diff --git a/images/arcadegames.jpg b/images/arcadegames.jpg
new file mode 100644
index 00000000..d543a84f
Binary files /dev/null and b/images/arcadegames.jpg differ
diff --git a/images/atarivcs.jpg b/images/atarivcs.jpg
new file mode 100644
index 00000000..0b01d318
Binary files /dev/null and b/images/atarivcs.jpg differ
diff --git a/index.html b/index.html
index acf4260c..e33b65ba 100644
--- a/index.html
+++ b/index.html
@@ -184,23 +184,6 @@ canvas.pixelated {
   image-rendering: pixelated;                 /* Awesome future-browsers       */
   -ms-interpolation-mode: nearest-neighbor;   /* IE                            */
 }
-div.bitmap_editor {
-  position: fixed;
-  left: 2%;
-  width: 46%;
-  top: 10%;
-  bottom: 10%;
-  background-color: #333;
-  border-color: #fff;
-  border-style: ridge;
-  border-radius: 16px;
-  color: #66ff66;
-  white-space: pre;
-  padding: 20px;
-  z-index: 9;
-  font-family: "Andale Mono", "Menlo", "Lucida Console", monospace;
-  font-size: 12pt;
-}
 </style>
 </head>
 <body>
@@ -290,12 +273,38 @@ div.bitmap_editor {
     Making Games For The Atari 2600</a>
 </div>
 
-<div class="bitmap_editor" style="display:none">
-  PC: $<span id="bitmap_editor_pc">0000</span>
-   X: <span id="bitmap_editor_x">0</span>
-   Y: <span id="bitmap_editor_y">0</span>
-Dest: $<span id="bitmap_editor_dest">0000/0</span>
-  <canvas width="32" height="32" id="bitmap_editor_canvas"/>
+<div id="welcomeModal" class="modal fade">
+  <div class="modal-dialog modal-lg" role="document">
+    <div class="modal-content">
+      <div class="modal-header">
+        <h3 class="modal-title">Welcome to 8bitworkshop!</h3>
+        <button type="button" class="close" data-dismiss="modal" aria-label="Close">
+          <span aria-hidden="true">&times;</span>
+        </button>
+      </div>
+      <div class="modal-body">
+        <p>What would you like to start programming?</p>
+        <div class="container-fluid">
+          <div class="row">
+            <div class="col-md-6">
+              <img data-dismiss="modal" class="img-responsive" data-platform="vcs" src="images/atarivcs.jpg" alt="Atari 2600 four-switch wood veneer version, dating from 1980-1982 (photo by Evan Amos)"/>
+            </div>
+            <div class="col-md-6">
+              <img data-dismiss="modal" class="img-responsive" data-platform="vicdual" src="images/arcadegames.jpg" alt="Galaxian arcade system board (photo by Dennis van Zuijlekom, CC BY-SA 2.0)"/>
+            </div>
+          </div>
+          <div class="row">
+            <div class="col-md-3 col-md-offset-2">
+              <button type="button" class="btn btn-secondary" data-platform="vcs" data-dismiss="modal">Atari VCS</button>
+            </div>
+            <div class="col-md-3 col-md-offset-2">
+              <button type="button" class="btn btn-secondary" data-platform="vicdual" data-dismiss="modal">Arcade Games</button>
+            </div>
+          </div>
+        </div>
+      </div>
+    </div>
+  </div>
 </div>
 
 <script src="jquery/jquery-2.2.3.min.js"></script>
@@ -326,11 +335,11 @@ Dest: $<span id="bitmap_editor_dest">0000/0</span>
 <script src="tss/js/tss/MasterChannel.js"></script>
 <script src="tss/js/tss/AudioLooper.js"></script>
 <script src="tss/js/Log.js"></script>
-
+<!--
 <script src="local/williams/defender.js"></script>
 <script src="local/williams/robotron.js"></script>
 <script src="local/atarivec/gravitar/gravitar.js"></script>
-
+-->
 <script src="FileSaver.js/FileSaver.min.js"></script>
 <script src="octokat.js/dist/octokat.js"></script>
 
@@ -340,10 +349,9 @@ Dest: $<span id="bitmap_editor_dest">0000/0</span>
 <script src="src/util.js"></script>
 <script src="src/disasm.js"></script>
 <script src="src/ui.js"></script>
-<script src="src/audio/votrax.js"></script>
+<!-- <script src="src/audio/votrax.js"></script> -->
 
 <script>
-  showWelcomeMessage();
   startUI(true);
 </script>
 
diff --git a/presets/vicdual/soundtest.c b/presets/vicdual/soundtest.c
index fd4bb65d..7a648dad 100644
--- a/presets/vicdual/soundtest.c
+++ b/presets/vicdual/soundtest.c
@@ -30,12 +30,6 @@ __asm
 ; set up stack pointer, interrupt flag
   	LD    SP,#0xE800
         DI
-; copy initialized data
-	LD    BC, #l__INITIALIZER
-	LD    A, B
-	LD    DE, #s__INITIALIZED
-	LD    HL, #s__INITIALIZER
-      	LDIR
 __endasm;
 	main();
 }
@@ -176,7 +170,7 @@ void ay8910test() {
 }
 
 void main() {
-  palette = 2;
+  palette = 0;
   memcpy(tileram, font8x8, sizeof(font8x8));
   memset(cellram, CHAR(' '), sizeof(cellram));
   draw_box(0,0,27,31,BOX_CHARS);
diff --git a/src/emu.js b/src/emu.js
index 0d2b645c..0522cbfc 100644
--- a/src/emu.js
+++ b/src/emu.js
@@ -401,6 +401,7 @@ var Base6502Platform = function() {
     if (fn.endsWith(".s")) return "ca65";
     return "dasm";
   }
+  this.getDefaultExtension = function() { return ".a"; };
 }
 
 function dumpRAM(ram, ramofs, ramlen) {
@@ -588,6 +589,7 @@ var BaseZ80Platform = function() {
     if (fn.endsWith(".s")) return "sdasz80";
     return "z80asm";
   }
+  this.getDefaultExtension = function() { return ".c"; };
   // TODO
   //this.getOpcodeMetadata = function() { }
 }
@@ -646,6 +648,7 @@ var Base6809Platform = function() {
     // TODO: don't create new CPU
     return new CPU6809().disasm(read(pc), read(pc+1), read(pc+2), read(pc+3), read(pc+4), pc);
   }
+  this.getDefaultExtension = function() { return ".asm"; };
   //this.getOpcodeMetadata = function() { }
 }
 
diff --git a/src/platform/vcs.js b/src/platform/vcs.js
index bc6252c0..5963eac0 100644
--- a/src/platform/vcs.js
+++ b/src/platform/vcs.js
@@ -123,6 +123,7 @@ var VCSPlatform = function() {
   this.getToolForFilename = function(fn) {
     return "dasm";
   }
+  this.getDefaultExtension = function() { return ".a"; };
 };
 
 PLATFORMS['vcs'] = VCSPlatform;
diff --git a/src/platform/vicdual.js b/src/platform/vicdual.js
index 86653939..f360ffae 100644
--- a/src/platform/vicdual.js
+++ b/src/platform/vicdual.js
@@ -64,7 +64,7 @@ var VicDualPlatform = function(mainElement) {
 		for (var xx=0; xx<32; xx++) {
 			var code = ram.mem[vramofs+xx];
       var data = ram.mem[0x800 + (code<<3) + yy];
-			var col = (code>>5) + (palbank<<4);
+			var col = (code>>5) + (palbank<<3);
 			var color1 = palette[(colorprom[col] >> 1) & 7];
 			var color2 = palette[(colorprom[col] >> 5) & 7];
       for (var i=0; i<8; i++) {
diff --git a/src/ui.js b/src/ui.js
index 38fdce53..a30bc8ab 100644
--- a/src/ui.js
+++ b/src/ui.js
@@ -249,7 +249,7 @@ function _createNewFile(e) {
   var filename = prompt("Create New File", "newfile.a");
   if (filename && filename.length) {
     if (filename.indexOf(".") < 0) {
-      filename += ".a";
+      filename += platform.getDefaultExtension();
     }
     qs['file'] = "local/" + filename;
     gotoNewLocation();
@@ -1038,9 +1038,27 @@ function setupDebugControls(){
 }
 
 function showWelcomeMessage() {
-  if (!localStorage.getItem("8bitworkshop.hello"))
-  {
+  if (!localStorage.getItem("8bitworkshop.splash")) {
+    // OH BOOTSTRAP YOU ARE SO AWESOME A+++++
+    // https://stackoverflow.com/questions/28270333/how-do-i-know-which-button-is-click-when-bootstrap-modal-closes
+    // https://github.com/jschr/bootstrap-modal/issues/224
+    var whichPlatform;
+    $('#welcomeModal button').on('click', function(event) {
+      whichPlatform = $(event.target).data('platform');
+    });
+    $('#welcomeModal img').on('click', function(event) {
+      whichPlatform = $(event.target).data('platform');
+    });
+    $('#welcomeModal').on('hidden.bs.modal', function (event) {
+      localStorage.setItem('8bitworkshop.splash', true);
+      if (whichPlatform && whichPlatform != qs['platform']) {
+        window.location = "?platform=" + whichPlatform;
+      }
+    }).modal('show');
+  }
+  else if (!localStorage.getItem("8bitworkshop.hello")) {
     // Instance the tour
+    var is_vcs = platform_id == 'vcs';
     var tour = new Tour({
       autoscroll:false,
       //storage:false,
@@ -1048,13 +1066,14 @@ function showWelcomeMessage() {
         {
           element: "#editor",
           title: "Welcome to 8bitworkshop!",
-          content: "Type your 6502 code on the left side, and it'll be assembled in real-time. All changes are saved to browser local storage.",
+          content: is_vcs ? "Type your 6502 assembly code into the editor, and it'll be assembled in real-time. All changes are saved to browser local storage."
+                          : "Type your C source code into the editor, and it'll be compiled in real-time. All changes are saved to browser local storage."
         },
         {
           element: "#emulator",
           placement: 'left',
-          title: "Atari VCS Emulator",
-          content: "This is an emulator for the Atari VCS/2600. We'll load your assembled code into the emulator whenever you make changes.",
+          title: "Emulator",
+          content: "This is an emulator for the \"" + platform_id + "\" platform. We'll load your compiled code into the emulator whenever you make changes."
         },
         {
           element: "#preset_select",
@@ -1065,12 +1084,12 @@ function showWelcomeMessage() {
           element: "#debug_bar",
           placement: 'bottom',
           title: "Debug Tools",
-          content: "Use these buttons to set breakpoints, single step through code, pause/resume, and perform timing analysis."
+          content: "Use these buttons to set breakpoints, single step through code, pause/resume, and use debugging tools."
         },
         {
           element: "#dropdownMenuButton",
           title: "Main Menu",
-          content: "Click the menu to create new files and share your work with others."
+          content: "Click the menu to switch between platforms, create new files, or share your work with others."
         },
     ]});
     tour.init();
@@ -1109,6 +1128,7 @@ function startPlatform() {
   platform = new PLATFORMS[platform_id]($("#emulator")[0]);
   PRESETS = platform.getPresets();
   if (qs['file']) {
+    showWelcomeMessage();
     // start platform and load file
     preloadWorker(qs['file']);
     setupDebugControls();
