dynamic, browser-based visualization library.
  *
  * @version 4.11.1-SNAPSHOT
- * @date    2016-01-04
+ * @date    2016-01-05
  *
  * @license
  * Copyright (C) 2011-2015 Almende B.V, http://almende.com
@@ -22257,7 +22257,7 @@ return /******/ (function(modules) { // webpackBootstrap
               // a header for the category
               this._makeHeader(option);
 
-              // get the suboptions
+              // get the sub options
               this._handleObject(this.configureOptions[option], [option]);
             }
             counter++;
@@ -22288,7 +22288,7 @@ return /******/ (function(modules) { // webpackBootstrap
         }
 
         this._push();
-        this.colorPicker.insertTo(this.container);
+        //~ this.colorPicker.insertTo(this.container);
       }
 
       /**
@@ -22702,17 +22702,25 @@ return /******/ (function(modules) { // webpackBootstrap
       value: function _showColorPicker(value, div, path) {
         var _this6 = this;
 
-        var rect = div.getBoundingClientRect();
-        var bodyRect = document.body.getBoundingClientRect();
-        var pickerX = rect.left + rect.width + 5;
-        var pickerY = rect.top - bodyRect.top + rect.height + 2;
-        this.colorPicker.show(pickerX, pickerY);
+        // clear the callback from this div
+        div.onclick = function () {};
+
+        this.colorPicker.insertTo(div);
+        this.colorPicker.show();
+
         this.colorPicker.setColor(value);
-        this.colorPicker.setCallback(function (color) {
+        this.colorPicker.setUpdateCallback(function (color) {
           var colorString = 'rgba(' + color.r + ',' + color.g + ',' + color.b + ',' + color.a + ')';
           div.style.backgroundColor = colorString;
           _this6._update(colorString, path);
         });
+
+        // on close of the colorpicker, restore the callback.
+        this.colorPicker.setCloseCallback(function () {
+          div.onclick = function () {
+            _this6._showColorPicker(value, div, path);
+          };
+        });
       }
 
       /**
@@ -22924,6 +22932,7 @@ return /******/ (function(modules) { // webpackBootstrap
 
       // bound by
       this.updateCallback = function () {};
+      this.closeCallback = function () {};
 
       // create all DOM elements
       this._create();
@@ -22953,12 +22962,26 @@ return /******/ (function(modules) { // webpackBootstrap
        * @param callback
        */
     }, {
-      key: 'setCallback',
-      value: function setCallback(callback) {
+      key: 'setUpdateCallback',
+      value: function setUpdateCallback(callback) {
         if (typeof callback === 'function') {
           this.updateCallback = callback;
         } else {
-          throw new Error("Function attempted to set as colorPicker callback is not a function.");
+          throw new Error("Function attempted to set as colorPicker update callback is not a function.");
+        }
+      }
+
+      /**
+       * the callback is executed on apply and save. Bind it to the application
+       * @param callback
+       */
+    }, {
+      key: 'setCloseCallback',
+      value: function setCloseCallback(callback) {
+        if (typeof callback === 'function') {
+          this.closeCallback = callback;
+        } else {
+          throw new Error("Function attempted to set as colorPicker closing callback is not a function.");
         }
       }
     }, {
@@ -23029,17 +23052,19 @@ return /******/ (function(modules) { // webpackBootstrap
       }
 
       /**
-       * this shows the color picker at a location. The hue circle is constructed once and stored.
-       * @param x
-       * @param y
+       * this shows the color picker.
+       * The hue circle is constructed once and stored.
        */
     }, {
       key: 'show',
-      value: function show(x, y) {
+      value: function show() {
+        if (this.closeCallback !== undefined) {
+          this.closeCallback();
+          this.closeCallback = undefined;
+        }
+
         this.applied = false;
         this.frame.style.display = 'block';
-        this.frame.style.top = y + 'px';
-        this.frame.style.left = x + 'px';
         this._generateHueCircle();
       }
 
@@ -23066,6 +23091,12 @@ return /******/ (function(modules) { // webpackBootstrap
         }
 
         this.frame.style.display = 'none';
+
+        // call the closing callback, restoring the onclick method.
+        if (this.closeCallback !== undefined) {
+          this.closeCallback();
+          this.closeCallback = undefined;
+        }
       }
 
       /**
@@ -23165,7 +23196,7 @@ return /******/ (function(modules) { // webpackBootstrap
       }
 
       /**
-       * update the colorpicker. A black circle overlays the hue circle to mimic the brightness decreasing.
+       * update the color picker. A black circle overlays the hue circle to mimic the brightness decreasing.
        * @param rgba
        * @private
        */
@@ -30365,12 +30396,7 @@ return /******/ (function(modules) { // webpackBootstrap
     }, {
       key: 'distanceToBorder',
       value: function distanceToBorder(ctx, angle) {
-        this.resize(ctx);
-        var a = this.width / 2;
-        var b = this.height / 2;
-        var w = Math.sin(angle) * a;
-        var h = Math.cos(angle) * b;
-        return a * b / Math.sqrt(w * w + h * h);
+        return this._distanceToBorder(ctx, angle);
       }
     }]);
 
@@ -37254,8 +37280,19 @@ return /******/ (function(modules) { // webpackBootstrap
       value: function _setCameraState() {
         if (this.cameraState.scale !== undefined && this.frame.canvas.clientWidth !== 0 && this.frame.canvas.clientHeight !== 0 && this.pixelRatio !== 0 && this.cameraState.previousWidth > 0) {
 
-          this.body.view.scale = this.cameraState.scale * Math.min(this.frame.canvas.width / this.pixelRatio / this.cameraState.previousWidth, this.frame.canvas.height / this.pixelRatio / this.cameraState.previousHeight);
+          var widthRatio = this.frame.canvas.width / this.pixelRatio / this.cameraState.previousWidth;
+          var heightRatio = this.frame.canvas.height / this.pixelRatio / this.cameraState.previousHeight;
+          var newScale = this.cameraState.scale;
+
+          if (widthRatio != 1 && heightRatio != 1) {
+            newScale = this.cameraState.scale * 0.5 * (widthRatio + heightRatio);
+          } else if (widthRatio != 1) {
+            newScale = this.cameraState.scale * widthRatio;
+          } else if (heightRatio != 1) {
+            newScale = this.cameraState.scale * heightRatio;
+          }
 
+          this.body.view.scale = newScale;
           // this comes from the view module.
           var currentViewCenter = this.DOMtoCanvas({
             x: 0.5 * this.frame.canvas.clientWidth,
@@ -37418,13 +37455,13 @@ return /******/ (function(modules) { // webpackBootstrap
         var oldWidth = this.frame.canvas.width;
         var oldHeight = this.frame.canvas.height;
 
-        // update the pixelratio
+        // update the pixel ratio
         var ctx = this.frame.canvas.getContext("2d");
-        var previousRation = this.pixelRatio; // we cache this because the camera state storage needs the old value
+        var previousRatio = this.pixelRatio; // we cache this because the camera state storage needs the old value
         this.pixelRatio = (window.devicePixelRatio || 1) / (ctx.webkitBackingStorePixelRatio || ctx.mozBackingStorePixelRatio || ctx.msBackingStorePixelRatio || ctx.oBackingStorePixelRatio || ctx.backingStorePixelRatio || 1);
 
         if (width != this.options.width || height != this.options.height || this.frame.style.width != width || this.frame.style.height != height) {
-          this._getCameraState(previousRation);
+          this._getCameraState(previousRatio);
 
           this.frame.style.width = width;
           this.frame.style.height = height;
@@ -37445,7 +37482,7 @@ return /******/ (function(modules) { // webpackBootstrap
 
           // store the camera if there is a change in size.
           if (this.frame.canvas.width != Math.round(this.frame.canvas.clientWidth * this.pixelRatio) || this.frame.canvas.height != Math.round(this.frame.canvas.clientHeight * this.pixelRatio)) {
-            this._getCameraState(previousRation);
+            this._getCameraState(previousRatio);
           }
 
           if (this.frame.canvas.width != Math.round(this.frame.canvas.clientWidth * this.pixelRatio)) {
@@ -40929,7 +40966,7 @@ return /******/ (function(modules) { // webpackBootstrap
         // restore the state of any bound functions or events, remove control nodes, restore physics
         this._clean();
 
-        // reset global letiables
+        // reset global variables
         this.manipulationDOM = {};
 
         // if the gui is enabled, draw all elements.
diff --git a/dist/vis.min.css b/dist/vis.min.css
index 4c4f34be..31fc7f7a 100644
--- a/dist/vis.min.css
+++ b/dist/vis.min.css
@@ -1 +1 @@
-.vis-background,.vis-labelset,.vis-timeline{overflow:hidden}.vis .overlay{position:absolute;top:0;left:0;width:100%;height:100%;z-index:10}.vis-active{box-shadow:0 0 10px #86d5f8}.vis [class*=span]{min-height:0;width:auto}div.vis-configuration{position:relative;display:block;float:left;font-size:12px}div.vis-configuration-wrapper{display:block;width:700px}div.vis-configuration.vis-config-option-container{display:block;width:495px;background-color:#fff;border:2px solid #f7f8fa;border-radius:4px;margin-top:20px;left:10px;padding-left:5px}div.vis-configuration.vis-config-button{display:block;width:495px;height:25px;vertical-align:middle;line-height:25px;background-color:#f7f8fa;border:2px solid #ceced0;border-radius:4px;margin-top:20px;left:10px;padding-left:5px;cursor:pointer;margin-bottom:30px}div.vis-configuration.vis-config-button.hover{background-color:#4588e6;border:2px solid #214373;color:#fff}div.vis-configuration.vis-config-item{display:block;float:left;width:495px;height:25px;vertical-align:middle;line-height:25px}div.vis-configuration.vis-config-item.vis-config-s2{left:10px;background-color:#f7f8fa;padding-left:5px;border-radius:3px}div.vis-configuration.vis-config-item.vis-config-s3{left:20px;background-color:#e4e9f0;padding-left:5px;border-radius:3px}div.vis-configuration.vis-config-item.vis-config-s4{left:30px;background-color:#cfd8e6;padding-left:5px;border-radius:3px}div.vis-configuration.vis-config-header{font-size:18px;font-weight:700}div.vis-configuration.vis-config-label{width:120px;height:25px;line-height:25px}div.vis-configuration.vis-config-label.vis-config-s3{width:110px}div.vis-configuration.vis-config-label.vis-config-s4{width:100px}div.vis-configuration.vis-config-colorBlock{top:1px;width:30px;height:19px;border:1px solid #444;border-radius:2px;padding:0;margin:0;cursor:pointer}input.vis-configuration.vis-config-checkbox{left:-5px}input.vis-configuration.vis-config-rangeinput{position:relative;top:-5px;width:60px;height:13px;padding:1px;margin:0;pointer-events:none}.vis-panel,.vis-timeline{padding:0;box-sizing:border-box}input.vis-configuration.vis-config-range{-webkit-appearance:none;border:0 solid #fff;background-color:rgba(0,0,0,0);width:300px;height:20px}input.vis-configuration.vis-config-range::-webkit-slider-runnable-track{width:300px;height:5px;background:#dedede;background:-moz-linear-gradient(top,#dedede 0,#c8c8c8 99%);background:-webkit-gradient(linear,left top,left bottom,color-stop(0,#dedede),color-stop(99%,#c8c8c8));background:-webkit-linear-gradient(top,#dedede 0,#c8c8c8 99%);background:-o-linear-gradient(top,#dedede 0,#c8c8c8 99%);background:-ms-linear-gradient(top,#dedede 0,#c8c8c8 99%);background:linear-gradient(to bottom,#dedede 0,#c8c8c8 99%);filter:progid:DXImageTransform.Microsoft.gradient( startColorstr='#dedede', endColorstr='#c8c8c8', GradientType=0 );border:1px solid #999;box-shadow:#aaa 0 0 3px 0;border-radius:3px}input.vis-configuration.vis-config-range::-webkit-slider-thumb{-webkit-appearance:none;border:1px solid #14334b;height:17px;width:17px;border-radius:50%;background:#3876c2;background:-moz-linear-gradient(top,#3876c2 0,#385380 100%);background:-webkit-gradient(linear,left top,left bottom,color-stop(0,#3876c2),color-stop(100%,#385380));background:-webkit-linear-gradient(top,#3876c2 0,#385380 100%);background:-o-linear-gradient(top,#3876c2 0,#385380 100%);background:-ms-linear-gradient(top,#3876c2 0,#385380 100%);background:linear-gradient(to bottom,#3876c2 0,#385380 100%);filter:progid:DXImageTransform.Microsoft.gradient( startColorstr='#3876c2', endColorstr='#385380', GradientType=0 );box-shadow:#111927 0 0 1px 0;margin-top:-7px}input.vis-configuration.vis-config-range:focus{outline:0}input.vis-configuration.vis-config-range:focus::-webkit-slider-runnable-track{background:#9d9d9d;background:-moz-linear-gradient(top,#9d9d9d 0,#c8c8c8 99%);background:-webkit-gradient(linear,left top,left bottom,color-stop(0,#9d9d9d),color-stop(99%,#c8c8c8));background:-webkit-linear-gradient(top,#9d9d9d 0,#c8c8c8 99%);background:-o-linear-gradient(top,#9d9d9d 0,#c8c8c8 99%);background:-ms-linear-gradient(top,#9d9d9d 0,#c8c8c8 99%);background:linear-gradient(to bottom,#9d9d9d 0,#c8c8c8 99%);filter:progid:DXImageTransform.Microsoft.gradient( startColorstr='#9d9d9d', endColorstr='#c8c8c8', GradientType=0 )}input.vis-configuration.vis-config-range::-moz-range-track{width:300px;height:10px;background:#dedede;background:-moz-linear-gradient(top,#dedede 0,#c8c8c8 99%);background:-webkit-gradient(linear,left top,left bottom,color-stop(0,#dedede),color-stop(99%,#c8c8c8));background:-webkit-linear-gradient(top,#dedede 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";height:0;width:0;position:absolute;pointer-events:none}.vis-configuration-popup:after{border-color:rgba(136,183,213,0);border-left-color:rgba(57,76,89,.85);border-width:8px;margin-top:-8px}.vis-configuration-popup:before{border-color:rgba(194,225,245,0);border-left-color:#f2faff;border-width:12px;margin-top:-12px}.vis-timeline{position:relative;border:1px solid #bfbfbf;margin:0}.vis-panel{position:absolute;margin:0}.vis-panel.vis-bottom,.vis-panel.vis-center,.vis-panel.vis-left,.vis-panel.vis-right,.vis-panel.vis-top{border:1px #bfbfbf}.vis-panel.vis-center,.vis-panel.vis-left,.vis-panel.vis-right{border-top-style:solid;border-bottom-style:solid;overflow:hidden}.vis-panel.vis-bottom,.vis-panel.vis-center,.vis-panel.vis-top{border-left-style:solid;border-right-style:solid}.vis-panel>.vis-content{position:relative}.vis-panel .vis-shadow{position:absolute;width:100%;height:1px;box-shadow:0 0 10px rgba(0,0,0,.8)}.vis-itemset,.vis-labelset,.vis-labelset 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.vis-text{position:absolute;color:#4d4d4d;padding:3px;overflow:hidden;box-sizing:border-box;white-space:nowrap}.vis-time-axis .vis-text.vis-measure{position:absolute;padding-left:0;padding-right:0;margin-left:0;margin-right:0;visibility:hidden}.vis-time-axis .vis-grid.vis-vertical{position:absolute;border-left:1px solid}.vis-time-axis .vis-grid.vis-minor{border-color:#e5e5e5}.vis-time-axis .vis-grid.vis-major{border-color:#bfbfbf}.vis-current-time{background-color:#FF7F6E;width:2px;z-index:1}.vis-custom-time{background-color:#6E94FF;width:2px;cursor:move;z-index:1}div.vis-network div.vis-close,div.vis-network div.vis-edit-mode div.vis-button,div.vis-network div.vis-manipulation div.vis-button{cursor:pointer;-webkit-user-select:none;-moz-user-select:none;-ms-user-select:none;-webkit-touch-callout:none;-khtml-user-select:none}.vis-panel.vis-background.vis-horizontal .vis-grid.vis-horizontal{position:absolute;width:100%;height:0;border-bottom:1px solid}.vis-panel.vis-background.vis-horizontal .vis-grid.vis-minor{border-color:#e5e5e5}.vis-panel.vis-background.vis-horizontal .vis-grid.vis-major{border-color:#bfbfbf}.vis-data-axis .vis-y-axis.vis-major{width:100%;position:absolute;color:#4d4d4d;white-space:nowrap}.vis-data-axis .vis-y-axis.vis-major.vis-measure{padding:0;margin:0;border:0;visibility:hidden;width:auto}.vis-data-axis .vis-y-axis.vis-minor{position:absolute;width:100%;color:#bebebe;white-space:nowrap}.vis-data-axis .vis-y-axis.vis-minor.vis-measure{padding:0;margin:0;border:0;visibility:hidden;width:auto}.vis-data-axis .vis-y-axis.vis-title{position:absolute;color:#4d4d4d;white-space:nowrap;bottom:20px;text-align:center}.vis-data-axis .vis-y-axis.vis-title.vis-measure{padding:0;margin:0;visibility:hidden;width:auto}.vis-data-axis .vis-y-axis.vis-title.vis-left{bottom:0;-webkit-transform-origin:left top;-moz-transform-origin:left top;-ms-transform-origin:left top;-o-transform-origin:left top;transform-origin:left bottom;-webkit-transform:rotate(-90deg);-moz-transform:rotate(-90deg);-ms-transform:rotate(-90deg);-o-transform:rotate(-90deg);transform:rotate(-90deg)}.vis-data-axis .vis-y-axis.vis-title.vis-right{bottom:0;-webkit-transform-origin:right bottom;-moz-transform-origin:right bottom;-ms-transform-origin:right bottom;-o-transform-origin:right bottom;transform-origin:right bottom;-webkit-transform:rotate(90deg);-moz-transform:rotate(90deg);-ms-transform:rotate(90deg);-o-transform:rotate(90deg);transform:rotate(90deg)}.vis-legend{background-color:rgba(247,252,255,.65);padding:5px;border:1px solid #b3b3b3;box-shadow:2px 2px 10px rgba(154,154,154,.55)}.vis-legend-text{white-space:nowrap;display:inline-block}.vis-graph-group0{fill:#4f81bd;fill-opacity:0;stroke-width:2px;stroke:#4f81bd}.vis-graph-group1{fill:#f79646;fill-opacity:0;stroke-width:2px;stroke:#f79646}.vis-graph-group2{fill:#8c51cf;fill-opacity:0;stroke-width:2px;stroke:#8c51cf}.vis-graph-group3{fill:#75c841;fill-opacity:0;stroke-width:2px;stroke:#75c841}.vis-graph-group4{fill:#ff0100;fill-opacity:0;stroke-width:2px;stroke:#ff0100}.vis-graph-group5{fill:#37d8e6;fill-opacity:0;stroke-width:2px;stroke:#37d8e6}.vis-graph-group6{fill:#042662;fill-opacity:0;stroke-width:2px;stroke:#042662}.vis-graph-group7{fill:#00ff26;fill-opacity:0;stroke-width:2px;stroke:#00ff26}.vis-graph-group8{fill:#f0f;fill-opacity:0;stroke-width:2px;stroke:#f0f}.vis-graph-group9{fill:#8f3938;fill-opacity:0;stroke-width:2px;stroke:#8f3938}.vis-timeline .vis-fill{fill-opacity:.1;stroke:none}.vis-timeline .vis-bar{fill-opacity:.5;stroke-width:1px}.vis-timeline .vis-point{stroke-width:2px;fill-opacity:1}.vis-timeline .vis-legend-background{stroke-width:1px;fill-opacity:.9;fill:#fff;stroke:#c2c2c2}.vis-timeline .vis-outline{stroke-width:1px;fill-opacity:1;fill:#fff;stroke:#e5e5e5}.vis-timeline .vis-icon-fill{fill-opacity:.3;stroke:none}div.vis-network div.vis-manipulation{border-width:0;border-bottom:1px;border-style:solid;border-color:#d6d9d8;background:#fff;background:-moz-linear-gradient(top,#fff 0,#fcfcfc 48%,#fafafa 50%,#fcfcfc 100%);background:-webkit-gradient(linear,left top,left bottom,color-stop(0,#fff),color-stop(48%,#fcfcfc),color-stop(50%,#fafafa),color-stop(100%,#fcfcfc));background:-webkit-linear-gradient(top,#fff 0,#fcfcfc 48%,#fafafa 50%,#fcfcfc 100%);background:-o-linear-gradient(top,#fff 0,#fcfcfc 48%,#fafafa 50%,#fcfcfc 100%);background:-ms-linear-gradient(top,#fff 0,#fcfcfc 48%,#fafafa 50%,#fcfcfc 100%);background:linear-gradient(to bottom,#fff 0,#fcfcfc 48%,#fafafa 50%,#fcfcfc 100%);filter:progid:DXImageTransform.Microsoft.gradient( startColorstr='#ffffff', endColorstr='#fcfcfc', GradientType=0 );padding-top:4px;position:absolute;left:0;top:0;width:100%;height:28px}div.vis-network div.vis-edit-mode{position:absolute;left:0;top:5px;height:30px}div.vis-network div.vis-close{position:absolute;right:0;top:0;width:30px;height:30px;background-position:20px 3px;background-repeat:no-repeat;background-image:url(img/network/cross.png);user-select:none}div.vis-network div.vis-close:hover{opacity:.6}div.vis-network div.vis-edit-mode div.vis-button,div.vis-network div.vis-manipulation div.vis-button{float:left;font-family:verdana;font-size:12px;-moz-border-radius:15px;border-radius:15px;display:inline-block;background-position:0 0;background-repeat:no-repeat;height:24px;margin-left:10px;padding:0 8px;user-select:none}div.vis-network div.vis-manipulation div.vis-button:hover{box-shadow:1px 1px 8px rgba(0,0,0,.2)}div.vis-network div.vis-manipulation div.vis-button:active{box-shadow:1px 1px 8px rgba(0,0,0,.5)}div.vis-network div.vis-manipulation div.vis-button.vis-back{background-image:url(img/network/backIcon.png)}div.vis-network div.vis-manipulation div.vis-button.vis-none:hover{box-shadow:1px 1px 8px transparent;cursor:default}div.vis-network div.vis-manipulation div.vis-button.vis-none:active{box-shadow:1px 1px 8px transparent}div.vis-network div.vis-manipulation div.vis-button.vis-none{padding:0}div.vis-network div.vis-manipulation div.notification{margin:2px;font-weight:700}div.vis-network div.vis-manipulation div.vis-button.vis-add{background-image:url(img/network/addNodeIcon.png)}div.vis-network div.vis-edit-mode div.vis-button.vis-edit,div.vis-network div.vis-manipulation div.vis-button.vis-edit{background-image:url(img/network/editIcon.png)}div.vis-network div.vis-edit-mode div.vis-button.vis-edit.vis-edit-mode{background-color:#fcfcfc;border:1px solid #ccc}div.vis-network div.vis-manipulation div.vis-button.vis-connect{background-image:url(img/network/connectIcon.png)}div.vis-network div.vis-manipulation div.vis-button.vis-delete{background-image:url(img/network/deleteIcon.png)}div.vis-network div.vis-edit-mode div.vis-label,div.vis-network div.vis-manipulation div.vis-label{margin:0 0 0 23px;line-height:25px}div.vis-network div.vis-manipulation div.vis-separator-line{float:left;display:inline-block;width:1px;height:21px;background-color:#bdbdbd;margin:0 7px 0 15px}div.vis-network-tooltip{position:absolute;visibility:hidden;padding:5px;white-space:nowrap;font-family:verdana;font-size:14px;font-color:#000;background-color:#f5f4ed;-moz-border-radius:3px;-webkit-border-radius:3px;border-radius:3px;border:1px solid #808074;box-shadow:3px 3px 10px rgba(0,0,0,.2);pointer-events:none}div.vis-network div.vis-navigation div.vis-button{width:34px;height:34px;-moz-border-radius:17px;border-radius:17px;position:absolute;display:inline-block;background-position:2px 2px;background-repeat:no-repeat;cursor:pointer;-webkit-touch-callout:none;-webkit-user-select:none;-khtml-user-select:none;-moz-user-select:none;-ms-user-select:none;user-select:none}div.vis-network div.vis-navigation div.vis-button:hover{box-shadow:0 0 3px 3px rgba(56,207,21,.3)}div.vis-network div.vis-navigation div.vis-button:active{box-shadow:0 0 1px 3px rgba(56,207,21,.95)}div.vis-network div.vis-navigation div.vis-button.vis-up{background-image:url(img/network/upArrow.png);bottom:50px;left:55px}div.vis-network div.vis-navigation div.vis-button.vis-down{background-image:url(img/network/downArrow.png);bottom:10px;left:55px}div.vis-network div.vis-navigation div.vis-button.vis-left{background-image:url(img/network/leftArrow.png);bottom:10px;left:15px}div.vis-network div.vis-navigation div.vis-button.vis-right{background-image:url(img/network/rightArrow.png);bottom:10px;left:95px}div.vis-network div.vis-navigation div.vis-button.vis-zoomIn{background-image:url(img/network/plus.png);bottom:10px;right:15px}div.vis-network div.vis-navigation div.vis-button.vis-zoomOut{background-image:url(img/network/minus.png);bottom:10px;right:55px}div.vis-network div.vis-navigation div.vis-button.vis-zoomExtends{background-image:url(img/network/zoomExtends.png);bottom:50px;right:15px}div.vis-color-picker{position:absolute;top:0;left:30px;margin-top:-140px;margin-left:30px;width:310px;height:444px;z-index:1;padding:10px;border-radius:15px;background-color:#fff;display:none;box-shadow:rgba(0,0,0,.5) 0 0 10px 0}div.vis-color-picker div.vis-arrow{position:absolute;top:147px;left:5px}div.vis-color-picker div.vis-arrow::after,div.vis-color-picker div.vis-arrow::before{right:100%;top:50%;border:solid transparent;content:" ";height:0;width:0;position:absolute;pointer-events:none}div.vis-color-picker div.vis-arrow:after{border-color:rgba(255,255,255,0);border-right-color:#fff;border-width:30px;margin-top:-30px}div.vis-color-picker div.vis-color{position:absolute;width:289px;height:289px;cursor:pointer}div.vis-color-picker div.vis-brightness{position:absolute;top:313px}div.vis-color-picker div.vis-opacity{position:absolute;top:350px}div.vis-color-picker div.vis-selector{position:absolute;top:137px;left:137px;width:15px;height:15px;border-radius:15px;border:1px solid #fff;background:#4c4c4c;background:-moz-linear-gradient(top,#4c4c4c 0,#595959 12%,#666 25%,#474747 39%,#2c2c2c 50%,#000 51%,#111 60%,#2b2b2b 76%,#1c1c1c 91%,#131313 100%);background:-webkit-gradient(linear,left top,left bottom,color-stop(0,#4c4c4c),color-stop(12%,#595959),color-stop(25%,#666),color-stop(39%,#474747),color-stop(50%,#2c2c2c),color-stop(51%,#000),color-stop(60%,#111),color-stop(76%,#2b2b2b),color-stop(91%,#1c1c1c),color-stop(100%,#131313));background:-webkit-linear-gradient(top,#4c4c4c 0,#595959 12%,#666 25%,#474747 39%,#2c2c2c 50%,#000 51%,#111 60%,#2b2b2b 76%,#1c1c1c 91%,#131313 100%);background:-o-linear-gradient(top,#4c4c4c 0,#595959 12%,#666 25%,#474747 39%,#2c2c2c 50%,#000 51%,#111 60%,#2b2b2b 76%,#1c1c1c 91%,#131313 100%);background:-ms-linear-gradient(top,#4c4c4c 0,#595959 12%,#666 25%,#474747 39%,#2c2c2c 50%,#000 51%,#111 60%,#2b2b2b 76%,#1c1c1c 91%,#131313 100%);background:linear-gradient(to bottom,#4c4c4c 0,#595959 12%,#666 25%,#474747 39%,#2c2c2c 50%,#000 51%,#111 60%,#2b2b2b 76%,#1c1c1c 91%,#131313 100%);filter:progid:DXImageTransform.Microsoft.gradient( startColorstr='#4c4c4c', endColorstr='#131313', GradientType=0 )}div.vis-color-picker div.vis-initial-color,div.vis-color-picker div.vis-new-color{width:140px;height:20px;top:380px;font-size:10px;color:rgba(0,0,0,.4);line-height:20px;position:absolute;vertical-align:middle}div.vis-color-picker div.vis-new-color{border:1px solid rgba(0,0,0,.1);border-radius:5px;left:159px;text-align:right;padding-right:2px}div.vis-color-picker div.vis-initial-color{border:1px solid rgba(0,0,0,.1);border-radius:5px;left:10px;text-align:left;padding-left:2px}div.vis-color-picker div.vis-label{position:absolute;width:300px;left:10px}div.vis-color-picker div.vis-label.vis-brightness{top:300px}div.vis-color-picker div.vis-label.vis-opacity{top:338px}div.vis-color-picker div.vis-button{position:absolute;width:68px;height:25px;border-radius:10px;vertical-align:middle;text-align:center;line-height:25px;top:410px;border:2px solid #d9d9d9;background-color:#f7f7f7;cursor:pointer}div.vis-color-picker div.vis-button.vis-cancel{left:5px}div.vis-color-picker div.vis-button.vis-load{left:82px}div.vis-color-picker div.vis-button.vis-apply{left:159px}div.vis-color-picker div.vis-button.vis-save{left:236px}div.vis-color-picker input.vis-range{width:290px;height:20px}
\ No newline at end of file
diff --git a/lib/network/modules/Canvas.js b/lib/network/modules/Canvas.js
index 74e33a72..9abe1f5d 100644
--- a/lib/network/modules/Canvas.js
+++ b/lib/network/modules/Canvas.js
@@ -105,8 +105,21 @@ class Canvas {
       this.pixelRatio !== 0 &&
       this.cameraState.previousWidth > 0) {
 
-      this.body.view.scale = this.cameraState.scale * Math.min((this.frame.canvas.width / this.pixelRatio) / this.cameraState.previousWidth,(this.frame.canvas.height / this.pixelRatio) / this.cameraState.previousHeight);
+      let widthRatio = (this.frame.canvas.width / this.pixelRatio) / this.cameraState.previousWidth;
+      let heightRatio = (this.frame.canvas.height / this.pixelRatio) / this.cameraState.previousHeight;
+      let newScale = this.cameraState.scale;
 
+      if (widthRatio != 1 && heightRatio != 1) {
+        newScale = this.cameraState.scale * 0.5 * (widthRatio + heightRatio);
+      }
+      else if (widthRatio != 1) {
+        newScale = this.cameraState.scale * widthRatio;
+      }
+      else if (heightRatio != 1) {
+        newScale = this.cameraState.scale * heightRatio;
+      }
+
+      this.body.view.scale = newScale;
       // this comes from the view module.
       var currentViewCenter = this.DOMtoCanvas({
         x: 0.5 * this.frame.canvas.clientWidth,
@@ -241,9 +254,9 @@ class Canvas {
     let oldWidth = this.frame.canvas.width;
     let oldHeight = this.frame.canvas.height;
 
-    // update the pixelratio
+    // update the pixel ratio
     let ctx = this.frame.canvas.getContext("2d");
-    let previousRation = this.pixelRatio; // we cache this because the camera state storage needs the old value
+    let previousRatio = this.pixelRatio; // we cache this because the camera state storage needs the old value
     this.pixelRatio = (window.devicePixelRatio || 1) / (ctx.webkitBackingStorePixelRatio ||
       ctx.mozBackingStorePixelRatio ||
       ctx.msBackingStorePixelRatio ||
@@ -251,7 +264,7 @@ class Canvas {
       ctx.backingStorePixelRatio || 1);
 
     if (width != this.options.width || height != this.options.height || this.frame.style.width != width || this.frame.style.height != height) {
-      this._getCameraState(previousRation);
+      this._getCameraState(previousRatio);
 
       this.frame.style.width = width;
       this.frame.style.height = height;
@@ -273,7 +286,7 @@ class Canvas {
 
       // store the camera if there is a change in size.
       if (this.frame.canvas.width != Math.round(this.frame.canvas.clientWidth * this.pixelRatio) || this.frame.canvas.height != Math.round(this.frame.canvas.clientHeight * this.pixelRatio)) {
-        this._getCameraState(previousRation);
+        this._getCameraState(previousRatio);
       }
 
       if (this.frame.canvas.width != Math.round(this.frame.canvas.clientWidth * this.pixelRatio)) {
diff --git a/lib/network/modules/ManipulationSystem.js b/lib/network/modules/ManipulationSystem.js
index 00f15e68..558da3bc 100644
--- a/lib/network/modules/ManipulationSystem.js
+++ b/lib/network/modules/ManipulationSystem.js
@@ -110,6 +110,7 @@ class ManipulationSystem {
     }
   }
 
+
   enableEditMode() {
     this.editMode = true;
 
@@ -143,7 +144,7 @@ class ManipulationSystem {
     // restore the state of any bound functions or events, remove control nodes, restore physics
     this._clean();
 
-    // reset global letiables
+    // reset global variables
     this.manipulationDOM = {};
 
     // if the gui is enabled, draw all elements.
diff --git a/lib/shared/ColorPicker.js b/lib/shared/ColorPicker.js
index f6ac4d7c..7c54b93d 100644
--- a/lib/shared/ColorPicker.js
+++ b/lib/shared/ColorPicker.js
@@ -16,6 +16,7 @@ class ColorPicker {
 
     // bound by
     this.updateCallback = () => {};
+    this.closeCallback = () => {};
 
     // create all DOM elements
     this._create();
@@ -42,12 +43,25 @@ class ColorPicker {
    * the callback is executed on apply and save. Bind it to the application
    * @param callback
    */
-  setCallback(callback) {
+  setUpdateCallback(callback) {
     if (typeof callback === 'function') {
       this.updateCallback = callback;
     }
     else {
-      throw new Error("Function attempted to set as colorPicker callback is not a function.");
+      throw new Error("Function attempted to set as colorPicker update callback is not a function.");
+    }
+  }
+
+  /**
+   * the callback is executed on apply and save. Bind it to the application
+   * @param callback
+   */
+  setCloseCallback(callback) {
+    if (typeof callback === 'function') {
+      this.closeCallback = callback;
+    }
+    else {
+      throw new Error("Function attempted to set as colorPicker closing callback is not a function.");
     }
   }
 
@@ -123,6 +137,11 @@ class ColorPicker {
    * The hue circle is constructed once and stored.
    */
   show() {
+    if (this.closeCallback !== undefined) {
+      this.closeCallback();
+      this.closeCallback = undefined;
+    }
+
     this.applied = false;
     this.frame.style.display = 'block';
     this._generateHueCircle();
@@ -147,6 +166,12 @@ class ColorPicker {
     }
 
     this.frame.style.display = 'none';
+
+    // call the closing callback, restoring the onclick method.
+    if (this.closeCallback !== undefined) {
+      this.closeCallback();
+      this.closeCallback = undefined;
+    }
   }
 
 
@@ -240,7 +265,7 @@ class ColorPicker {
 
 
   /**
-   * update the colorpicker. A black circle overlays the hue circle to mimic the brightness decreasing.
+   * update the color picker. A black circle overlays the hue circle to mimic the brightness decreasing.
    * @param rgba
    * @private
    */
diff --git a/lib/shared/Configurator.js b/lib/shared/Configurator.js
index 5398654e..6890d6c1 100644
--- a/lib/shared/Configurator.js
+++ b/lib/shared/Configurator.js
@@ -140,7 +140,7 @@ class Configurator {
           // a header for the category
           this._makeHeader(option);
 
-          // get the suboptions
+          // get the sub options
           this._handleObject(this.configureOptions[option], [option]);
         }
         counter++;
@@ -530,14 +530,25 @@ class Configurator {
    * @private
    */
   _showColorPicker(value, div, path) {
+    // clear the callback from this div
+    div.onclick = function() {};
+
     this.colorPicker.insertTo(div);
     this.colorPicker.show();
+
     this.colorPicker.setColor(value);
-    this.colorPicker.setCallback((color) => {
+    this.colorPicker.setUpdateCallback((color) => {
       let colorString = 'rgba(' + color.r + ',' + color.g + ',' + color.b + ',' + color.a + ')';
       div.style.backgroundColor = colorString;
       this._update(colorString,path);
-    })
+    });
+
+    // on close of the colorpicker, restore the callback.
+    this.colorPicker.setCloseCallback(() => {
+      div.onclick = () => {
+        this._showColorPicker(value,div,path);
+      };
+    });
   }