diff --git a/Doc/FinalPresentation/Gifitti_Final_Presentation.pptx b/Doc/FinalPresentation/Gifitti_Final_Presentation.pptx
index fe38dc5da9a51c7943af56bcf8df6e25217377ed..5028e22b5269fcf9bd069bbfaebea6ce0232feb5 100644
Binary files a/Doc/FinalPresentation/Gifitti_Final_Presentation.pptx and b/Doc/FinalPresentation/Gifitti_Final_Presentation.pptx differ
diff --git a/src/Gifitti/Gifitti/Models/GifModel.cs b/src/Gifitti/Gifitti/Models/GifModel.cs
index 24d544b683c5862d2271bce2949b7c9c31d84247..cfeb6d49092177a75a0e23eed02ae09aa1dd6205 100644
--- a/src/Gifitti/Gifitti/Models/GifModel.cs
+++ b/src/Gifitti/Gifitti/Models/GifModel.cs
@@ -14,7 +14,7 @@ namespace Gifitti.Models
     /// <summary>
     /// Software model of a GIF, Encapsulated with bassic opperations on GIF images.
     /// </summary>
-    public class GifModel
+    public class GifModel : IDisposable
     {
         public Image gifImage { get; set; }
         public Image originalGif { get; private set; }
@@ -36,6 +36,7 @@ namespace Gifitti.Models
         /// <param name="path">Location of the GIF being loaded.</param>
         public GifModel(String path)
         {
+            Console.WriteLine(Path.GetExtension(path));
             //Save the original Gif
             originalGif = Image.FromFile(path);
             PropertyItem item = originalGif.GetPropertyItem(0x5100); // FrameDelay in libgdiplus
@@ -206,5 +207,10 @@ namespace Gifitti.Models
         {
             frames[index] = frame;
         }
+
+        public void Dispose()
+        {
+            this.frames = null;
+        }
     }
 }
diff --git a/src/Gifitti/Gifitti/View_Models/MainForm.Designer.cs b/src/Gifitti/Gifitti/View_Models/MainForm.Designer.cs
index cf3b76384ea5f9fec0f7925696de4e446baf105b..c447d6dc1cd3fcc05e772b0352e5abbc6a19b27b 100644
--- a/src/Gifitti/Gifitti/View_Models/MainForm.Designer.cs
+++ b/src/Gifitti/Gifitti/View_Models/MainForm.Designer.cs
@@ -267,6 +267,7 @@ namespace Gifitti.View_Models
             this.Controls.Add(this.textBox1);
             this.Controls.Add(this.gifView);
             this.Margin = new System.Windows.Forms.Padding(3, 2, 3, 2);
+            this.MaximizeBox = false;
             this.Menu = this.mainMenu1;
             this.Name = "MainForm";
             this.StartPosition = System.Windows.Forms.FormStartPosition.CenterScreen;
diff --git a/src/Gifitti/Gifitti/View_Models/MainForm.cs b/src/Gifitti/Gifitti/View_Models/MainForm.cs
index d357132d22186fa4eb32fd0fba95457590d41d0b..4c54ab11f4e2deac6c29e99073d35bdcf209020f 100644
--- a/src/Gifitti/Gifitti/View_Models/MainForm.cs
+++ b/src/Gifitti/Gifitti/View_Models/MainForm.cs
@@ -256,15 +256,26 @@ namespace Gifitti.View_Models
                 string file = openGifFileDialog.FileName;
                 try
                 {
-                    gm = new GifModel(file);
-                    gm.ReverseAtEnd = false;
-                    Image loadedGif = gm.gifImage;
-                    globalGif = loadedGif;
-                    //gifView.Image = loadedGif;
-
-                    gifView.Width = loadedGif.Width;
-                    gifView.Height = loadedGif.Height;
-                    ClientSize = new Size(loadedGif.Width + widthBuffer, loadedGif.Height + heightBuffer);
+                    try
+                    {
+                        if (!Path.GetExtension(file).ToLower().Equals(".gif"))
+                            throw new FileLoadException("Invalid Extension Specified");
+                        gm?.Dispose();
+                        gm = new GifModel(file);
+                        gm.ReverseAtEnd = false;
+                        Image loadedGif = gm.gifImage;
+                        globalGif = loadedGif;
+                        //gifView.Image = loadedGif;
+
+                        gifView.Width = loadedGif.Width;
+                        gifView.Height = loadedGif.Height;
+                        ClientSize = new Size(loadedGif.Width + widthBuffer, loadedGif.Height + heightBuffer);
+                    }
+                    catch (FileLoadException)
+                    {
+                        MessageBox.Show("Specify a GIF file.");
+                        return;
+                    }
                 }
 
                 catch (IOException)
@@ -313,7 +324,8 @@ namespace Gifitti.View_Models
         /// <param name="e"> Event arguments associated with this event. </param>
         private void GifFPSSliderUpdate(object sender, EventArgs e)
         {
-            gm.delay = (11-trackBar1.Value)*gm.originalDelay;
+            if (gm != null)
+                gm.delay = (11-trackBar1.Value)*gm.originalDelay;
         }
 
         private void MenuItemResize(object sender, EventArgs e)