diff --git a/index.html b/index.html
index becce047..e2253e89 100644
--- a/index.html
+++ b/index.html
@@ -96,7 +96,7 @@ body {
   <a target="_new" href="https://www.amazon.com/gp/product/B0713RQL8X/ref=as_li_tl?ie=UTF8&camp=1789&creative=9325&creativeASIN=B0713RQL8X&linkCode=as2&tag=pzp-20&linkId=e8e05e34acf1b54d81aced148a67790c">
     <img height="72em" src="https://images-na.ssl-images-amazon.com/images/I/51RaEXf%2B%2BNL._SL500_AA130_.jpg" style="float:right"/></a>
   New book!<br>
-  <a target="_new" href="https://www.amazon.com/gp/product/B0713RQL8X/ref=as_li_tl?ie=UTF8&camp=1789&creative=9325&creativeASIN=B0713RQL8X&linkCode=as2&tag=pzp-20&linkId=e8e05e34acf1b54d81aced148a67790c">
+  <a target="_new" href="https://www.amazon.com/Making-8-bit-Arcade-Games-C/dp/1545484759">
     Making 8-bit Arcade Games in C</a>
 </div>
 
diff --git a/src/ui.js b/src/ui.js
index 98f665a1..4ab0cbaf 100644
--- a/src/ui.js
+++ b/src/ui.js
@@ -1037,28 +1037,7 @@ function setupDebugControls(){
 }
 
 function showWelcomeMessage() {
-  if (localStorage.getItem("__lastplatform")) {
-    localStorage.setItem('8bitworkshop.splash', true);
-  }
-  if (!localStorage.getItem("8bitworkshop.splash") && qs['redir']) {
-    // 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")) {
+  if (!localStorage.getItem("8bitworkshop.hello")) {
     // Instance the tour
     var is_vcs = platform_id == 'vcs';
     var tour = new Tour({
diff --git a/src/worker/workermain.js b/src/worker/workermain.js
index b05dadba..3d29cac2 100644
--- a/src/worker/workermain.js
+++ b/src/worker/workermain.js
@@ -57,6 +57,13 @@ var PLATFORM_PARAMS = {
     data_size: 0x8000,
     stack_end: 0x0,
   },
+  'coleco': {
+    code_start: 0x8000,
+    code_size: 0x8000,
+    data_start: 0x6000,
+    data_size: 0x400,
+    stack_end: 0x8000,
+  },
 };
 
 var loaded = {}