diff --git a/.github/FUNDING.yml b/.github/FUNDING.yml
new file mode 100644
index 0000000..b056bd5
--- /dev/null
+++ b/.github/FUNDING.yml
@@ -0,0 +1,12 @@
+# These are supported funding model platforms
+
+github: # Replace with up to 4 GitHub Sponsors-enabled usernames e.g., [user1, user2]
+patreon: # Replace with a single Patreon username
+open_collective: # Replace with a single Open Collective username
+ko_fi: # Replace with a single Ko-fi username
+tidelift: # Replace with a single Tidelift platform-name/package-name e.g., npm/babel
+community_bridge: # Replace with a single Community Bridge project-name e.g., cloud-foundry
+liberapay: # Replace with a single Liberapay username
+issuehunt: # Replace with a single IssueHunt username
+otechie: # Replace with a single Otechie username
+custom: ['https://www.paypal.com/donate?hosted_button_id=N8V9R8JFH2SE2']
diff --git a/package.json b/package.json
index c131c87..84b34b6 100644
--- a/package.json
+++ b/package.json
@@ -1,7 +1,7 @@
 {
 	"name": "online-3d-viewer",
 	"description": "Online 3D Viewer",
-	"version": "0.7.6",
+	"version": "0.7.7",
 	"repository": "github:kovacsv/Online3DViewer",
 	"license": "MIT",
 	"devDependencies": {
diff --git a/source/export/exporterbase.js b/source/export/exporterbase.js
index b35c7ab..27d3d34 100644
--- a/source/export/exporterbase.js
+++ b/source/export/exporterbase.js
@@ -3,7 +3,6 @@ OV.ExportedFile = class
 	constructor (name)
 	{
 		this.name = name;
-		this.url = null;
 		this.content = null;
 	}
 
@@ -17,16 +16,6 @@ OV.ExportedFile = class
 		this.name = name;
 	}
 
-	GetUrl ()
-	{
-		return this.url;
-	}
-
-	SetUrl (url)
-	{
-		this.url = url;
-	}	
-
 	GetContent ()
 	{
 		return this.content;
diff --git a/source/export/exportergltf.js b/source/export/exportergltf.js
index 238ce7c..b931487 100644
--- a/source/export/exportergltf.js
+++ b/source/export/exportergltf.js
@@ -50,7 +50,7 @@ OV.ExporterGltf = class extends OV.ExporterBase
             let textureIndex = fileNameToIndex[fileName];
             if (textureIndex === undefined) {
                 let textureFile = new OV.ExportedFile (fileName);
-                textureFile.SetUrl (texture.url);
+                textureFile.SetContent (texture.buffer);
                 files.push (textureFile);
 
                 textureIndex = mainJson.textures.length;
@@ -244,19 +244,10 @@ OV.ExporterGltf = class extends OV.ExporterBase
             }
         }
 
-        function AddBufferView (mainJson, offset, length)
-        {
-            mainJson.bufferViews.push ({
-                buffer : 0,
-                byteOffset : offset,
-                byteLength : length,
-            });
-            return offset + length;
-        }
-
         let mainJson = {
             asset : {
-                version : '2.0'
+                version : '2.0',
+                generator : 'https://3dviewer.net'
             },
             scene : 0,
             scenes : [
diff --git a/source/export/exporterobj.js b/source/export/exporterobj.js
index 98b65f0..51bea6d 100644
--- a/source/export/exporterobj.js
+++ b/source/export/exporterobj.js
@@ -25,7 +25,7 @@ OV.ExporterObj = class extends OV.ExporterBase
 			});
 			if (fileIndex === -1) {
 				let textureFile = new OV.ExportedFile (fileName);
-				textureFile.SetUrl (texture.url);
+				textureFile.SetContent (texture.buffer);
 				files.push (textureFile);
 			}
 		}
@@ -37,6 +37,7 @@ OV.ExporterObj = class extends OV.ExporterBase
 		files.push (objFile);
 
 		let mtlWriter = new OV.TextWriter ();
+		mtlWriter.WriteLine (this.GetHeaderText ());
 		for (let materialIndex = 0; materialIndex < model.MaterialCount (); materialIndex++) {
 			let material = model.GetMaterial (materialIndex);
 			mtlWriter.WriteArrayLine (['newmtl', this.GetExportedMaterialName (material.name)]);
@@ -52,6 +53,7 @@ OV.ExporterObj = class extends OV.ExporterBase
 		mtlFile.SetContent (mtlWriter.GetText ());
 
 		let objWriter = new OV.TextWriter ();
+		objWriter.WriteLine (this.GetHeaderText ());
 		objWriter.WriteArrayLine (['mtllib', mtlFile.GetName ()]);
 		let vertexOffset = 0;
 		let normalOffset = 0;
@@ -105,4 +107,9 @@ OV.ExporterObj = class extends OV.ExporterBase
 
 		objFile.SetContent (objWriter.GetText ());        
 	}
+
+	GetHeaderText ()
+	{
+		return '# exported by https://3dviewer.net';
+	}	
 };
diff --git a/source/external/three.model.loader.js b/source/external/three.model.loader.js
index 6e7a0d2..62154d4 100644
--- a/source/external/three.model.loader.js
+++ b/source/external/three.model.loader.js
@@ -12,12 +12,7 @@ OV.ThreeModelLoader = class
         this.callbacks = callbacks;
     }
 
-	SetDefaultColor (defaultColor)
-	{
-		this.importer.SetDefaultColor (defaultColor);
-	}
-
-	LoadFromUrlList (urls)
+	LoadFromUrlList (urls, settings)
 	{
 		if (this.inProgress) {
 			return;
@@ -27,11 +22,11 @@ OV.ThreeModelLoader = class
 		this.inProgress = true;
         this.callbacks.onLoadStart ();
 		this.importer.LoadFilesFromUrls (urls, function () {
-			obj.OnFilesLoaded ();
+			obj.OnFilesLoaded (settings);
 		});
 	}
 	
-	LoadFromFileList (files)
+	LoadFromFileList (files, settings)
 	{
 		if (this.inProgress) {
 			return;
@@ -41,11 +36,11 @@ OV.ThreeModelLoader = class
 		this.inProgress = true;
         this.callbacks.onLoadStart ();
 		this.importer.LoadFilesFromFileObjects (files, function () {
-			obj.OnFilesLoaded ();
+			obj.OnFilesLoaded (settings);
 		});
 	}
 
-	ReloadFiles ()
+	ReloadFiles (settings)
 	{
 		if (this.inProgress) {
 			return;
@@ -53,15 +48,15 @@ OV.ThreeModelLoader = class
 
 		this.inProgress = true;
         this.callbacks.onLoadStart ();
-		this.OnFilesLoaded ();		
+		this.OnFilesLoaded (settings);		
 	}
     
-	OnFilesLoaded ()
+	OnFilesLoaded (settings)
 	{
 		let obj = this;
 		this.callbacks.onImportStart ();
 		OV.RunTaskAsync (function () {
-			obj.importer.Import ({
+			obj.importer.Import (settings, {
 				success : function (importResult) {
 					obj.OnModelImported (importResult);
 				},
diff --git a/source/import/importer.js b/source/import/importer.js
index 4575172..7883d1e 100644
--- a/source/import/importer.js
+++ b/source/import/importer.js
@@ -179,6 +179,14 @@ OV.FileList = class
 	}
 };
 
+OV.ImportSettings = class
+{
+	constructor ()
+	{
+		this.defaultColor = new OV.Color (200, 200, 200);
+	}
+};
+
 OV.ImportErrorCode =
 {
 	NoImportableFile : 1,
@@ -207,7 +215,7 @@ OV.ImportResult = class
 	}
 };
 
-OV.ImporterBuffers = class
+OV.ImportBuffers = class
 {
     constructor (getBufferCallback)
     {
@@ -260,7 +268,6 @@ OV.Importer = class
 			new OV.ImporterGltf ()
 		];
 		this.fileList = new OV.FileList (this.importers);
-		this.defaultColor = new OV.Color (200, 200, 200);
 		this.model = null;
 		this.usedFiles = [];
 		this.missingFiles = [];
@@ -276,12 +283,7 @@ OV.Importer = class
 		this.LoadFiles (fileList, OV.FileSource.File, onReady);
 	}
 
-	SetDefaultColor (defaultColor)
-	{
-		this.defaultColor = defaultColor;
-	}
-
-	Import (callbacks)
+	Import (settings, callbacks)
 	{
 		let mainFile = this.fileList.GetMainFile ();
 		if (mainFile === null || mainFile.file === null || mainFile.file.content === null) {
@@ -300,7 +302,7 @@ OV.Importer = class
 
 		let obj = this;
 		let importer = mainFile.importer;
-		let buffers = new OV.ImporterBuffers (function (fileName) {
+		let buffers = new OV.ImportBuffers (function (fileName) {
 			let fileBuffer = null;
 			let file = obj.fileList.FindFileByPath (fileName);
 			if (file === null || file.content === null) {
@@ -316,7 +318,7 @@ OV.Importer = class
 		importer.Import (mainFile.file.content, mainFile.file.extension, {
 			getDefaultMaterial : function () {
 				let material = new OV.Material ();
-				material.diffuse = obj.defaultColor;
+				material.diffuse = settings.defaultColor;
 				return material;
 			},
 			getFileBuffer : function (filePath) {
diff --git a/source/model/modelentities.js b/source/model/modelentities.js
index 958c754..69cc7ba 100644
--- a/source/model/modelentities.js
+++ b/source/model/modelentities.js
@@ -25,23 +25,6 @@ OV.Color = class
         this.b = b; // 0 .. 255
     }
 
-    ToHexString ()
-    {
-        function IntegerToHex (intVal)
-        {
-            let result = parseInt (intVal, 10).toString (16);
-            while (result.length < 2) {
-                result = '0' + result;
-            }
-            return result;
-        }
-
-        let r = IntegerToHex (this.r);
-        let g = IntegerToHex (this.g);
-        let b = IntegerToHex (this.b);
-        return r + g + b;
-    }
-
     Clone ()
     {
         return new OV.Color (this.r, this.g, this.b);
@@ -253,3 +236,37 @@ OV.Triangle = class
         return cloned;
     }
 };
+
+OV.ColorToHexString = function (color)
+{
+    function IntegerToHex (intVal)
+    {
+        let result = parseInt (intVal, 10).toString (16);
+        while (result.length < 2) {
+            result = '0' + result;
+        }
+        return result;
+    }
+
+    let r = IntegerToHex (color.r);
+    let g = IntegerToHex (color.g);
+    let b = IntegerToHex (color.b);
+    return r + g + b;
+};
+
+OV.HexStringToColor = function (hexString)
+{
+    if (hexString.length !== 6) {
+        return null;
+    }
+
+    let r = parseInt (hexString.substr (0, 2), 16);
+    let g = parseInt (hexString.substr (2, 2), 16);
+    let b = parseInt (hexString.substr (4, 2), 16);
+    return new OV.Color (r, g, b);
+};
+
+OV.ColorIsEqual = function (a, b)
+{
+	return a.r === b.r && a.g === b.g && a.b === b.b;
+};
diff --git a/source/parameters/parameterlist.js b/source/parameters/parameterlist.js
index 285feaf..6f4695d 100644
--- a/source/parameters/parameterlist.js
+++ b/source/parameters/parameterlist.js
@@ -1,5 +1,15 @@
 OV.ParameterConverter =
 {
+    IntegerToString (integer)
+    {
+        return integer.toString ();
+    },
+
+    StringToInteger (str)
+    {
+        return parseInt (str, 10);
+    },
+
     NumberToString (number)
     {
         let precision = 5;
@@ -11,6 +21,22 @@ OV.ParameterConverter =
         return parseFloat (str);
     },
 
+    ModelUrlsToString : function (urls)
+    {
+        if (urls === null) {
+            return null;
+        }
+        return urls.join (',');
+    },
+
+    StringToModelUrls : function (str)
+    {
+        if (str === null || str.length === 0) {
+            return null;
+        }
+        return str.split (',');
+    },
+
     CameraToString : function (camera)
     {
         if (camera === null) {
@@ -24,12 +50,12 @@ OV.ParameterConverter =
         return cameraParameters;
     },
 
-    StringToCamera : function (urlParam)
+    StringToCamera : function (str)
     {
-        if (urlParam === null || urlParam.length === 0) {
+        if (str === null || str.length === 0) {
             return null;
         }
-        let paramParts = urlParam.split (',');
+        let paramParts = str.split (',');
         if (paramParts.length !== 9) {
             return null;
         }
@@ -41,20 +67,34 @@ OV.ParameterConverter =
         return camera;
     },
 
-    ModelUrlsToString : function (urls)
+    ColorToString : function (color)
     {
-        if (urls === null) {
+        if (color === null) {
             return null;
         }
-        return urls.join (',');
+        let colorParameters = [
+            this.IntegerToString (color.r),
+            this.IntegerToString (color.g),
+            this.IntegerToString (color.b)
+        ].join (',');
+        return colorParameters;
     },
 
-    StringToModelUrls : function (urlParam)
+    StringToColor : function (str)
     {
-        if (urlParam === null || urlParam.length === 0) {
+        if (str === null || str.length === 0) {
             return null;
         }
-        return urlParam.split (',');
+        let paramParts = str.split (',');
+        if (paramParts.length !== 3) {
+            return null;
+        }
+        let color = new OV.Color (
+            this.StringToInteger (paramParts[0]),
+            this.StringToInteger (paramParts[1]),
+            this.StringToInteger (paramParts[2])
+        );
+        return color;
     }
 };
 
@@ -63,7 +103,7 @@ OV.ParameterListBuilder = class
     constructor (separator)
     {
         this.separator = separator;
-        this.urlParams = '';
+        this.paramList = '';
     }
 
     AddModelUrls (urls)
@@ -78,36 +118,42 @@ OV.ParameterListBuilder = class
         return this;
     }
 
+    AddColor (color)
+    {
+        this.AddUrlPart ('color', OV.ParameterConverter.ColorToString (color));
+        return this;
+    }    
+
     AddUrlPart (keyword, urlPart)
     {
         if (keyword === null || urlPart === null) {
             return;
         }
-        if (this.urlParams.length > 0) {
-            this.urlParams += this.separator;
+        if (this.paramList.length > 0) {
+            this.paramList += this.separator;
         }
-        this.urlParams += keyword + '=' + urlPart;
+        this.paramList += keyword + '=' + urlPart;
     }
 
-    GetUrlParams ()
+    GetParameterList ()
     {
-        return this.urlParams;
+        return this.paramList;
     } 
 };
 
 OV.ParameterListParser = class
 {
-    constructor (urlParams, separator)
+    constructor (paramList, separator)
     {
         this.separator = separator;
-        this.urlParams = urlParams;
+        this.paramList = paramList;
     }
 
     GetModelUrls ()
     {
         // detect legacy links
-        if (this.urlParams.indexOf ('=') === -1) {
-            return this.urlParams.split (',');
+        if (this.paramList.indexOf ('=') === -1) {
+            return this.paramList.split (',');
         }
 
         let keywordParams = this.GetKeywordParams ('model');
@@ -119,14 +165,20 @@ OV.ParameterListParser = class
         let keywordParams = this.GetKeywordParams ('camera');
         return OV.ParameterConverter.StringToCamera (keywordParams);
     }
+
+    GetColor ()
+    {
+        let colorParams = this.GetKeywordParams ('color');
+        return OV.ParameterConverter.StringToColor (colorParams);
+    }
     
     GetKeywordParams (keyword)
     {
-        if (this.urlParams === null || this.urlParams.length === 0) {
+        if (this.paramList === null || this.paramList.length === 0) {
             return null;
         }
         let keywordToken = keyword + '=';
-        let urlParts = this.urlParams.split (this.separator);
+        let urlParts = this.paramList.split (this.separator);
         for (let i = 0; i < urlParts.length; i++) {
             let urlPart = urlParts[i];
             if (urlPart.startsWith (keywordToken)) {
@@ -147,10 +199,9 @@ OV.CreateUrlParser = function (urlParams)
     return new OV.ParameterListParser (urlParams, '$');
 };
 
-OV.CreateUrlParameters = function (urls, camera)
+OV.CreateModelUrlParameters = function (urls)
 {
     let builder = OV.CreateUrlBuilder ();
     builder.AddModelUrls (urls);
-    builder.AddCamera (camera);
-    return builder.GetUrlParams ();
+    return builder.GetParameterList ();
 };
diff --git a/source/viewer/domviewer.js b/source/viewer/domviewer.js
index 32c60ee..1f3f88d 100644
--- a/source/viewer/domviewer.js
+++ b/source/viewer/domviewer.js
@@ -1,19 +1,5 @@
 OV.Init3DViewerElements = function ()
 {
-    function SetCamera (element, viewer, importResult)
-    {
-        let camera = null;
-        let cameraParams = element.getAttribute ('camera');
-        if (cameraParams) {
-            camera = OV.ParameterConverter.StringToCamera (cameraParams);
-        }
-        if (camera !== null) {
-            viewer.SetCamera (camera);
-        } else {
-            viewer.SetUpVector (importResult.upVector, false);
-        }
-    }
-
     function LoadElement (element)
     {
         let canvas = document.createElement ('canvas');
@@ -50,7 +36,16 @@ OV.Init3DViewerElements = function ()
                     return true;
                 });
                 viewer.AdjustClippingPlanes (boundingSphere);
-                SetCamera (element, viewer, importResult);
+                let camera = null;
+                let cameraParams = element.getAttribute ('camera');
+                if (cameraParams) {
+                    camera = OV.ParameterConverter.StringToCamera (cameraParams);
+                }
+                if (camera !== null) {
+                    viewer.SetCamera (camera);
+                } else {
+                    viewer.SetUpVector (importResult.upVector, false);
+                }
                 viewer.FitToWindow (boundingSphere, false);                                
             },
             onTextureLoaded : function () {
@@ -71,7 +66,16 @@ OV.Init3DViewerElements = function ()
             return;
         }
 
-        loader.LoadFromUrlList (modelUrls);
+        let settings = new OV.ImportSettings ();
+        let colorParams = element.getAttribute ('color');
+        if (colorParams) {
+            let color = OV.ParameterConverter.StringToColor (colorParams);
+            if (color !== null) {
+                settings.defaultColor = color;
+            }
+        }
+
+        loader.LoadFromUrlList (modelUrls, settings);
         return {
             element: element,
             viewer: viewer
diff --git a/source/viewer/viewer.js b/source/viewer/viewer.js
index 6be3c01..e5acfe0 100644
--- a/source/viewer/viewer.js
+++ b/source/viewer/viewer.js
@@ -387,7 +387,7 @@ OV.Viewer = class
             this.ResizeRenderer (width, height);
         }
         this.Render ();
-        let url = this.renderer.domElement.toDataURL();
+        let url = this.renderer.domElement.toDataURL ();
         if (originalSize !== null) {
             this.ResizeRenderer (
                 parseInt (originalSize.x, 10),
diff --git a/test/tests/exporter_test.js b/test/tests/exporter_test.js
index 83f1702..10b4241 100644
--- a/test/tests/exporter_test.js
+++ b/test/tests/exporter_test.js
@@ -12,15 +12,15 @@ function CreateTestModel ()
     material1.diffuseMap = new OV.TextureMap ();
     material1.diffuseMap.name = 'textures/texture1.png';
     material1.diffuseMap.url = 'texture1_url';
-    material1.diffuseMap.buffer = new ArrayBuffer (4);
+    material1.diffuseMap.buffer = new ArrayBuffer (1);
     material1.specularMap = new OV.TextureMap ();
     material1.specularMap.name = 'textures/texture2.png';
     material1.specularMap.url = 'texture2_url';
-    material1.specularMap.buffer = new ArrayBuffer (4);
+    material1.specularMap.buffer = new ArrayBuffer (2);
     material1.bumpMap = new OV.TextureMap ();
     material1.bumpMap.name = 'textures/texture3.png';
     material1.bumpMap.url = 'texture3_url';
-    material1.bumpMap.buffer = new ArrayBuffer (4);
+    material1.bumpMap.buffer = new ArrayBuffer (3);
     model.AddMaterial (material1);
 
     let material2 = new OV.Material ();
@@ -74,6 +74,7 @@ describe ('Exporter', function () {
         assert.strictEqual (mtlFile.GetName (), 'model.mtl');
         assert.strictEqual (mtlFile.GetContent (),
         [
+            '# exported by https://3dviewer.net',
             'newmtl TestMaterial1',
             'Ka 0 0 0',
             'Kd 1 0 0',
@@ -95,6 +96,7 @@ describe ('Exporter', function () {
         assert.strictEqual (objFile.GetName (), 'model.obj');
         assert.strictEqual (objFile.GetContent (),
         [
+            '# exported by https://3dviewer.net',
             'mtllib model.mtl',
             'g TestMesh1',
             'v 0 0 1',
@@ -121,18 +123,15 @@ describe ('Exporter', function () {
 
         let textureFile1 = result[2];
         assert.strictEqual (textureFile1.GetName (), 'texture1.png');
-        assert.strictEqual (textureFile1.GetUrl (), 'texture1_url');
-        assert.strictEqual (textureFile1.GetContent (), null);
+        assert.strictEqual (textureFile1.GetContent ().byteLength, 1);
 
         let textureFile2 = result[3];
         assert.strictEqual (textureFile2.GetName (), 'texture2.png');
-        assert.strictEqual (textureFile2.GetUrl (), 'texture2_url');
-        assert.strictEqual (textureFile2.GetContent (), null);
+        assert.strictEqual (textureFile2.GetContent ().byteLength, 2);
 
         let textureFile3 = result[4];
         assert.strictEqual (textureFile3.GetName (), 'texture3.png');
-        assert.strictEqual (textureFile3.GetUrl (), 'texture3_url');
-        assert.strictEqual (textureFile3.GetContent (), null);
+        assert.strictEqual (textureFile3.GetContent ().byteLength, 3);
     });
 
     it ('Stl Export', function () {
@@ -305,8 +304,7 @@ describe ('Exporter', function () {
         assert.strictEqual (binFile.GetName (), 'model.bin');
   
         assert.strictEqual (textureFile.GetName (), 'texture1.png');
-        assert.strictEqual (textureFile.GetUrl (), 'texture1_url');
-        assert.strictEqual (textureFile.GetContent (), null);
+        assert.strictEqual (textureFile.GetContent ().byteLength, 1);
   
         let contentBuffer = gltfFile.GetContent ();
         let importer = new OV.ImporterGltf ();
diff --git a/test/tests/importer_test.js b/test/tests/importer_test.js
index 2e5b7f8..b7b9cf5 100644
--- a/test/tests/importer_test.js
+++ b/test/tests/importer_test.js
@@ -4,7 +4,8 @@ var path = require ('path');
 function ImportFilesWithImporter (importer, files, callbacks)
 {
     importer.LoadFilesFromFileObjects (files, function () {
-        importer.Import ({
+        let settings = new OV.ImportSettings ();
+        importer.Import (settings, {
             success : function (importResult) {
                 callbacks.success (importer, importResult);
             },
@@ -239,18 +240,21 @@ describe ('Importer Test', function () {
             new FileObject ('stl', 'single_triangle.stl')
         ];
         let theImporter = new OV.Importer ();
-        theImporter.SetDefaultColor (new OV.Color (200, 0, 0));
-        ImportFilesWithImporter (theImporter, files, {
-            success : function (importer, importResult) {
-                assert (!OV.IsModelEmpty (importResult.model));
-                assert.deepStrictEqual (importResult.usedFiles, ['single_triangle.stl']);
-                assert.deepStrictEqual (importResult.missingFiles, []);
-                let material = importResult.model.GetMaterial (0);
-                assert.deepStrictEqual (material.diffuse, new OV.Color (200, 0, 0));
-            },
-            error : function (importer, importError) {
-                assert.fail ();
-            }
+        theImporter.LoadFilesFromFileObjects (files, function () {
+            let settings = new OV.ImportSettings ();
+            settings.defaultColor = new OV.Color (200, 0, 0);
+            theImporter.Import (settings, {
+                success : function (importResult) {
+                    assert (!OV.IsModelEmpty (importResult.model));
+                    assert.deepStrictEqual (importResult.usedFiles, ['single_triangle.stl']);
+                    assert.deepStrictEqual (importResult.missingFiles, []);
+                    let material = importResult.model.GetMaterial (0);
+                    assert.deepStrictEqual (material.diffuse, new OV.Color (200, 0, 0));
+                },
+                error : function (importError) {
+                    assert.fail ();
+                }
+            });
         });
     });    
 });
diff --git a/test/tests/model_test.js b/test/tests/model_test.js
index 52fbbcc..5031851 100644
--- a/test/tests/model_test.js
+++ b/test/tests/model_test.js
@@ -150,3 +150,19 @@ describe ('Model Finalization', function() {
         assert.strictEqual (normal.z, 0.7071067811865475);
     });
 });
+
+describe ('Color Conversion', function() {
+    it ('Color equality check', function () {
+        assert (OV.ColorIsEqual (new OV.Color (10, 20, 30), new OV.Color (10, 20, 30)));
+        assert (!OV.ColorIsEqual (new OV.Color (10, 20, 30), new OV.Color (11, 20, 30)));
+        assert (!OV.ColorIsEqual (new OV.Color (10, 20, 30), new OV.Color (10, 21, 30)));
+        assert (!OV.ColorIsEqual (new OV.Color (10, 20, 30), new OV.Color (10, 20, 31)));
+    });
+
+    it ('Color hex string conversion', function () {
+        let color = new OV.Color (10, 20, 30);
+        let hexString = '0a141e';
+        assert.strictEqual (OV.ColorToHexString (color), hexString);
+        assert.deepStrictEqual (OV.HexStringToColor (hexString), color);
+    });
+});
diff --git a/test/tests/parameterlist_test.js b/test/tests/parameterlist_test.js
index 62fa89c..9515eac 100644
--- a/test/tests/parameterlist_test.js
+++ b/test/tests/parameterlist_test.js
@@ -8,12 +8,15 @@ describe ('Parameter List', function () {
             new OV.Coord3D (0.0, 0.0, 0.0),
             new OV.Coord3D (0.0, 0.0, 1.0)
         );
-        let urlParams1 = OV.CreateUrlBuilder ().AddModelUrls (modelUrls).GetUrlParams ();
-        let urlParams2 = OV.CreateUrlBuilder ().AddCamera (camera).GetUrlParams ();
-        let urlParams3 = OV.CreateUrlBuilder ().AddModelUrls (modelUrls).AddCamera (camera).GetUrlParams ();
+        let color = new OV.Color (1, 2, 3);
+        let urlParams1 = OV.CreateUrlBuilder ().AddModelUrls (modelUrls).GetParameterList ();
+        let urlParams2 = OV.CreateUrlBuilder ().AddCamera (camera).GetParameterList ();
+        let urlParams3 = OV.CreateUrlBuilder ().AddModelUrls (modelUrls).AddCamera (camera).GetParameterList ();
+        let urlParams4 = OV.CreateUrlBuilder ().AddModelUrls (modelUrls).AddCamera (camera).AddColor (color).GetParameterList ();
         assert.strictEqual (urlParams1, 'model=a.txt,b.txt');
         assert.strictEqual (urlParams2, 'camera=1.0000,1.0000,1.0000,0.0000,0.0000,0.0000,0.0000,0.0000,1.0000');
         assert.strictEqual (urlParams3, 'model=a.txt,b.txt$camera=1.0000,1.0000,1.0000,0.0000,0.0000,0.0000,0.0000,0.0000,1.0000');
+        assert.strictEqual (urlParams4, 'model=a.txt,b.txt$camera=1.0000,1.0000,1.0000,0.0000,0.0000,0.0000,0.0000,0.0000,1.0000$color=1,2,3');
     });
 
     it ('Parameter list parser', function () {
@@ -22,22 +25,31 @@ describe ('Parameter List', function () {
             new OV.Coord3D (1.0, 1.0, 1.0),
             new OV.Coord3D (0.0, 0.0, 0.0),
             new OV.Coord3D (0.0, 0.0, 1.0)
-        );        
+        );
+        let color = new OV.Color (1, 2, 3);     
         let urlParamsLegacy = 'a.txt,b.txt';
         let urlParams1 = 'model=a.txt,b.txt';
         let urlParams2 = 'camera=1.0000,1.0000,1.0000,0.0000,0.0000,0.0000,0.0000,0.0000,1.0000';
         let urlParams3 = 'model=a.txt,b.txt$camera=1.0000,1.0000,1.0000,0.0000,0.0000,0.0000,0.0000,0.0000,1.0000';
+        let urlParams4 = 'model=a.txt,b.txt$camera=1.0000,1.0000,1.0000,0.0000,0.0000,0.0000,0.0000,0.0000,1.0000$color=1,2,3';
         let parserLegacy = OV.CreateUrlParser (urlParamsLegacy);
         assert.deepStrictEqual (parserLegacy.GetModelUrls (), modelUrls);
         assert.deepStrictEqual (parserLegacy.GetCamera (), null);
         let parser1 = OV.CreateUrlParser (urlParams1);
         assert.deepStrictEqual (parser1.GetModelUrls (), modelUrls);
         assert.deepStrictEqual (parser1.GetCamera (), null);
+        assert.deepStrictEqual (parser1.GetColor (), null);
         let parser2 = OV.CreateUrlParser (urlParams2);
         assert.deepStrictEqual (parser2.GetModelUrls (), null);
         assert.deepStrictEqual (parser2.GetCamera (), camera);
+        assert.deepStrictEqual (parser2.GetColor (), null);
         let parser3 = OV.CreateUrlParser (urlParams3);
         assert.deepStrictEqual (parser3.GetModelUrls (), modelUrls);
         assert.deepStrictEqual (parser3.GetCamera (), camera);
+        assert.deepStrictEqual (parser3.GetColor (), null);
+        let parser4 = OV.CreateUrlParser (urlParams4);
+        assert.deepStrictEqual (parser4.GetModelUrls (), modelUrls);
+        assert.deepStrictEqual (parser4.GetCamera (), camera);
+        assert.deepStrictEqual (parser4.GetColor (), color);
     });
 });
diff --git a/test/utils/testfiles.js b/test/utils/testfiles.js
index 7c9b6c0..4b87c90 100644
--- a/test/utils/testfiles.js
+++ b/test/utils/testfiles.js
@@ -52,7 +52,7 @@ module.exports =
             content = testUtils.GetArrayBufferFileContent (folder, fileName);
         }
         var extension = OV.GetFileExtension (fileName);
-        let buffers = new OV.ImporterBuffers (function (filePath) {
+        let buffers = new OV.ImportBuffers (function (filePath) {
             let extension = OV.GetFileExtension (filePath);
             let knownFormats = importer.GetKnownFileFormats ();
             let format = OV.FileFormat.Binary;
diff --git a/tools/config.json b/tools/config.json
index 51eac2c..7226b92 100644
--- a/tools/config.json
+++ b/tools/config.json
@@ -54,6 +54,7 @@
 		"website/o3dv/treeview.js",
 		"website/o3dv/modal.js",
 		"website/o3dv/dialogs.js",
+		"website/o3dv/exportdialog.js",
 		"website/o3dv/modeldata.js",
 		"website/o3dv/info.js",
 		"website/o3dv/menu.js",
diff --git a/tools/sandbox/embed_iframe.html b/tools/sandbox/embed_iframe.html
index 33ee9bf..f035251 100644
--- a/tools/sandbox/embed_iframe.html
+++ b/tools/sandbox/embed_iframe.html
@@ -30,6 +30,16 @@
         width=360 height=240
         style="border:1px solid #eeeeee;">
     </iframe>
+    <iframe
+        src="../../website/embed.html#model=../test/testfiles/obj/hundred_cubes.obj"
+        width=360 height=240
+        style="border:1px solid #eeeeee;">
+    </iframe>
+    <iframe
+        src="../../website/embed.html#model=../test/testfiles/obj/hundred_cubes.obj$color=200,0,0"
+        width=360 height=240
+        style="border:1px solid #eeeeee;">
+    </iframe>
     <iframe
         src="../../website/embed.html#model=wrong.3ds"
         width=360 height=240
diff --git a/tools/sandbox/embed_selfhost_multiple.html b/tools/sandbox/embed_selfhost_multiple.html
index 447fa32..c004498 100644
--- a/tools/sandbox/embed_selfhost_multiple.html
+++ b/tools/sandbox/embed_selfhost_multiple.html
@@ -89,6 +89,15 @@
         model="../../test/testfiles/obj/hundred_cubes.obj,../../test/testfiles/obj/hundred_cubes.mtl"
         camera="1,1,1,0,0,0,0,0,1">
     </div>
+    <div class="online_3d_viewer"
+		style="width: 360px; height: 240px;"
+        model="../../test/testfiles/obj/hundred_cubes.obj">
+    </div>
+    <div class="online_3d_viewer"
+		style="width: 360px; height: 240px;"
+        model="../../test/testfiles/obj/hundred_cubes.obj"
+        color="200,0,0">
+    </div>
     <div class="online_3d_viewer"
 		style="width: 360px; height: 240px;"
         model="wrong.3ds">
diff --git a/website/assets/images/toolbar/settings.svg b/website/assets/images/toolbar/settings.svg
new file mode 100644
index 0000000..a0d09e9
--- /dev/null
+++ b/website/assets/images/toolbar/settings.svg
@@ -0,0 +1 @@
+<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 18 18" xml:space="preserve"><path d="m14.5 17.5 3-3m-3-3 3 3m-5.5 3-3-3m3-3-3 3M1.5 3.4v5.7l5 3 5-3V3.4L6.5.5zm5 8.7V6.2m-5-2.8 5 2.8m0 0 5-2.8" fill="none" stroke="#263238" stroke-linecap="round" stroke-linejoin="round" stroke-miterlimit="10"/></svg>
\ No newline at end of file
diff --git a/website/embed.html b/website/embed.html
index 8b6ef56..bb8f35a 100644
--- a/website/embed.html
+++ b/website/embed.html
@@ -68,6 +68,7 @@
 	<script type="text/javascript" src="o3dv/treeview.js"></script>
 	<script type="text/javascript" src="o3dv/modal.js"></script>
 	<script type="text/javascript" src="o3dv/dialogs.js"></script>
+	<script type="text/javascript" src="o3dv/exportdialog.js"></script>
 	<script type="text/javascript" src="o3dv/modeldata.js"></script>
 	<script type="text/javascript" src="o3dv/info.js"></script>
 	<script type="text/javascript" src="o3dv/menu.js"></script>
diff --git a/website/index.html b/website/index.html
index 2808d18..18fbd47 100644
--- a/website/index.html
+++ b/website/index.html
@@ -68,6 +68,7 @@
 	<script type="text/javascript" src="o3dv/treeview.js"></script>
 	<script type="text/javascript" src="o3dv/modal.js"></script>
 	<script type="text/javascript" src="o3dv/dialogs.js"></script>
+	<script type="text/javascript" src="o3dv/exportdialog.js"></script>
 	<script type="text/javascript" src="o3dv/modeldata.js"></script>
 	<script type="text/javascript" src="o3dv/info.js"></script>
 	<script type="text/javascript" src="o3dv/menu.js"></script>
diff --git a/website/o3dv/dialogs.js b/website/o3dv/dialogs.js
index e98b72a..2cb6822 100644
--- a/website/o3dv/dialogs.js
+++ b/website/o3dv/dialogs.js
@@ -1,135 +1,6 @@
-OV.ProgressDialog = class
+OV.FeatureSet =
 {
-    constructor ()
-    {
-        this.modal = new OV.Modal ();
-        this.modal.SetCloseable (false);
-        this.imageDiv = null;
-        this.textDiv = null;
-    }
-
-    SetText (text)
-    {
-        this.textDiv.html (text);
-    }
-
-    Show (text)
-    {
-        let contentDiv = this.modal.GetContentDiv ();
-        contentDiv.addClass ('ov_progress');
-
-        this.imageDiv = $('<img>').addClass ('ov_progress_img').attr ('src', 'assets/images/3dviewer_net_logo.svg').appendTo (contentDiv);
-        this.textDiv = $('<div>').addClass ('ov_progress_text').appendTo (contentDiv);
-        
-        this.SetText (text);
-        this.modal.Open ();
-    }
-
-    Hide ()
-    {
-        this.modal.Close ();
-    }
-};
-
-OV.ButtonDialog = class
-{
-    constructor ()
-    {
-        this.modal = new OV.Modal ();
-    }
-
-    Init (title, buttons)
-    {
-        function AddButton (button, buttonsDiv)
-        {
-            let buttonDiv = $('<div>').addClass ('ov_dialog_button').html (button.name).appendTo (buttonsDiv);
-            if (button.subClass) {
-                buttonDiv.addClass (button.subClass);
-            }
-            buttonDiv.click (function () {
-                button.onClick ();
-            });
-        }
-
-        let contentDiv = this.modal.GetContentDiv ();
-        contentDiv.addClass ('ov_dialog');
-
-        $('<div>').addClass ('ov_dialog_title').html (title).appendTo (contentDiv);
-        let dialogContentDiv = $('<div>').addClass ('ov_dialog_content').appendTo (contentDiv);
-        let buttonsDiv = $('<div>').addClass ('ov_dialog_buttons').appendTo (contentDiv);
-        let buttonsInnerDiv = $('<div>').addClass ('ov_dialog_buttons_inner').appendTo (buttonsDiv);
-        for (let i = 0; i < buttons.length; i++) {
-            AddButton (buttons[i], buttonsInnerDiv);
-        }
-        
-        return dialogContentDiv;
-    }
-
-    SetCloseHandler (closeHandler)
-    {
-        this.modal.SetCloseHandler (closeHandler);
-    }
-
-    Show ()
-    {
-        this.modal.Open ();
-    }
-
-    Hide ()
-    {
-        this.modal.Close ();
-    }
-};
-
-OV.ListPopup = class
-{
-    constructor ()
-    {
-        this.modal = new OV.Modal ();
-        this.listDiv = null;
-    }
-
-    Init ()
-    {
-        let contentDiv = this.modal.GetContentDiv ();
-        contentDiv.addClass ('ov_popup');
-        this.listDiv = $('<div>').addClass ('ov_popup_list').addClass ('ov_thin_scrollbar').appendTo (contentDiv);
-    }
-
-    SetCustomResizeHandler (customResizeHandler)
-    {
-        this.modal.SetCustomResizeHandler (customResizeHandler);
-    }
-
-    AddListItem (item, callbacks)
-    {
-        let listItemDiv = $('<div>').addClass ('ov_popup_list_item').appendTo (this.listDiv);
-        if (item.color) {
-            $('<div>').addClass ('ov_popup_list_item_rgbbox').css ('background', '#' + item.color).appendTo (listItemDiv);    
-        }
-        $('<div>').addClass ('ov_popup_list_item_name').html (item.name).appendTo (listItemDiv);
-        listItemDiv.click (callbacks.onClick);
-        if (OV.IsHoverEnabled () && callbacks.onHoverStart && callbacks.onHoverStop) {
-            listItemDiv.hover (
-                function () {
-                    callbacks.onHoverStart ();
-                },
-                function () {
-                    callbacks.onHoverStop ();
-                }
-            );
-        }
-    }
-
-    Show ()
-    {
-        this.modal.Open ();
-    }
-
-    Hide ()
-    {
-        this.modal.Close ();
-    }
+    SetDefaultColor : false
 };
 
 OV.ShowMessageDialog = function (title, message, subMessage)
@@ -206,94 +77,30 @@ OV.ShowOpenUrlDialog = function (onOk)
     return dialog;
 };
 
-OV.ShowExportDialog = function (model)
+OV.ShowEmbeddingDialog = function (importer, importSettings, camera)
 {
-    if (model === null) {
-        return OV.ShowMessageDialog ('Export Failed', 'Please load a model to export', null);
-    }
-
-    let dialog = new OV.ButtonDialog ();
-    let contentDiv = dialog.Init ('Export', [
-        {
-            name : 'Close',
-            onClick () {
-                dialog.Hide ();
-            }
-        }
-    ]);
-    
-    let text = 'Select a format from the below list to export your model. Please note that the export can take several second.';
-    $('<div>').html (text).addClass ('ov_dialog_section').appendTo (contentDiv);
-
-    let formats = [
-        { name : 'obj (text)', format : OV.FileFormat.Text, extension : 'obj' },
-        { name : 'stl (text)', format : OV.FileFormat.Text, extension : 'stl' },
-        { name : 'stl (binary)', format : OV.FileFormat.Binary, extension : 'stl' },
-        { name : 'ply (text)', format : OV.FileFormat.Text, extension : 'ply' },
-        { name : 'ply (binary)', format : OV.FileFormat.Binary, extension : 'ply' },
-        { name : 'gltf (text)', format : OV.FileFormat.Text, extension : 'gltf' },
-        { name : 'gltf (binary)', format : OV.FileFormat.Binary, extension : 'glb' },
-        { name : 'off (text)', format : OV.FileFormat.Text, extension : 'off' }
-    ];
-
-    let formatSelect = $('<select>').addClass ('ov_dialog_select').appendTo (contentDiv);
-    $('<option>').html ('Select format').appendTo (formatSelect);
-    for (let i = 0; i < formats.length; i++) {
-        let format = formats[i];
-        $('<option>').html (format.name).appendTo (formatSelect);
-    }
-
-    let fileListSection = $('<div>').addClass ('ov_dialog_section').appendTo (contentDiv);
-    let fileList = $('<div>').addClass ('ov_dialog_file_list').addClass ('ov_thin_scrollbar').appendTo (fileListSection);
-
-    let createdUrls = [];
-    formatSelect.change (function () {
-        fileList.empty ();
-        let selectedIndex = formatSelect.prop ('selectedIndex');
-        if (selectedIndex < 1) {
-            return;
-        }
-
-        let selectedFormat = formats[selectedIndex - 1];
-        fileList.html ('Please wait...');
-        OV.RunTaskAsync (function () {
-            let exporter = new OV.Exporter ();
-            let files = exporter.Export (model, selectedFormat.format, selectedFormat.extension);
-            fileList.empty ();
-            for (let i = 0; i < files.length; i++) {
-                let file = files[i];
-                let url = file.GetUrl ();
-                if (url === null) {
-                    url = OV.CreateObjectUrl (file.GetContent ());
-                    createdUrls.push (url);
-                }
-                let fileLink = $('<a>').addClass ('ov_dialog_file_link').appendTo (fileList);
-                fileLink.attr ('href', url);
-                fileLink.attr ('download', file.GetName ());
-                $('<img>').addClass ('ov_dialog_file_link_icon').attr ('src', 'assets/images/dialog/file_download.svg').appendTo (fileLink);
-                $('<div>').addClass ('ov_dialog_file_link_text').html (file.GetName ()).appendTo (fileLink);
-            }
-        });
-    });
-
-    dialog.SetCloseHandler (function () {
-        for (let i = 0; i < createdUrls.length; i++) {
-            OV.RevokeObjectUrl (createdUrls[i]);
-        }
-    });
-    dialog.Show ();
-    return dialog;
-};
-
-OV.ShowEmbeddingDialog = function (importer, camera)
-{
-    function GetEmbeddingCode (files, camera, useCameraCheck)
+    function AddCheckboxLine (parentDiv, text, onChange)
     {
+        let line = $('<div>').addClass ('ov_dialog_table_row').appendTo (parentDiv);
+        let check = $('<input>').attr ('type', 'checkbox').attr ('checked', 'true').appendTo (line);
+        $('<span>').html (text).appendTo (line);
+        check.change (function () {
+            onChange (check.prop ('checked'));
+        });
+    }
+
+    function GetEmbeddingCode (params)
+    {
+        let builder = OV.CreateUrlBuilder ();
+        builder.AddModelUrls (params.files);
+        builder.AddCamera (params.camera);
+        builder.AddColor (params.color);
+        let hashParameters = builder.GetParameterList ();
+
         let embeddingCode = '';
         embeddingCode += '<iframe';
         embeddingCode += ' width="640" height="480"';
         embeddingCode += ' style="border:1px solid #eeeeee;"';
-        let hashParameters = OV.CreateUrlParameters (files, useCameraCheck.get (0).checked ? camera : null);
         embeddingCode += ' src="https://3dviewer.net/embed.html#' + hashParameters + '">';
         embeddingCode += '</iframe>';
         return embeddingCode;
@@ -314,6 +121,12 @@ OV.ShowEmbeddingDialog = function (importer, camera)
         modelFiles.push (file.fileUrl);
     }
 
+    let embeddingParams = {
+        files : modelFiles,
+        camera : camera,
+        color : null
+    };
+
     let dialog = new OV.ButtonDialog ();
     let urlsTextArea = $('<textarea>').attr ('readonly', 'true').addClass ('ov_dialog_textarea');
     let contentDiv = dialog.Init ('Embedding', [
@@ -324,19 +137,25 @@ OV.ShowEmbeddingDialog = function (importer, camera)
             }
         }
     ]);
+
     let text = 'Embedding options:';
     $('<div>').html (text).addClass ('ov_dialog_section').appendTo (contentDiv);
     let optionsSection = $('<div>').addClass ('ov_dialog_section').appendTo (contentDiv);
-    let useCameraLine = $('<div>').appendTo (optionsSection);
-    let useCamera = $('<input>').attr ('type', 'checkbox').attr ('checked', 'true').appendTo (useCameraLine);
-    $('<span>').html ('Use current camera position').appendTo (useCameraLine);
-    useCamera.change (function () {
-        let newEmbeddingCode = GetEmbeddingCode (modelFiles, camera, useCamera);
-        urlsTextArea.val (newEmbeddingCode);
+
+    AddCheckboxLine (optionsSection, 'Use current camera position', function (checked) {
+        embeddingParams.camera = checked ? camera : null;
+        urlsTextArea.val (GetEmbeddingCode (embeddingParams));
     });
 
-    let embeddingCode = GetEmbeddingCode (modelFiles, camera, useCamera);
-    urlsTextArea.val (embeddingCode);
+    if (OV.FeatureSet.SetDefaultColor) {
+        AddCheckboxLine (optionsSection, 'Use overridden default color', function (checked) {
+            embeddingParams.color = checked ? importSettings.defaultColor : null;
+            urlsTextArea.val (GetEmbeddingCode (embeddingParams));
+        });
+        embeddingParams.color = importSettings.defaultColor;
+    }
+
+    urlsTextArea.val (GetEmbeddingCode (embeddingParams));
 
     urlsTextArea.appendTo (contentDiv);
     let copyToClipboardText = 'copy to clipboard';
@@ -359,6 +178,42 @@ OV.ShowEmbeddingDialog = function (importer, camera)
     return dialog;
 };
 
+OV.ShowSettingsDialog = function (importSettings, onOk)
+{
+    let dialogSettings = {
+        defaultColor : importSettings.defaultColor
+    };
+    let dialog = new OV.ButtonDialog ();
+    let contentDiv = dialog.Init ('Settings', [
+        {
+            name : 'Cancel',
+            subClass : 'outline',
+            onClick () {
+                dialog.Hide ();
+            }
+        },
+        {
+            name : 'OK',
+            onClick () {
+                dialog.Hide ();                
+                onOk (dialogSettings);
+            }
+        }
+    ]);
+    
+    let colorRow = $('<div>').addClass ('ov_dialog_table_row').appendTo (contentDiv);
+    $('<div>').html ('Default Color').addClass ('ov_dialog_table_row_name').appendTo (colorRow);
+    let valueColumn = $('<div>').addClass ('ov_dialog_table_row_value').appendTo (colorRow);
+    let colorInput = $('<input>').attr ('type', 'color').addClass ('ov_dialog_color').appendTo (valueColumn);
+    colorInput.val ('#' + OV.ColorToHexString (dialogSettings.defaultColor));
+    colorInput.change (function () {
+        let colorStr = colorInput.val ().substr (1);
+        dialogSettings.defaultColor = OV.HexStringToColor (colorStr);
+    });
+    dialog.Show ();
+    return dialog;
+};
+
 OV.ShowListPopup = function (button, items, callbacks)
 {
     let popup = new OV.ListPopup ();
diff --git a/website/o3dv/embed.js b/website/o3dv/embed.js
index fc90441..474a7bc 100644
--- a/website/o3dv/embed.js
+++ b/website/o3dv/embed.js
@@ -20,8 +20,13 @@ OV.Embed = class
             if (urls === null) {
                 return;
             }
-            this.modelLoader.LoadFromUrlList (urls);
-            let hashParameters = OV.CreateUrlParameters (urls, null);
+            let settings = new OV.ImportSettings ();
+            let color = this.hashHandler.GetColorFromHash ();
+            if (color !== null) {
+                settings.defaultColor = color;
+            }            
+            this.modelLoader.LoadFromUrlList (urls, settings);
+            let hashParameters = OV.CreateModelUrlParameters (urls);
             let websiteUrl = this.parameters.websiteLinkDiv.attr ('href') + '#' + hashParameters;
             this.parameters.websiteLinkDiv.attr ('href', websiteUrl);
         }
diff --git a/website/o3dv/exportdialog.js b/website/o3dv/exportdialog.js
new file mode 100644
index 0000000..2f6832f
--- /dev/null
+++ b/website/o3dv/exportdialog.js
@@ -0,0 +1,191 @@
+OV.ExportDialog = class
+{
+    constructor (callbacks)
+    {
+        this.callbacks = callbacks;
+        this.model = null;
+        this.exportFormats = [
+            {
+                name : 'obj',
+                formats : [
+                    { name : 'text', format : OV.FileFormat.Text, extension : 'obj' }
+                ]
+            },
+            {
+                name : 'stl',
+                formats : [
+                    { name : 'text', format : OV.FileFormat.Text, extension : 'stl' },
+                    { name : 'binary', format : OV.FileFormat.Binary, extension : 'stl' }
+                ]
+            },
+            {
+                name : 'ply',
+                formats : [
+                    { name : 'text', format : OV.FileFormat.Text, extension : 'ply' },
+                    { name : 'binary', format : OV.FileFormat.Binary, extension : 'ply' }
+                ]
+            },
+            {
+                name : 'gltf',
+                formats : [
+                    { name : 'text', format : OV.FileFormat.Text, extension : 'gltf' },
+                    { name : 'binary', format : OV.FileFormat.Binary, extension : 'glb' }
+                ]
+            },
+            {
+                name : 'off',
+                formats : [
+                    { name : 'text', format : OV.FileFormat.Text, extension : 'off' }
+                ]
+            }
+        ];
+        this.formatParameters = {
+            exportFormatButtonDivs : [],
+            formatSettingsDiv : null,
+            selectedFormat : null
+        };        
+    }
+
+    Show (model)
+    {
+        if (model === null) {
+            let messageDialog = OV.ShowMessageDialog (
+                'Export Failed',
+                'Please load a model before exporting.',
+                null
+            );            
+            this.callbacks.onDialog (messageDialog);
+            return;
+        }
+
+        let obj = this;
+        let mainDialog = new OV.ButtonDialog ();
+        let contentDiv = mainDialog.Init ('Export', [
+            {
+                name : 'Close',
+                subClass : 'outline',
+                onClick () {
+                    mainDialog.Hide ();
+                }
+            },
+            {
+                name : 'Export',
+                onClick () {
+                    let selectedFormat = obj.formatParameters.selectedFormat;
+                    if (selectedFormat === null) {
+                        return;
+                    }
+                    mainDialog.Hide ();
+                    obj.ExportFormat (model);
+                }
+            }
+        ]);
+        
+        let text = 'Select a format from the below list to export your model. Please note that the export can take several second.';
+        $('<div>').html (text).addClass ('ov_dialog_section').appendTo (contentDiv);
+ 
+        let buttonWidth = 40;
+        let optionsHeight = 50;
+        let exportFormatSelect = $('<div>').addClass ('ov_dialog_select').appendTo (contentDiv);
+        this.formatParameters.formatSettingsDiv = $('<div>').addClass ('ov_dialog_section').height (optionsHeight).appendTo (contentDiv);
+        for (let i = 0; i < this.exportFormats.length; i++) {
+            let exportFormat = this.exportFormats[i];
+            let exportFormatButton = $('<div>').addClass ('ov_dialog_select_option').html (exportFormat.name).width (buttonWidth).appendTo (exportFormatSelect);
+            this.formatParameters.exportFormatButtonDivs.push (exportFormatButton);
+            exportFormatButton.click (function () {
+                obj.OnExportFormatSelect (i);
+            });
+        }
+        this.OnExportFormatSelect (0);
+     
+        mainDialog.Show ();
+        this.callbacks.onDialog (mainDialog);
+    }
+
+    OnExportFormatSelect (exportFormatIndex)
+    {
+        this.formatParameters.formatSettingsDiv.empty ();
+        for (let i = 0; i < this.formatParameters.exportFormatButtonDivs.length; i++) {
+            let exportFormatButtonDiv = this.formatParameters.exportFormatButtonDivs[i];
+            if (i === exportFormatIndex) {
+                exportFormatButtonDiv.addClass ('selected');
+            } else {
+                exportFormatButtonDiv.removeClass ('selected');
+            }
+        }
+
+        let obj = this;
+        let exportFormat = this.exportFormats[exportFormatIndex];
+        for (let i = 0; i < exportFormat.formats.length; i++) {
+            let format = exportFormat.formats[i];
+            let formatDiv = $('<div>').addClass ('ov_dialog_table_row').appendTo (this.formatParameters.formatSettingsDiv);
+            let formatInput = $('<input>').addClass ('ov_dialog_table_radio').attr ('type', 'radio').attr ('id', format.name).attr ('name', 'format').appendTo (formatDiv);
+            $('<label>').attr ('for', format.name).html (format.name).appendTo (formatDiv);
+            if (i === 0) {
+                formatInput.prop ('checked', true);
+                this.formatParameters.selectedFormat = format;
+            }
+            formatInput.change (function () {
+                obj.formatParameters.selectedFormat = format;
+            });
+        }        
+    }
+
+    ExportFormat (model)
+    {
+        let format = this.formatParameters.selectedFormat;
+        if (format === null) {
+            return;
+        }
+
+        let obj = this;
+        let progressDialog = new OV.ProgressDialog ();
+        progressDialog.Show ('Exporting Model');
+        OV.RunTaskAsync (function () {
+            let exporter = new OV.Exporter ();
+            let files = exporter.Export (model, format.format, format.extension);
+            if (files.length === 0) {
+                progressDialog.Hide ();
+            } else if (files.length === 1) {
+                progressDialog.Hide ();
+                let file = files[0];
+                OV.DownloadArrayBufferAsFile (file.GetContent (), file.GetName ());
+            } else if (files.length > 1) {
+                progressDialog.Hide ();
+                obj.ShowExportedFiles (files);
+            }
+        });
+    }
+
+    ShowExportedFiles (files)
+    {
+        let dialog = new OV.ButtonDialog ();
+        let contentDiv = dialog.Init ('Exported Files', [
+            {
+                name : 'Close',
+                onClick () {
+                    dialog.Hide ();
+                }
+            }
+        ]);
+
+        let text = 'You can download your exported files here.';
+        $('<div>').html (text).addClass ('ov_dialog_section').appendTo (contentDiv);
+        
+        let fileListSection = $('<div>').addClass ('ov_dialog_section').appendTo (contentDiv);
+        let fileList = $('<div>').addClass ('ov_dialog_file_list').addClass ('ov_thin_scrollbar').appendTo (fileListSection);        
+        
+        for (let i = 0; i < files.length; i++) {
+            let file = files[i];
+            let url = OV.CreateObjectUrl (file.GetContent ());
+            let fileLink = $('<a>').addClass ('ov_dialog_file_link').appendTo (fileList);
+            fileLink.attr ('href', url);
+            fileLink.attr ('download', file.GetName ());
+            $('<img>').addClass ('ov_dialog_file_link_icon').attr ('src', 'assets/images/dialog/file_download.svg').appendTo (fileLink);
+            $('<div>').addClass ('ov_dialog_file_link_text').html (file.GetName ()).appendTo (fileLink);
+        }
+
+        dialog.Show ();
+        this.callbacks.onDialog (dialog);
+    }    
+};
diff --git a/website/o3dv/hashhandler.js b/website/o3dv/hashhandler.js
index 081f88f..44f5965 100644
--- a/website/o3dv/hashhandler.js
+++ b/website/o3dv/hashhandler.js
@@ -28,12 +28,6 @@ OV.HashHandler = class
         this.SetHash ('');
     }
 
-    GetCameraFromHash ()
-    {
-        let parser = OV.CreateUrlParser (this.GetHash ());
-        return parser.GetCamera ();
-    }
-
     GetModelFilesFromHash ()
     {
         let parser = OV.CreateUrlParser (this.GetHash ());
@@ -42,10 +36,22 @@ OV.HashHandler = class
 
     SetModelFilesToHash (files)
     {
-        let params = OV.CreateUrlParameters (files, null);
+        let params = OV.CreateModelUrlParameters (files);
         this.SetHash (params);
     }
 
+    GetCameraFromHash ()
+    {
+        let parser = OV.CreateUrlParser (this.GetHash ());
+        return parser.GetCamera ();
+    }
+
+    GetColorFromHash ()
+    {
+        let parser = OV.CreateUrlParser (this.GetHash ());
+        return parser.GetColor ();
+    }
+
     GetHash ()
     {
         return window.location.hash.substr (1);
diff --git a/website/o3dv/info.js b/website/o3dv/info.js
index b52caaa..b06c25c 100644
--- a/website/o3dv/info.js
+++ b/website/o3dv/info.js
@@ -51,7 +51,7 @@ OV.InfoPanel = class
 
         let infoContainer = $('<div>').addClass ('ov_info_box').appendTo (contentDiv);
         AddRow (infoContainer, 'Color', function (valueDiv) {
-            let colorString = '#' + info.diffuse.ToHexString ();
+            let colorString = '#' + OV.ColorToHexString (info.diffuse);
             $('<div>').addClass ('ov_info_box_rgbbox').css ('background', colorString).attr ('title', colorString).appendTo (valueDiv);
             $('<div>').addClass ('ov_info_box_rgbtext').html (colorString).attr ('title', colorString).appendTo (valueDiv);
         });
@@ -128,7 +128,7 @@ OV.InfoPanel = class
             let materialInfo = getMaterialInfo (info.usedMaterials[i]);
             materialItems.push ({
                 name : OV.GetMaterialName (materialInfo.name),
-                color : materialInfo.diffuse.ToHexString ()
+                color : OV.ColorToHexString (materialInfo.diffuse)
             });
         }
 
diff --git a/website/o3dv/modal.js b/website/o3dv/modal.js
index f1b53e1..60809f9 100644
--- a/website/o3dv/modal.js
+++ b/website/o3dv/modal.js
@@ -97,3 +97,137 @@ OV.Modal = class
         }
     }
 };
+
+OV.ProgressDialog = class
+{
+    constructor ()
+    {
+        this.modal = new OV.Modal ();
+        this.modal.SetCloseable (false);
+        this.imageDiv = null;
+        this.textDiv = null;
+    }
+
+    SetText (text)
+    {
+        this.textDiv.html (text);
+    }
+
+    Show (text)
+    {
+        let contentDiv = this.modal.GetContentDiv ();
+        contentDiv.addClass ('ov_progress');
+
+        this.imageDiv = $('<img>').addClass ('ov_progress_img').attr ('src', 'assets/images/3dviewer_net_logo.svg').appendTo (contentDiv);
+        this.textDiv = $('<div>').addClass ('ov_progress_text').appendTo (contentDiv);
+        
+        this.SetText (text);
+        this.modal.Open ();
+    }
+
+    Hide ()
+    {
+        this.modal.Close ();
+    }
+};
+
+OV.ButtonDialog = class
+{
+    constructor ()
+    {
+        this.modal = new OV.Modal ();
+    }
+
+    Init (title, buttons)
+    {
+        function AddButton (button, buttonsDiv)
+        {
+            let buttonDiv = $('<div>').addClass ('ov_dialog_button').html (button.name).appendTo (buttonsDiv);
+            if (button.subClass) {
+                buttonDiv.addClass (button.subClass);
+            }
+            buttonDiv.click (function () {
+                button.onClick ();
+            });
+        }
+
+        let contentDiv = this.modal.GetContentDiv ();
+        contentDiv.addClass ('ov_dialog');
+
+        $('<div>').addClass ('ov_dialog_title').html (title).appendTo (contentDiv);
+        let dialogContentDiv = $('<div>').addClass ('ov_dialog_content').appendTo (contentDiv);
+        let buttonsDiv = $('<div>').addClass ('ov_dialog_buttons').appendTo (contentDiv);
+        let buttonsInnerDiv = $('<div>').addClass ('ov_dialog_buttons_inner').appendTo (buttonsDiv);
+        for (let i = 0; i < buttons.length; i++) {
+            AddButton (buttons[i], buttonsInnerDiv);
+        }
+        
+        return dialogContentDiv;
+    }
+
+    SetCloseHandler (closeHandler)
+    {
+        this.modal.SetCloseHandler (closeHandler);
+    }
+
+    Show ()
+    {
+        this.modal.Open ();
+    }
+
+    Hide ()
+    {
+        this.modal.Close ();
+    }
+};
+
+OV.ListPopup = class
+{
+    constructor ()
+    {
+        this.modal = new OV.Modal ();
+        this.listDiv = null;
+    }
+
+    Init ()
+    {
+        let contentDiv = this.modal.GetContentDiv ();
+        contentDiv.addClass ('ov_popup');
+        this.listDiv = $('<div>').addClass ('ov_popup_list').addClass ('ov_thin_scrollbar').appendTo (contentDiv);
+    }
+
+    SetCustomResizeHandler (customResizeHandler)
+    {
+        this.modal.SetCustomResizeHandler (customResizeHandler);
+    }
+
+    AddListItem (item, callbacks)
+    {
+        let listItemDiv = $('<div>').addClass ('ov_popup_list_item').appendTo (this.listDiv);
+        if (item.color) {
+            $('<div>').addClass ('ov_popup_list_item_rgbbox').css ('background', '#' + item.color).appendTo (listItemDiv);    
+        }
+        $('<div>').addClass ('ov_popup_list_item_name').html (item.name).appendTo (listItemDiv);
+        listItemDiv.click (callbacks.onClick);
+        if (OV.IsHoverEnabled () && callbacks.onHoverStart && callbacks.onHoverStop) {
+            listItemDiv.hover (
+                function () {
+                    callbacks.onHoverStart ();
+                },
+                function () {
+                    callbacks.onHoverStop ();
+                }
+            );
+        }
+    }
+
+    Show ()
+    {
+        this.modal.Open ();
+    }
+
+    Hide ()
+    {
+        this.modal.Close ();
+    }
+};
diff --git a/website/o3dv/utils.js b/website/o3dv/utils.js
index 0e753f2..f886182 100644
--- a/website/o3dv/utils.js
+++ b/website/o3dv/utils.js
@@ -100,6 +100,16 @@ OV.CopyToClipboard = function (text)
     document.body.removeChild (input);
 };
 
+OV.DownloadArrayBufferAsFile = function (arrayBuffer, fileName)
+{
+    let link = document.createElement ('a');
+    link.href = OV.CreateObjectUrl (arrayBuffer);
+    link.download = fileName;
+    document.body.appendChild (link);
+    link.click ();
+    document.body.removeChild (link);
+};
+
 OV.CreateIconButton = function (iconName, hoverIconName, title, link)
 {
     let buttonLink = $('<a>');
diff --git a/website/o3dv/website.css b/website/o3dv/website.css
index c6a54fd..30d42fc 100644
--- a/website/o3dv/website.css
+++ b/website/o3dv/website.css
@@ -449,23 +449,34 @@ div.ov_dialog textarea.ov_dialog_textarea
 	box-sizing: border-box;
 }
 
-div.ov_dialog select.ov_dialog_select
+div.ov_dialog div.ov_dialog_select
 {
-	background-image: url('../assets/images/dialog/arrow_down.svg');
-	background-repeat: no-repeat;
-	background-size: 18px 18px;
-	background-position: right 10px center;
-	font-size: 14px;
-	margin: 10px 0px;
-	width: 100%;
-	padding: 10px;
-	border: 1px solid #cccccc;
+	margin: 20px 0px;
+	overflow: auto;
+}
+
+div.ov_dialog div.ov_dialog_select_option
+{
+	color: #3393bd;
+	text-align: center;
+	padding: 3px;
+	margin-right: 5px;
+	border: 1px solid #3393bd;
 	border-radius: 5px;
-	outline: none;
-	box-sizing: border-box;
-	-webkit-appearance: none;
-	-moz-appearance: none;
-	appearance: none;
+	cursor: pointer;
+	float: left;
+}
+
+div.ov_dialog div.ov_dialog_select_option.selected
+{
+	color: #ffffff;
+	background: #3393bd;
+}
+
+div.ov_dialog input.ov_dialog_color
+{
+	width: 36px;
+	height: 18px;
 }
 
 div.ov_dialog div.ov_dialog_file_list
@@ -508,6 +519,28 @@ div.ov_dialog div.ov_dialog_inner_button
 	cursor: pointer;
 }
 
+div.ov_dialog div.ov_dialog_table_row
+{
+	padding: 2px 0px;
+	overflow: auto;
+}
+
+div.ov_dialog div.ov_dialog_table_row_name
+{
+	width: 120px;
+	float: left;
+}
+
+div.ov_dialog div.ov_dialog_table_row_value
+{
+	float: left;
+}
+
+div.ov_dialog input.ov_dialog_table_radio
+{
+	margin-right: 10px;
+}
+
 div.ov_popup
 {
 	background: #ffffff;
diff --git a/website/o3dv/website.js b/website/o3dv/website.js
index 1984567..d3629ef 100644
--- a/website/o3dv/website.js
+++ b/website/o3dv/website.js
@@ -7,6 +7,7 @@ OV.Website = class
         this.hashHandler = new OV.HashHandler ();
         this.toolbar = new OV.Toolbar (this.parameters.toolbarDiv);
         this.menu = new OV.Menu (this.parameters.menuDiv);
+        this.importSettings = new OV.ImportSettings ();
         this.modelLoader = new OV.ThreeModelLoader ();
         this.highlightMaterial = new THREE.MeshPhongMaterial ({
             color : 0x8ec9f0,
@@ -154,19 +155,24 @@ OV.Website = class
         });
     }    
 
-    LoadModelFromUrlList (urls)
+    LoadModelFromUrlList (urls, settings)
     {
-        this.modelLoader.LoadFromUrlList (urls);
+        this.modelLoader.LoadFromUrlList (urls, settings);
         this.ClearHashIfNotOnlyUrlList ();
     }
 
     LoadModelFromFileList (files)
     {
-        if (files.length === 0) {
+        this.modelLoader.LoadFromFileList (files, this.importSettings);
+        this.ClearHashIfNotOnlyUrlList ();
+    }
+
+    ReloadFiles ()
+    {
+        if (this.model === null) {
             return;
         }
-        this.modelLoader.LoadFromFileList (files);
-        this.ClearHashIfNotOnlyUrlList ();
+        this.modelLoader.ReloadFiles (this.importSettings);
     }
 
     ClearHashIfNotOnlyUrlList ()
@@ -186,7 +192,13 @@ OV.Website = class
             if (urls === null) {
                 return;
             }
-            this.LoadModelFromUrlList (urls);
+            let settings = new OV.ImportSettings ();
+            settings.defaultColor = this.importSettings.defaultColor;
+            let color = this.hashHandler.GetColorFromHash ();
+            if (color !== null) {
+                settings.defaultColor = color;
+            }
+            this.LoadModelFromUrlList (urls, settings);
         } else {
             this.ClearModel ();
             this.parameters.introDiv.show ();
@@ -233,6 +245,8 @@ OV.Website = class
         }
 
         let obj = this;
+        let importer = this.modelLoader.GetImporter ();
+
         AddButton (this.toolbar, 'open', 'Open model from your device', false, function () {
             obj.OpenFileBrowserDialog ();
         });
@@ -266,14 +280,36 @@ OV.Website = class
         });
         AddSeparator (this.toolbar, true);
         AddButton (this.toolbar, 'export', 'Export model', true, function () {
-            obj.dialog = OV.ShowExportDialog (obj.model);
-        });        
-        AddButton (this.toolbar, 'embed', 'Get embedding code', true, function () {
-            obj.dialog = OV.ShowEmbeddingDialog (obj.modelLoader.GetImporter (), obj.viewer.GetCamera ());
+            let exportDialog = new OV.ExportDialog ({
+                onDialog : function (dialog) {
+                    obj.dialog = dialog;
+                }
+            });
+            exportDialog.Show (obj.model);
         });
+        AddButton (this.toolbar, 'embed', 'Get embedding code', true, function () {
+            obj.dialog = OV.ShowEmbeddingDialog (importer, obj.importSettings, obj.viewer.GetCamera ());
+        });
+        if (OV.FeatureSet.SetDefaultColor) {
+            AddSeparator (this.toolbar, true);
+            AddButton (this.toolbar, 'settings', 'Settings', true, function () {
+                obj.dialog = OV.ShowSettingsDialog (obj.importSettings, function (dialogSettings) {
+                    let reload = false;
+                    if (!OV.ColorIsEqual (obj.importSettings.defaultColor, dialogSettings.defaultColor)) {
+                        obj.importSettings.defaultColor = dialogSettings.defaultColor;
+                        reload = true;
+                    }
+                    if (reload) {
+                        obj.ReloadFiles ();
+                    }
+                });
+            });
+        }
 
         this.parameters.fileInput.on ('change', function (ev) {
-            obj.LoadModelFromFileList (ev.target.files);
+            if (ev.target.files.length > 0) {
+                obj.LoadModelFromFileList (ev.target.files);
+            }
         });
     }
 
@@ -293,7 +329,9 @@ OV.Website = class
         window.addEventListener ('drop', function (ev) {
             ev.stopPropagation ();
             ev.preventDefault ();
-            obj.LoadModelFromFileList (ev.dataTransfer.files);
+            if (ev.dataTransfer.files.length > 0) {
+                obj.LoadModelFromFileList (ev.dataTransfer.files);
+            }
         }, false);
     }