diff --git a/MVCGrid/Engine/GridEngine.cs b/MVCGrid/Engine/GridEngine.cs
index c145c35..8215d65 100644
--- a/MVCGrid/Engine/GridEngine.cs
+++ b/MVCGrid/Engine/GridEngine.cs
@@ -13,6 +13,26 @@ namespace MVCGrid.Engine
 {
     public class GridEngine
     {
+        public IMVCGridRenderingEngine GetRenderingEngine(GridContext gridContext)
+        {
+            IMVCGridRenderingEngine renderingEngine = null;
+
+            if (!String.IsNullOrWhiteSpace(gridContext.QueryOptions.RenderingEngineName))
+            {
+                if (String.Compare(gridContext.QueryOptions.RenderingEngineName, "export", true) == 0)
+                {
+                    renderingEngine = new CsvRenderingEngine();
+                }
+            }
+
+            if (renderingEngine == null)
+            {
+                renderingEngine = (IMVCGridRenderingEngine)Activator.CreateInstance(gridContext.GridDefinition.DefaultRenderingEngine, true);
+            }
+
+            return renderingEngine;
+        }
+
         public void Run(IMVCGridRenderingEngine renderingEngine, GridContext gridContext, Stream outputStream)
         {
             if (!renderingEngine.AllowsPaging)
@@ -43,7 +63,6 @@ private RenderingModel PrepModel(int? totalRecords, List<Row> rows, Models.GridC
             model.TableHtmlId = HtmlUtility.GetTableHtmlId(gridContext.GridName);
 
             PrepColumns(gridContext, model);
-            //PrepRows(data, gridContext, model);
             model.Rows = rows;
 
             if (model.Rows.Count == 0)
@@ -78,51 +97,6 @@ private RenderingModel PrepModel(int? totalRecords, List<Row> rows, Models.GridC
             }
             return model;
         }
-
-        //private void PrepRows(Models.GridData data, Models.GridContext gridContext, RenderingModel model)
-        //{
-        //    foreach (var item in data.Rows)
-        //    {
-        //        Row renderingRow = new Row();
-        //        model.Rows.Add(renderingRow);
-
-        //        if (!String.IsNullOrWhiteSpace(item.RowCssClass))
-        //        {
-        //            renderingRow.CalculatedCssClass = item.RowCssClass;
-        //        }
-
-        //        foreach (var col in gridContext.GetVisibleColumns())
-        //        {
-        //            string val = "";
-
-        //            if (item.Values.ContainsKey(col.ColumnName))
-        //            {
-        //                val = item.Values[col.ColumnName];
-        //            }
-
-        //            Cell renderingCell = new Cell();
-        //            renderingRow.Cells.Add(col.ColumnName, renderingCell);
-        //            if (item.CellCssClasses.ContainsKey(col.ColumnName))
-        //            {
-        //                string cellCss = item.CellCssClasses[col.ColumnName];
-        //                if (!String.IsNullOrWhiteSpace(cellCss))
-        //                {
-        //                    renderingCell.CalculatedCssClass = cellCss;
-        //                }
-        //            }
-
-        //            if (col.HtmlEncode)
-        //            {
-        //                renderingCell.HtmlText = HttpUtility.HtmlEncode(val);
-        //            }
-        //            else
-        //            {
-        //                renderingCell.HtmlText = val;
-        //            }
-        //        }
-        //    }
-        //}
-
         private void PrepColumns(Models.GridContext gridContext, RenderingModel model)
         {
             foreach (var col in gridContext.GetVisibleColumns())
diff --git a/MVCGrid/Interfaces/IMVCGridDefinition.cs b/MVCGrid/Interfaces/IMVCGridDefinition.cs
index 9c544e3..494d3e0 100644
--- a/MVCGrid/Interfaces/IMVCGridDefinition.cs
+++ b/MVCGrid/Interfaces/IMVCGridDefinition.cs
@@ -21,6 +21,6 @@ internal interface IMVCGridDefinition
         string ClientSideLoadingCompleteFunctionName { get; set; }
         bool Filtering { get; set; }
 
-        Type HtmlWriterType { get; set; }
+        Type DefaultRenderingEngine { get; set; }
     }
 }
diff --git a/MVCGrid/MVCGrid.csproj b/MVCGrid/MVCGrid.csproj
index 76e74f4..0ccf9b9 100644
--- a/MVCGrid/MVCGrid.csproj
+++ b/MVCGrid/MVCGrid.csproj
@@ -55,7 +55,7 @@
     <Compile Include="Models\GridContext.cs" />
     <Compile Include="Models\RenderingModel.cs" />
     <Compile Include="Rendering\CsvRenderingEngine.cs" />
-    <Compile Include="Rendering\HtmlRenderingEngine.cs" />
+    <Compile Include="Rendering\BootstrapRenderingEngine.cs" />
     <Compile Include="Utility\GridContextUtility.cs" />
     <Compile Include="Utility\HtmlUtility.cs" />
     <Compile Include="Web\HtmlExtensions.cs" />
@@ -63,8 +63,6 @@
     <Compile Include="Interfaces\IMVCGridDefinition.cs" />
     <Compile Include="Models\GridColumn.cs" />
     <Compile Include="Models\GridConfiguration.cs" />
-    <Compile Include="Models\GridData.cs" />
-    <Compile Include="Models\GridRow.cs" />
     <Compile Include="Models\QueryResult.cs" />
     <Compile Include="Models\GridDefinition.cs" />
     <Compile Include="Models\SortDirection.cs" />
diff --git a/MVCGrid/Models/GridData.cs b/MVCGrid/Models/GridData.cs
deleted file mode 100644
index 2e925c0..0000000
--- a/MVCGrid/Models/GridData.cs
+++ /dev/null
@@ -1,18 +0,0 @@
-using System;
-using System.Collections.Generic;
-using System.Linq;
-using System.Text;
-
-namespace MVCGrid.Models
-{
-    public class GridData
-    {
-        public GridData()
-        {
-            Rows = new List<GridRow>();
-        }
-
-        public int? TotalRecords { get; set; }
-        public List<GridRow> Rows { get; set; }
-    }
-}
diff --git a/MVCGrid/Models/GridDefinition.cs b/MVCGrid/Models/GridDefinition.cs
index cef95d0..98df8fd 100644
--- a/MVCGrid/Models/GridDefinition.cs
+++ b/MVCGrid/Models/GridDefinition.cs
@@ -20,7 +20,6 @@ public class GridDefinition<T1> : GridDefinitionBase, IMVCGridDefinition
 
         public GridDefinition() : this(null)
         {
-            //_defaultRenderingEngine=
         }
 
         public GridDefinition(GridConfiguration copyFromConfig):base()
@@ -32,7 +31,7 @@ public GridDefinition(GridConfiguration copyFromConfig):base()
 
             Columns = new List<GridColumn<T1>>();
             NoResultsMessage = DefaultNoResultsMessage;
-            //_htmlWriterType = typeof(MVCGrid.Rendering.BootstrapHtmlWriter);
+            _defaultRenderingEngine = typeof(MVCGrid.Rendering.BootstrapRenderingEngine);
         }
 
         public GridConfiguration GridConfiguration { get; set; }
diff --git a/MVCGrid/Models/GridRow.cs b/MVCGrid/Models/GridRow.cs
deleted file mode 100644
index c3044cc..0000000
--- a/MVCGrid/Models/GridRow.cs
+++ /dev/null
@@ -1,23 +0,0 @@
-using System;
-using System.Collections.Generic;
-using System.Linq;
-using System.Text;
-
-namespace MVCGrid.Models
-{
-    public class GridRow
-    {
-        public GridRow()
-        {
-            Values = new Dictionary<string, string>();
-            PlainTextValues = new Dictionary<string, string>();
-            CellCssClasses = new Dictionary<string, string>();
-        }
-
-        public Dictionary<string, string> Values { get; set; }
-        public Dictionary<string, string> PlainTextValues { get; set; }
-        public Dictionary<string, string> CellCssClasses { get; set; }
-
-        public string RowCssClass { get; set; }
-    }
-}
diff --git a/MVCGrid/Models/QueryOptions.cs b/MVCGrid/Models/QueryOptions.cs
index 1add7ec..993488f 100644
--- a/MVCGrid/Models/QueryOptions.cs
+++ b/MVCGrid/Models/QueryOptions.cs
@@ -12,6 +12,8 @@ public QueryOptions()
             Filters = new Dictionary<string, string>();
         }
 
+        public string RenderingEngineName { get; set; }
+
         public SortDirection SortDirection { get; set; }
         public string SortColumn { get; set; }
 
diff --git a/MVCGrid/Rendering/HtmlRenderingEngine.cs b/MVCGrid/Rendering/BootstrapRenderingEngine.cs
similarity index 98%
rename from MVCGrid/Rendering/HtmlRenderingEngine.cs
rename to MVCGrid/Rendering/BootstrapRenderingEngine.cs
index fab2e75..f514d72 100644
--- a/MVCGrid/Rendering/HtmlRenderingEngine.cs
+++ b/MVCGrid/Rendering/BootstrapRenderingEngine.cs
@@ -11,14 +11,14 @@
 
 namespace MVCGrid.Rendering
 {
-    public class HtmlRenderingEngine : IMVCGridRenderingEngine
+    public class BootstrapRenderingEngine : IMVCGridRenderingEngine
     {
         private string CssTable;
         private string HtmlImageSortAsc;
         private string HtmlImageSortDsc;
         private string HtmlImageSort;
 
-        public HtmlRenderingEngine()
+        public BootstrapRenderingEngine()
         {
             CssTable = "table table-striped table-bordered";
         }
diff --git a/MVCGrid/Web/HtmlExtensions.cs b/MVCGrid/Web/HtmlExtensions.cs
index 031dfab..01964f6 100644
--- a/MVCGrid/Web/HtmlExtensions.cs
+++ b/MVCGrid/Web/HtmlExtensions.cs
@@ -36,9 +36,9 @@ internal static IHtmlString MVCGrid(this HtmlHelper helper, string name, IMVCGri
 
                 var gridContext = GridContextUtility.Create(HttpContext.Current, gridName, grid, options);
 
-                IMVCGridRenderingEngine renderingEngine = new HtmlRenderingEngine();
-
                 GridEngine engine = new GridEngine();
+
+                IMVCGridRenderingEngine renderingEngine = engine.GetRenderingEngine(gridContext);
                 
                 using (MemoryStream ms = new MemoryStream())
                 {
diff --git a/MVCGrid/Web/MVCGridHandler.cs b/MVCGrid/Web/MVCGridHandler.cs
index 5146f42..5bc0c00 100644
--- a/MVCGrid/Web/MVCGridHandler.cs
+++ b/MVCGrid/Web/MVCGridHandler.cs
@@ -152,7 +152,7 @@ private void HandelPngImage(HttpContext context, string imageName)
             context.Response.Flush();
         }
 
-        
+
 
         private void HandleTable(HttpContext context)
         {
@@ -173,34 +173,13 @@ private void HandleTable(HttpContext context)
 
             var gridContext = GridContextUtility.Create(context, gridName, grid, options);
 
-            IMVCGridRenderingEngine renderingEngine = DetermineRenderingEngine(context);
-
             GridEngine engine = new GridEngine();
-            renderingEngine.PrepareResponse(context.Response);
-            engine.Run(renderingEngine, gridContext, context.Response.OutputStream);
-        }
-
-        private IMVCGridRenderingEngine DetermineRenderingEngine(HttpContext context)
-        {
-            IMVCGridRenderingEngine engine = null;
-
-            if (context.Request.QueryString["engine"] != null)
-            {
-                string re = context.Request.QueryString["engine"];
-                if (String.Compare(re, "export", true) == 0)
-                {
-                    engine = new CsvRenderingEngine();
-                }
-            }
 
-            if (engine == null)
-            {
-                engine = new HtmlRenderingEngine();
-            }
+            IMVCGridRenderingEngine renderingEngine = engine.GetRenderingEngine(gridContext);
 
-            return engine;
+            renderingEngine.PrepareResponse(context.Response);
+            engine.Run(renderingEngine, gridContext, context.Response.OutputStream);
         }
-
         
         private void HandleScript(HttpContext context)
         {
diff --git a/MVCGrid/Web/QueryStringParser.cs b/MVCGrid/Web/QueryStringParser.cs
index facea55..0768a17 100644
--- a/MVCGrid/Web/QueryStringParser.cs
+++ b/MVCGrid/Web/QueryStringParser.cs
@@ -19,6 +19,12 @@ public static QueryOptions ParseOptions(IMVCGridDefinition grid, HttpRequest htt
 
             var options = new QueryOptions();
 
+            if (httpRequest.QueryString["engine"] != null)
+            {
+                string re = httpRequest.QueryString["engine"];
+                options.RenderingEngineName = re;
+            }
+
             if (!grid.Paging)
             {
                 options.ItemsPerPage = null;
diff --git a/MVCGridExample/App_Start/MVCGridConfig.cs b/MVCGridExample/App_Start/MVCGridConfig.cs
index 487c73d..1d4a06d 100644
--- a/MVCGridExample/App_Start/MVCGridConfig.cs
+++ b/MVCGridExample/App_Start/MVCGridConfig.cs
@@ -27,7 +27,8 @@ public static void RegisterGrids()
                         {
                             return String.Format("<a href='{0}'>{1}</a>",
                                 c.UrlHelper.Action("detail", "demo", new { id = p.Id }), p.Id);
-                        });
+                        })
+                        .WithPlainTextValueExpression((p,c) => p.Id.ToString());
                     cols.Add().WithColumnName("FirstName")
                         .WithHeaderText("First Name")
                         .WithValueExpression((p, c) => p.FirstName);
diff --git a/MVCGridExample/Content/MVCGridConfig.txt b/MVCGridExample/Content/MVCGridConfig.txt
index 487c73d..1d4a06d 100644
--- a/MVCGridExample/Content/MVCGridConfig.txt
+++ b/MVCGridExample/Content/MVCGridConfig.txt
@@ -27,7 +27,8 @@ namespace MVCGridExample
                         {
                             return String.Format("<a href='{0}'>{1}</a>",
                                 c.UrlHelper.Action("detail", "demo", new { id = p.Id }), p.Id);
-                        });
+                        })
+                        .WithPlainTextValueExpression((p,c) => p.Id.ToString());
                     cols.Add().WithColumnName("FirstName")
                         .WithHeaderText("First Name")
                         .WithValueExpression((p, c) => p.FirstName);
diff --git a/MVCGridExample/Views/Demo/Export.cshtml b/MVCGridExample/Views/Demo/Export.cshtml
index aab9a91..d00db43 100644
--- a/MVCGridExample/Views/Demo/Export.cshtml
+++ b/MVCGridExample/Views/Demo/Export.cshtml
@@ -12,7 +12,6 @@
         </button>
     </div>
 </div>
-<p>&nbsp;</p>
 
 @Html.MVCGrid("ExportGrid")
 
diff --git a/MVCGridExample/Views/Home/Index.cshtml b/MVCGridExample/Views/Home/Index.cshtml
index e1ef478..792e3b3 100644
--- a/MVCGridExample/Views/Home/Index.cshtml
+++ b/MVCGridExample/Views/Home/Index.cshtml
@@ -16,6 +16,13 @@
 </ul>
 
 <h2>Example</h2>
+<div class="container">
+    <div class="row">
+        <button class="btn btn-default pull-right" id="exportButton" onclick="location.href = MVCGrid.getExportUrl('TestGrid');">
+            <span class="glyphicon glyphicon-download-alt" aria-hidden="true"></span> Export
+        </button>
+    </div>
+</div>
 @(Html.MVCGrid("TestGrid"))
 
 @*<input type="button" value="Refresh" onclick="MVCGrid.reloadGrid('TestMapping');" />