diff --git a/docs/forties.js b/docs/forties.js
new file mode 100644
index 0000000..1928772
--- /dev/null
+++ b/docs/forties.js
@@ -0,0 +1,9 @@
+window.fortiesData = [
+	
+];
+window.fortiesTODOs = `
+
+`;
+/* Other TODOs:
+
+*/
\ No newline at end of file
diff --git a/docs/index.html b/docs/index.html
index 14f44ea..8d8d9e0 100644
--- a/docs/index.html
+++ b/docs/index.html
@@ -78,9 +78,13 @@
 			//
 			try {
 				var search = document.location.search;
-				if (/[?&]row\b/.test(search)) {
+				if (/[?&]40s\b/.test(search)) {
+					document.body.classList.add("forties");
+				} else if (/[?&]row\b/.test(search)) {
 					document.body.classList.add("rowstag");
-				} else document.body.classList.add("colstag");
+				} else {
+					document.body.classList.add("colstag");
+				}
 			} catch (_) {}
 		})();
 	</script>
@@ -90,8 +94,6 @@ <h1 style="transform: skewX(-5deg)">YellowAfterlife's ergonomic keyboard list</h
 	</p><p class="if-colstag">
 		It does not contain <i>every single keyboard</i>,
 		but it's a pretty big sample - especially as far medium/big/interesting keyboards go.
-	</p><p class="if-colstag">
-		See <a href="?row">the other list</a> for row-staggered/standard-layout keyboards.
 	</p>
 	<p class="if-rowstag">
 		This is a collection of row-staggered ergonomic keyboards!<br>
@@ -99,9 +101,19 @@ <h1 style="transform: skewX(-5deg)">YellowAfterlife's ergonomic keyboard list</h
 	</p><p class="if-rowstag">
 		This one's a mostly-random sample of keyboards - there's not exactly a shortage of places
 		to look for row-staggered keyboards.
-	</p><p class="if-rowstag">
-		See <a href="?">the other list</a> for column-staggered and non-standard-layout keyboards.
 	</p>
+	<p class="if-forties">
+		This is a collection of little keyboards!
+	</p>
+	<p>
+		There are some lists of keyboards now:
+	</p><ul><li>
+		<a href="?">Column-staggered and non-standard-layout keyboards</a> <span class="if-colstag">(you're here)</span>
+	</li><li>
+		<a href="?row">Row-staggered and/or standard-layout keyboards</a> <span class="if-rowstag">(you're here)</span>
+	</li><li>
+		<a href="?40s">40% keyboards</a> <span class="if-forties">(you're here)</span>
+	</li></ul>
 	<details>
 		<summary>"The rules"</summary>
 		<ul>
@@ -287,11 +299,12 @@ <h2>Credits</h2>
 	<script src="lib/popper.min.js"></script>
 	<script src="lib/tippy-bundle.umd.js"></script>
 	
-	<script src="keyboards.js?v=2024-06-24"></script>
-	<script src="rowstag.js?v=2024-05-20"></script>
+	<script src="keyboards.js?v=2024-10-18"></script>
+	<script src="rowstag.js?v=2024-10-18"></script>
+	<script src="forties.js?v=2024-10-18"></script>
 	<script src="mcus.csv.js?v=2024-05-20"></script>
-	<script src="origins.js?v=2024-05-20"></script>
-	<script src="script.js?v=2024-06-24"></script>
+	<script src="origins.js?v=2024-10-18"></script>
+	<script src="script.js?v=2024-10-18"></script>
 	
 	<!-- Google tag (gtag.js) -->
 	<script async src="https://www.googletagmanager.com/gtag/js?id=G-4R5QPPHC8M"></script>
diff --git a/docs/script.js b/docs/script.js
index 85cff96..c1ae2fe 100644
--- a/docs/script.js
+++ b/docs/script.js
@@ -2333,14 +2333,22 @@ Main.main = function() {
 	table_LinkListColumn.countryTags = window.countryTags;
 	var kbTable;
 	var row = window.document.body.classList.contains("rowstag");
-	if(row) {
-		kbTable = new RowStagTable();
+	var forties = window.document.body.classList.contains("forties");
+	if(row || forties) {
+		kbTable = new RowStagTable(forties);
 	} else {
 		kbTable = new ColStagTable();
 	}
 	KeyboardPage.main(kbTable);
 	ToDoList.element = window.document.querySelector("#todo");
-	ToDoList.set(row ? window.rowStagTODOs : window.keyboardTODOs);
+	var dynWindow = window;
+	if(forties) {
+		ToDoList.set(dynWindow.fortiesTODOs);
+	} else if(row) {
+		ToDoList.set(dynWindow.rowStagTODOs);
+	} else {
+		ToDoList.set(dynWindow.keyboardTODOs);
+	}
 };
 Math.__name__ = true;
 var OrthoBoards = function() { };
@@ -2601,13 +2609,15 @@ Reflect.copy = function(o) {
 	}
 	return o2;
 };
-var RowStagTable = function() {
+var RowStagTable = function(isForties) {
+	this.isForties = isForties;
 	KeyboardTable.call(this);
 };
 RowStagTable.__name__ = true;
 RowStagTable.__super__ = KeyboardTable;
 RowStagTable.prototype = $extend(KeyboardTable.prototype,{
-	collectFilters: function() {
+	isForties: null
+	,collectFilters: function() {
 		var result = KeyboardTable.prototype.collectFilters.call(this);
 		result["row"] = "";
 		return result;
@@ -2921,7 +2931,13 @@ RowStagTable.prototype = $extend(KeyboardTable.prototype,{
 		this.addColumn(mw);
 	}
 	,initKeyboards: function() {
-		var kbs = window.rowStagData;
+		var dynWindow = window;
+		var kbs;
+		if(this.isForties) {
+			kbs = dynWindow.fortiesData;
+		} else {
+			kbs = dynWindow.rowStagData;
+		}
 		var _g = 0;
 		while(_g < kbs.length) {
 			var kb = kbs[_g];
@@ -5671,8 +5687,7 @@ table_number_NumberRangeColumn.prototype = $extend(table_number_NumberColumnBase
 	,buildValue: function(out,kb) {
 		var range = this.field.access(kb);
 		var text = range != null ? type_NumRange.toString(range) + this.suffix : this.nullCaption;
-		out.appendChild(window.document.createTextNode(text));
-		tools_HtmlTools.setTippyTitle(out,[kb.name,this.name + ":",text].join("\n"));
+		tools_HtmlTools.setTippyTitle(tools_HtmlTools.appendElTextNode(out,"span",text),[kb.name,this.name + ":",text].join("\n"));
 	}
 	,matchesFilter: function(kb) {
 		var tmp = this.field.access(kb);
@@ -5816,8 +5831,7 @@ table_number_NumberRangeListColumn.prototype = $extend(table_number_NumberColumn
 	,buildValue: function(out,kb) {
 		var range = this.field.access(kb);
 		var text = range != null ? type_NumRangeList.toString(range) + this.suffix : this.nullCaption;
-		out.appendChild(window.document.createTextNode(text));
-		tools_HtmlTools.setTippyTitle(out,[kb.name,this.name + ":",text].join("\n"));
+		tools_HtmlTools.setTippyTitle(tools_HtmlTools.appendElTextNode(out,"span",text),[kb.name,this.name + ":",text].join("\n"));
 	}
 	,matchesFilter: function(kb) {
 		var tmp = this.field.access(kb);
@@ -6501,8 +6515,7 @@ table_tag_TagLikeColumnTools.buildSingleValue = function(self,out,item) {
 	var val = self.getValue(item);
 	if(val != null) {
 		self.tagToName(val);
-		tools_HtmlTools.appendElTextNode(out,"span",self.getShortLabel(val));
-		tools_HtmlTools.setTippyTitle(out,[table_tag_TagLikeColumnTools.getName(item),self.name + ":",self.getFilterLabel(val)].join("\n"));
+		tools_HtmlTools.setTippyTitle(tools_HtmlTools.appendElTextNode(out,"span",self.getShortLabel(val)),[table_tag_TagLikeColumnTools.getName(item),self.name + ":",self.getFilterLabel(val)].join("\n"));
 	} else {
 		tools_HtmlTools.appendElTextNode(out,"span",self.nullCaption);
 	}
diff --git a/docs/style.css b/docs/style.css
index c3248d9..d3e41a3 100644
--- a/docs/style.css
+++ b/docs/style.css
@@ -76,10 +76,16 @@ h2 {
 .tag-options[column-count="3"] {
   columns: 3;
 }
+body.rowstag .if-colstag {
+  display: none;
+}
+body.forties .if-colstag {
+  display: none;
+}
 body:not(.rowstag) .if-rowstag {
   display: none;
 }
-body.rowstag .if-colstag {
+body:not(.forties) .if-forties {
   display: none;
 }
 input[invalid] {
diff --git a/src/Main.hx b/src/Main.hx
index 5caf1f8..7448c92 100644
--- a/src/Main.hx
+++ b/src/Main.hx
@@ -25,16 +25,21 @@ class Main {
 		
 		var kbTable:KeyboardTable<Keyboard>;
 		var row = document.body.classList.contains("rowstag");
-		if (row) {
-			kbTable = cast new RowStagTable();
+		var forties = document.body.classList.contains("forties");
+		if (row || forties) {
+			kbTable = cast new RowStagTable(forties);
 		} else kbTable = cast new ColStagTable();
 		KeyboardPage.main(kbTable);
 		
 		ToDoList.element = document.querySelectorAuto("#todo");
-		ToDoList.set(row
-			? (cast window).rowStagTODOs
-			: (cast window).keyboardTODOs
-		);
+		var dynWindow = cast window;
+		if (forties) {
+			ToDoList.set(dynWindow.fortiesTODOs);
+		} else if (row) {
+			ToDoList.set(dynWindow.rowStagTODOs);
+		} else {
+			ToDoList.set(dynWindow.keyboardTODOs);
+		}
 	}
 	
 }
\ No newline at end of file
diff --git a/src/RowStagTable.hx b/src/RowStagTable.hx
index cbb701e..bacf561 100644
--- a/src/RowStagTable.hx
+++ b/src/RowStagTable.hx
@@ -20,6 +20,11 @@ using tools.HtmlTools;
  * @author YellowAfterlife
  */
 class RowStagTable extends KeyboardTable<RowStagKeyboard> {
+	public var isForties:Bool;
+	public function new(isForties) {
+		this.isForties = isForties;
+		super();
+	}
 	override public function collectFilters():DynamicAccess<String> {
 		var result = super.collectFilters();
 		result["row"] = "";
@@ -237,7 +242,11 @@ class RowStagTable extends KeyboardTable<RowStagKeyboard> {
 		addColumn(mw);
 	}
 	override public function initKeyboards() {
-		var kbs:Array<RowStagKeyboard> = (cast window).rowStagData;
+		var dynWindow = (cast window);
+		var kbs:Array<RowStagKeyboard>;
+		if (isForties) {
+			kbs = dynWindow.fortiesData;
+		} else kbs = dynWindow.rowStagData;
 		for (kb in kbs) {
 			if (kb is String) {
 				document.querySelector("#version").innerText = cast kb;
diff --git a/src/styles/global.less b/src/styles/global.less
index 2e1c702..57a8fa2 100644
--- a/src/styles/global.less
+++ b/src/styles/global.less
@@ -87,11 +87,16 @@ h2 {
   columns: 3;
 }
 
+body.rowstag .if-colstag {
+  display: none;
+}
+body.forties .if-colstag {
+  display: none;
+}
 body:not(.rowstag) .if-rowstag {
   display: none;
 }
-
-body.rowstag .if-colstag {
+body:not(.forties) .if-forties {
   display: none;
 }