diff --git a/.eslintrc.json b/.eslintrc.json
index a659df68..2f20fc8d 100644
--- a/.eslintrc.json
+++ b/.eslintrc.json
@@ -37,6 +37,8 @@
         "@typescript-eslint/no-unused-vars": "off"
       },
       "globals": {
+        "sdoMap": "readonly",
+        "biblio": "readonly",
         "debounce": "writable",
         "referencePane": "writable",
         "sdoBox": "writable",
diff --git a/docs/ecmarkup.js b/docs/ecmarkup.js
index 741b52c8..7332e24b 100644
--- a/docs/ecmarkup.js
+++ b/docs/ecmarkup.js
@@ -1,3 +1,4 @@
+
 'use strict';
 let sdoBox = {
   init() {
@@ -41,6 +42,10 @@ let sdoBox = {
 };
 
 document.addEventListener('DOMContentLoaded', () => {
+  if (typeof sdoMap == 'undefined') {
+    console.error('could not find sdo map');
+    return;
+  }
   sdoBox.init();
 
   let insideTooltip = false;
@@ -77,15 +82,6 @@ document.addEventListener('DOMContentLoaded', () => {
   );
 });
 
-let sdoMap = {};
-document.addEventListener('DOMContentLoaded', () => {
-  let sdoMapContainer = document.getElementById('sdo-map');
-  if (sdoMapContainer == null) {
-    console.error('could not find SDO map container');
-  } else {
-    sdoMap = JSON.parse(sdoMapContainer.textContent);
-  }
-});
 'use strict';
 function Search(menu) {
   this.menu = menu;
@@ -113,11 +109,11 @@ function Search(menu) {
 }
 
 Search.prototype.loadBiblio = function () {
-  let $biblio = document.getElementById('menu-search-biblio');
-  if (!$biblio) {
+  if (typeof biblio === 'undefined') {
+    console.error('could not find biblio');
     this.biblio = [];
   } else {
-    this.biblio = JSON.parse($biblio.textContent);
+    this.biblio = biblio;
     this.biblio.clauses = this.biblio.filter(e => e.type === 'clause');
     this.biblio.byId = this.biblio.reduce((map, entry) => {
       map[entry.id] = entry;
@@ -1022,6 +1018,7 @@ document.addEventListener('DOMContentLoaded', () => {
   Toolbox.init();
   referencePane.init();
 });
+
 'use strict';
 let decimalBullet = Array.from({ length: 100 }, (a, i) => '' + (i + 1));
 let alphaBullet = Array.from({ length: 26 }, (a, i) => String.fromCharCode('a'.charCodeAt(0) + i));
@@ -1052,3 +1049,6 @@ document.addEventListener('DOMContentLoaded', () => {
     addStepNumberText(ol, []);
   });
 });
+
+let sdoMap = JSON.parse(`{}`);
+let biblio = JSON.parse(`[{"type":"clause","id":"intro","aoid":null,"titleHTML":"Ecmarkup","number":"","referencingIds":[],"key":"Ecmarkup"},{"type":"clause","id":"getting-started","aoid":null,"titleHTML":"Getting Started","number":"1","referencingIds":[],"key":"Getting Started"},{"type":"table","id":"build-options","node":{},"number":1,"caption":"Table 1: Build options","referencingIds":["_ref_13"],"key":"Table 1: Build options"},{"type":"table","id":"document-options","node":{},"number":2,"caption":"Table 2: Document options","referencingIds":["_ref_14"],"key":"Table 2: Document options"},{"type":"clause","id":"useful-options","aoid":null,"titleHTML":"Options","number":"2","referencingIds":[],"key":"Options"},{"type":"clause","id":"stylesheets-and-scripts","aoid":null,"titleHTML":"Stylesheets and Scripts","number":"3","referencingIds":[],"key":"Stylesheets and Scripts"},{"type":"table","id":"emd-overview","node":{},"number":4,"caption":"Table 4: Inline styles/conventions","referencingIds":["_ref_4"],"key":"Table 4: Inline styles/conventions"},{"type":"clause","id":"editorial-conventions","aoid":null,"titleHTML":"Editorial Conventions","number":"4","referencingIds":[],"key":"Editorial Conventions"},{"type":"clause","id":"metadata","aoid":null,"titleHTML":"Metadata","number":"5","referencingIds":[],"key":"Metadata"},{"type":"clause","id":"emu-intro","aoid":null,"titleHTML":"emu-intro","number":"6.1","referencingIds":["_ref_1"],"key":"emu-intro"},{"type":"clause","id":"example-normative-optional","aoid":null,"titleHTML":"Example Normative Optional Clause","number":"6.2.1","referencingIds":[],"key":"Example Normative Optional Clause"},{"type":"clause","id":"emu-clause","aoid":null,"titleHTML":"emu-clause","number":"6.2","referencingIds":["_ref_0","_ref_16"],"key":"emu-clause"},{"type":"clause","id":"emu-annex","aoid":null,"titleHTML":"emu-annex","number":"6.3","referencingIds":["_ref_2"],"key":"emu-annex"},{"type":"clause","id":"clauses","aoid":null,"titleHTML":"Clauses","number":"6","referencingIds":[],"key":"Clauses"},{"type":"step","id":"replace-me","stepNumbers":[2,1],"referencingIds":["_ref_15"],"key":"replace-me"},{"type":"op","aoid":"EmuAlg","refId":"emu-alg","referencingIds":[],"key":"EmuAlg"},{"type":"clause","id":"emu-alg","aoid":"EmuAlg","titleHTML":"emu-alg","number":"7","referencingIds":["_ref_3","_ref_20"],"key":"emu-alg"},{"type":"clause","id":"emu-eqn","aoid":null,"titleHTML":"emu-eqn","number":"8","referencingIds":["_ref_5"],"key":"emu-eqn"},{"type":"clause","id":"emu-note","aoid":null,"titleHTML":"emu-note","number":"9","referencingIds":["_ref_6","_ref_17"],"key":"emu-note"},{"type":"step","id":"example-step-label","stepNumbers":[1],"referencingIds":["_ref_19"],"key":"example-step-label"},{"type":"clause","id":"emu-xref","aoid":null,"titleHTML":"emu-xref","number":"10","referencingIds":["_ref_12"],"key":"emu-xref"},{"type":"clause","id":"emu-not-ref","aoid":null,"titleHTML":"emu-not-ref","number":"11","referencingIds":["_ref_21"],"key":"emu-not-ref"},{"type":"clause","id":"emu-figure","aoid":null,"titleHTML":"emu-figure","number":"12","referencingIds":["_ref_7"],"key":"emu-figure"},{"type":"clause","id":"emu-table","aoid":null,"titleHTML":"emu-table","number":"13","referencingIds":["_ref_8"],"key":"emu-table"},{"type":"clause","id":"emu-example","aoid":null,"titleHTML":"emu-example","number":"14","referencingIds":["_ref_9"],"key":"emu-example"},{"type":"clause","id":"emu-biblio","aoid":null,"titleHTML":"emu-biblio","number":"15","referencingIds":["_ref_18"],"key":"emu-biblio"},{"type":"production","id":"prod-WhileStatement","name":"WhileStatement","referencingIds":[],"key":"WhileStatement"},{"type":"production","id":"prod-ArgumentList","name":"ArgumentList","referencingIds":["_ref_22"],"key":"ArgumentList"},{"type":"production","id":"prod-IterationStatement","name":"IterationStatement","referencingIds":[],"key":"IterationStatement"},{"type":"production","id":"prod-Identifier","name":"Identifier","referencingIds":[],"key":"Identifier"},{"type":"production","id":"prod-SourceCharacter","name":"SourceCharacter","referencingIds":[],"key":"SourceCharacter"},{"type":"production","id":"prod-ExpressionStatement","name":"ExpressionStatement","referencingIds":["_ref_23"],"key":"ExpressionStatement"},{"type":"production","id":"prod-DecimalDigit","name":"DecimalDigit","referencingIds":[],"key":"DecimalDigit"},{"type":"production","id":"prod-StatementList","name":"StatementList","referencingIds":[],"key":"StatementList"},{"type":"clause","id":"emu-grammar","aoid":null,"titleHTML":"emu-grammar","number":"16.1","referencingIds":["_ref_10"],"key":"emu-grammar"},{"type":"clause","id":"emu-production","aoid":null,"titleHTML":"emu-production","number":"16.2","referencingIds":["_ref_11"],"key":"emu-production"},{"type":"clause","id":"emu-rhs","aoid":null,"titleHTML":"emu-rhs","number":"16.3","referencingIds":[],"key":"emu-rhs"},{"type":"clause","id":"emu-nt","aoid":null,"titleHTML":"emu-nt","number":"16.4","referencingIds":[],"key":"emu-nt"},{"type":"clause","id":"emu-t","aoid":null,"titleHTML":"emu-t","number":"16.5","referencingIds":[],"key":"emu-t"},{"type":"clause","id":"emu-gmod","aoid":null,"titleHTML":"emu-gmod","number":"16.6","referencingIds":[],"key":"emu-gmod"},{"type":"clause","id":"emu-gann","aoid":null,"titleHTML":"emu-gann","number":"16.7","referencingIds":[],"key":"emu-gann"},{"type":"clause","id":"emu-gprose","aoid":null,"titleHTML":"emu-gprose","number":"16.8","referencingIds":[],"key":"emu-gprose"},{"type":"clause","id":"emu-prodref","aoid":null,"titleHTML":"emu-prodref","number":"16.9","referencingIds":[],"key":"emu-prodref"},{"type":"clause","id":"grammar","aoid":null,"titleHTML":"Specifying Grammar","number":"16","referencingIds":[],"key":"Specifying Grammar"},{"type":"clause","id":"imports","aoid":null,"titleHTML":"Imports","number":"17","referencingIds":[],"key":"Imports"},{"type":"clause","id":"oldids","aoid":null,"titleHTML":"Old IDs","number":"18.1","referencingIds":[],"key":"Old IDs"},{"type":"clause","id":"ins-del","aoid":null,"titleHTML":"ins & del","number":"18.2","referencingIds":[],"key":"ins & del"},{"type":"clause","id":"pre-code","aoid":null,"titleHTML":"Code Listings","number":"18.3","referencingIds":[],"key":"Code Listings"},{"type":"clause","id":"css","aoid":null,"titleHTML":"Other Styles & Conventions","number":"18","referencingIds":[],"key":"Other Styles & Conventions"},{"type":"term","term":"example","refId":"emu-not-ref","referencingIds":[],"key":"example"}]`);
\ No newline at end of file
diff --git a/docs/index.html b/docs/index.html
index a36fab4f..4b93f6c0 100644
--- a/docs/index.html
+++ b/docs/index.html
@@ -1,10 +1,8 @@
 <!doctype html>
 <head><meta charset="utf-8">
-<script src="ecmarkup.js"></script>
-<link rel="stylesheet" href="elements.css">
-<link rel="stylesheet" href="https://cdnjs.cloudflare.com/ajax/libs/highlight.js/10.5.0/styles/solarized-light.min.css">
+<link rel="stylesheet" href="elements.css"><link rel="stylesheet" href="https://cdnjs.cloudflare.com/ajax/libs/highlight.js/10.5.0/styles/solarized-light.min.css">
 <title>Ecmarkup</title>
-<script type="application/json" id="sdo-map">{}</script><script type="application/json" id="menu-search-biblio">[{"type":"clause","id":"intro","aoid":null,"titleHTML":"Ecmarkup","number":"","referencingIds":[],"key":"Ecmarkup"},{"type":"clause","id":"getting-started","aoid":null,"titleHTML":"Getting Started","number":"1","referencingIds":[],"key":"Getting Started"},{"type":"table","id":"build-options","node":{},"number":1,"caption":"Table 1: Build options","referencingIds":["_ref_13"],"key":"Table 1: Build options"},{"type":"table","id":"document-options","node":{},"number":2,"caption":"Table 2: Document options","referencingIds":["_ref_14"],"key":"Table 2: Document options"},{"type":"clause","id":"useful-options","aoid":null,"titleHTML":"Options","number":"2","referencingIds":[],"key":"Options"},{"type":"clause","id":"stylesheets-and-scripts","aoid":null,"titleHTML":"Stylesheets and Scripts","number":"3","referencingIds":[],"key":"Stylesheets and Scripts"},{"type":"table","id":"emd-overview","node":{},"number":4,"caption":"Table 4: Inline styles/conventions","referencingIds":["_ref_4"],"key":"Table 4: Inline styles/conventions"},{"type":"clause","id":"editorial-conventions","aoid":null,"titleHTML":"Editorial Conventions","number":"4","referencingIds":[],"key":"Editorial Conventions"},{"type":"clause","id":"metadata","aoid":null,"titleHTML":"Metadata","number":"5","referencingIds":[],"key":"Metadata"},{"type":"clause","id":"emu-intro","aoid":null,"titleHTML":"emu-intro","number":"6.1","referencingIds":["_ref_1"],"key":"emu-intro"},{"type":"clause","id":"example-normative-optional","aoid":null,"titleHTML":"Example Normative Optional Clause","number":"6.2.1","referencingIds":[],"key":"Example Normative Optional Clause"},{"type":"clause","id":"emu-clause","aoid":null,"titleHTML":"emu-clause","number":"6.2","referencingIds":["_ref_0","_ref_16"],"key":"emu-clause"},{"type":"clause","id":"emu-annex","aoid":null,"titleHTML":"emu-annex","number":"6.3","referencingIds":["_ref_2"],"key":"emu-annex"},{"type":"clause","id":"clauses","aoid":null,"titleHTML":"Clauses","number":"6","referencingIds":[],"key":"Clauses"},{"type":"step","id":"replace-me","stepNumbers":[2,1],"referencingIds":["_ref_15"],"key":"replace-me"},{"type":"op","aoid":"EmuAlg","refId":"emu-alg","referencingIds":[],"key":"EmuAlg"},{"type":"clause","id":"emu-alg","aoid":"EmuAlg","titleHTML":"emu-alg","number":"7","referencingIds":["_ref_3","_ref_20"],"key":"emu-alg"},{"type":"clause","id":"emu-eqn","aoid":null,"titleHTML":"emu-eqn","number":"8","referencingIds":["_ref_5"],"key":"emu-eqn"},{"type":"clause","id":"emu-note","aoid":null,"titleHTML":"emu-note","number":"9","referencingIds":["_ref_6","_ref_17"],"key":"emu-note"},{"type":"step","id":"example-step-label","stepNumbers":[1],"referencingIds":["_ref_19"],"key":"example-step-label"},{"type":"clause","id":"emu-xref","aoid":null,"titleHTML":"emu-xref","number":"10","referencingIds":["_ref_12"],"key":"emu-xref"},{"type":"clause","id":"emu-not-ref","aoid":null,"titleHTML":"emu-not-ref","number":"11","referencingIds":["_ref_21"],"key":"emu-not-ref"},{"type":"clause","id":"emu-figure","aoid":null,"titleHTML":"emu-figure","number":"12","referencingIds":["_ref_7"],"key":"emu-figure"},{"type":"clause","id":"emu-table","aoid":null,"titleHTML":"emu-table","number":"13","referencingIds":["_ref_8"],"key":"emu-table"},{"type":"clause","id":"emu-example","aoid":null,"titleHTML":"emu-example","number":"14","referencingIds":["_ref_9"],"key":"emu-example"},{"type":"clause","id":"emu-biblio","aoid":null,"titleHTML":"emu-biblio","number":"15","referencingIds":["_ref_18"],"key":"emu-biblio"},{"type":"production","id":"prod-WhileStatement","name":"WhileStatement","referencingIds":[],"key":"WhileStatement"},{"type":"production","id":"prod-ArgumentList","name":"ArgumentList","referencingIds":["_ref_22"],"key":"ArgumentList"},{"type":"production","id":"prod-IterationStatement","name":"IterationStatement","referencingIds":[],"key":"IterationStatement"},{"type":"production","id":"prod-Identifier","name":"Identifier","referencingIds":[],"key":"Identifier"},{"type":"production","id":"prod-SourceCharacter","name":"SourceCharacter","referencingIds":[],"key":"SourceCharacter"},{"type":"production","id":"prod-ExpressionStatement","name":"ExpressionStatement","referencingIds":["_ref_23"],"key":"ExpressionStatement"},{"type":"production","id":"prod-DecimalDigit","name":"DecimalDigit","referencingIds":[],"key":"DecimalDigit"},{"type":"production","id":"prod-StatementList","name":"StatementList","referencingIds":[],"key":"StatementList"},{"type":"clause","id":"emu-grammar","aoid":null,"titleHTML":"emu-grammar","number":"16.1","referencingIds":["_ref_10"],"key":"emu-grammar"},{"type":"clause","id":"emu-production","aoid":null,"titleHTML":"emu-production","number":"16.2","referencingIds":["_ref_11"],"key":"emu-production"},{"type":"clause","id":"emu-rhs","aoid":null,"titleHTML":"emu-rhs","number":"16.3","referencingIds":[],"key":"emu-rhs"},{"type":"clause","id":"emu-nt","aoid":null,"titleHTML":"emu-nt","number":"16.4","referencingIds":[],"key":"emu-nt"},{"type":"clause","id":"emu-t","aoid":null,"titleHTML":"emu-t","number":"16.5","referencingIds":[],"key":"emu-t"},{"type":"clause","id":"emu-gmod","aoid":null,"titleHTML":"emu-gmod","number":"16.6","referencingIds":[],"key":"emu-gmod"},{"type":"clause","id":"emu-gann","aoid":null,"titleHTML":"emu-gann","number":"16.7","referencingIds":[],"key":"emu-gann"},{"type":"clause","id":"emu-gprose","aoid":null,"titleHTML":"emu-gprose","number":"16.8","referencingIds":[],"key":"emu-gprose"},{"type":"clause","id":"emu-prodref","aoid":null,"titleHTML":"emu-prodref","number":"16.9","referencingIds":[],"key":"emu-prodref"},{"type":"clause","id":"grammar","aoid":null,"titleHTML":"Specifying Grammar","number":"16","referencingIds":[],"key":"Specifying Grammar"},{"type":"clause","id":"imports","aoid":null,"titleHTML":"Imports","number":"17","referencingIds":[],"key":"Imports"},{"type":"clause","id":"oldids","aoid":null,"titleHTML":"Old IDs","number":"18.1","referencingIds":[],"key":"Old IDs"},{"type":"clause","id":"ins-del","aoid":null,"titleHTML":"ins &amp; del","number":"18.2","referencingIds":[],"key":"ins & del"},{"type":"clause","id":"pre-code","aoid":null,"titleHTML":"Code Listings","number":"18.3","referencingIds":[],"key":"Code Listings"},{"type":"clause","id":"css","aoid":null,"titleHTML":"Other Styles &amp; Conventions","number":"18","referencingIds":[],"key":"Other Styles & Conventions"},{"type":"term","term":"example","refId":"emu-not-ref","referencingIds":[],"key":"example"}]</script></head><body><div id="menu-toggle">☰</div><div id="menu-spacer"></div><div id="menu"><div id="menu-search"><input type="text" id="menu-search-box" placeholder="Search..."><div id="menu-search-results" class="inactive"></div></div><div id="menu-pins"><div class="menu-pane-header">Pins</div><ul id="menu-pins-list"></ul></div><div class="menu-pane-header">Table of Contents</div><div id="menu-toc"><ol class="toc"><li><span class="item-toggle-none"></span><a href="#intro" title="Ecmarkup">Ecmarkup</a></li><li><span class="item-toggle-none"></span><a href="#getting-started" title="Getting Started"><span class="secnum">1</span> Getting Started</a></li><li><span class="item-toggle-none"></span><a href="#useful-options" title="Options"><span class="secnum">2</span> Options</a></li><li><span class="item-toggle-none"></span><a href="#stylesheets-and-scripts" title="Stylesheets and Scripts"><span class="secnum">3</span> Stylesheets and Scripts</a></li><li><span class="item-toggle-none"></span><a href="#editorial-conventions" title="Editorial Conventions"><span class="secnum">4</span> Editorial Conventions</a></li><li><span class="item-toggle-none"></span><a href="#metadata" title="Metadata"><span class="secnum">5</span> Metadata</a></li><li><span class="item-toggle">◢</span><a href="#clauses" title="Clauses"><span class="secnum">6</span> Clauses</a><ol class="toc"><li><span class="item-toggle-none"></span><a href="#emu-intro" title="emu-intro"><span class="secnum">6.1</span> emu-intro</a></li><li><span class="item-toggle">◢</span><a href="#emu-clause" title="emu-clause"><span class="secnum">6.2</span> emu-clause</a><ol class="toc"><li><span class="item-toggle-none"></span><a href="#example-normative-optional" title="Example Normative Optional Clause"><span class="secnum">6.2.1</span> Example Normative Optional Clause</a></li></ol></li><li><span class="item-toggle-none"></span><a href="#emu-annex" title="emu-annex"><span class="secnum">6.3</span> emu-annex</a></li></ol></li><li><span class="item-toggle-none"></span><a href="#emu-alg" title="emu-alg"><span class="secnum">7</span> emu-alg</a></li><li><span class="item-toggle-none"></span><a href="#emu-eqn" title="emu-eqn"><span class="secnum">8</span> emu-eqn</a></li><li><span class="item-toggle-none"></span><a href="#emu-note" title="emu-note"><span class="secnum">9</span> emu-note</a></li><li><span class="item-toggle-none"></span><a href="#emu-xref" title="emu-xref"><span class="secnum">10</span> emu-xref</a></li><li><span class="item-toggle-none"></span><a href="#emu-not-ref" title="emu-not-ref"><span class="secnum">11</span> emu-not-ref</a></li><li><span class="item-toggle-none"></span><a href="#emu-figure" title="emu-figure"><span class="secnum">12</span> emu-figure</a></li><li><span class="item-toggle-none"></span><a href="#emu-table" title="emu-table"><span class="secnum">13</span> emu-table</a></li><li><span class="item-toggle-none"></span><a href="#emu-example" title="emu-example"><span class="secnum">14</span> emu-example</a></li><li><span class="item-toggle-none"></span><a href="#emu-biblio" title="emu-biblio"><span class="secnum">15</span> emu-biblio</a></li><li><span class="item-toggle">◢</span><a href="#grammar" title="Specifying Grammar"><span class="secnum">16</span> Specifying Grammar</a><ol class="toc"><li><span class="item-toggle-none"></span><a href="#emu-grammar" title="emu-grammar"><span class="secnum">16.1</span> emu-grammar</a></li><li><span class="item-toggle-none"></span><a href="#emu-production" title="emu-production"><span class="secnum">16.2</span> emu-production</a></li><li><span class="item-toggle-none"></span><a href="#emu-rhs" title="emu-rhs"><span class="secnum">16.3</span> emu-rhs</a></li><li><span class="item-toggle-none"></span><a href="#emu-nt" title="emu-nt"><span class="secnum">16.4</span> emu-nt</a></li><li><span class="item-toggle-none"></span><a href="#emu-t" title="emu-t"><span class="secnum">16.5</span> emu-t</a></li><li><span class="item-toggle-none"></span><a href="#emu-gmod" title="emu-gmod"><span class="secnum">16.6</span> emu-gmod</a></li><li><span class="item-toggle-none"></span><a href="#emu-gann" title="emu-gann"><span class="secnum">16.7</span> emu-gann</a></li><li><span class="item-toggle-none"></span><a href="#emu-gprose" title="emu-gprose"><span class="secnum">16.8</span> emu-gprose</a></li><li><span class="item-toggle-none"></span><a href="#emu-prodref" title="emu-prodref"><span class="secnum">16.9</span> emu-prodref</a></li></ol></li><li><span class="item-toggle-none"></span><a href="#imports" title="Imports"><span class="secnum">17</span> Imports</a></li><li><span class="item-toggle">◢</span><a href="#css" title="Other Styles &amp; Conventions"><span class="secnum">18</span> Other Styles &amp; Conventions</a><ol class="toc"><li><span class="item-toggle-none"></span><a href="#oldids" title="Old IDs"><span class="secnum">18.1</span> Old IDs</a></li><li><span class="item-toggle-none"></span><a href="#ins-del" title="ins &amp; del"><span class="secnum">18.2</span> ins &amp; del</a></li><li><span class="item-toggle-none"></span><a href="#pre-code" title="Code Listings"><span class="secnum">18.3</span> Code Listings</a></li></ol></li></ol></div></div><div id="spec-container">
+<script src="ecmarkup.js?cache=M91WIcMu" defer=""></script></head><body><div id="menu-toggle">☰</div><div id="menu-spacer"></div><div id="menu"><div id="menu-search"><input type="text" id="menu-search-box" placeholder="Search..."><div id="menu-search-results" class="inactive"></div></div><div id="menu-pins"><div class="menu-pane-header">Pins</div><ul id="menu-pins-list"></ul></div><div class="menu-pane-header">Table of Contents</div><div id="menu-toc"><ol class="toc"><li><span class="item-toggle-none"></span><a href="#intro" title="Ecmarkup">Ecmarkup</a></li><li><span class="item-toggle-none"></span><a href="#getting-started" title="Getting Started"><span class="secnum">1</span> Getting Started</a></li><li><span class="item-toggle-none"></span><a href="#useful-options" title="Options"><span class="secnum">2</span> Options</a></li><li><span class="item-toggle-none"></span><a href="#stylesheets-and-scripts" title="Stylesheets and Scripts"><span class="secnum">3</span> Stylesheets and Scripts</a></li><li><span class="item-toggle-none"></span><a href="#editorial-conventions" title="Editorial Conventions"><span class="secnum">4</span> Editorial Conventions</a></li><li><span class="item-toggle-none"></span><a href="#metadata" title="Metadata"><span class="secnum">5</span> Metadata</a></li><li><span class="item-toggle">◢</span><a href="#clauses" title="Clauses"><span class="secnum">6</span> Clauses</a><ol class="toc"><li><span class="item-toggle-none"></span><a href="#emu-intro" title="emu-intro"><span class="secnum">6.1</span> emu-intro</a></li><li><span class="item-toggle">◢</span><a href="#emu-clause" title="emu-clause"><span class="secnum">6.2</span> emu-clause</a><ol class="toc"><li><span class="item-toggle-none"></span><a href="#example-normative-optional" title="Example Normative Optional Clause"><span class="secnum">6.2.1</span> Example Normative Optional Clause</a></li></ol></li><li><span class="item-toggle-none"></span><a href="#emu-annex" title="emu-annex"><span class="secnum">6.3</span> emu-annex</a></li></ol></li><li><span class="item-toggle-none"></span><a href="#emu-alg" title="emu-alg"><span class="secnum">7</span> emu-alg</a></li><li><span class="item-toggle-none"></span><a href="#emu-eqn" title="emu-eqn"><span class="secnum">8</span> emu-eqn</a></li><li><span class="item-toggle-none"></span><a href="#emu-note" title="emu-note"><span class="secnum">9</span> emu-note</a></li><li><span class="item-toggle-none"></span><a href="#emu-xref" title="emu-xref"><span class="secnum">10</span> emu-xref</a></li><li><span class="item-toggle-none"></span><a href="#emu-not-ref" title="emu-not-ref"><span class="secnum">11</span> emu-not-ref</a></li><li><span class="item-toggle-none"></span><a href="#emu-figure" title="emu-figure"><span class="secnum">12</span> emu-figure</a></li><li><span class="item-toggle-none"></span><a href="#emu-table" title="emu-table"><span class="secnum">13</span> emu-table</a></li><li><span class="item-toggle-none"></span><a href="#emu-example" title="emu-example"><span class="secnum">14</span> emu-example</a></li><li><span class="item-toggle-none"></span><a href="#emu-biblio" title="emu-biblio"><span class="secnum">15</span> emu-biblio</a></li><li><span class="item-toggle">◢</span><a href="#grammar" title="Specifying Grammar"><span class="secnum">16</span> Specifying Grammar</a><ol class="toc"><li><span class="item-toggle-none"></span><a href="#emu-grammar" title="emu-grammar"><span class="secnum">16.1</span> emu-grammar</a></li><li><span class="item-toggle-none"></span><a href="#emu-production" title="emu-production"><span class="secnum">16.2</span> emu-production</a></li><li><span class="item-toggle-none"></span><a href="#emu-rhs" title="emu-rhs"><span class="secnum">16.3</span> emu-rhs</a></li><li><span class="item-toggle-none"></span><a href="#emu-nt" title="emu-nt"><span class="secnum">16.4</span> emu-nt</a></li><li><span class="item-toggle-none"></span><a href="#emu-t" title="emu-t"><span class="secnum">16.5</span> emu-t</a></li><li><span class="item-toggle-none"></span><a href="#emu-gmod" title="emu-gmod"><span class="secnum">16.6</span> emu-gmod</a></li><li><span class="item-toggle-none"></span><a href="#emu-gann" title="emu-gann"><span class="secnum">16.7</span> emu-gann</a></li><li><span class="item-toggle-none"></span><a href="#emu-gprose" title="emu-gprose"><span class="secnum">16.8</span> emu-gprose</a></li><li><span class="item-toggle-none"></span><a href="#emu-prodref" title="emu-prodref"><span class="secnum">16.9</span> emu-prodref</a></li></ol></li><li><span class="item-toggle-none"></span><a href="#imports" title="Imports"><span class="secnum">17</span> Imports</a></li><li><span class="item-toggle">◢</span><a href="#css" title="Other Styles &amp; Conventions"><span class="secnum">18</span> Other Styles &amp; Conventions</a><ol class="toc"><li><span class="item-toggle-none"></span><a href="#oldids" title="Old IDs"><span class="secnum">18.1</span> Old IDs</a></li><li><span class="item-toggle-none"></span><a href="#ins-del" title="ins &amp; del"><span class="secnum">18.2</span> ins &amp; del</a></li><li><span class="item-toggle-none"></span><a href="#pre-code" title="Code Listings"><span class="secnum">18.3</span> Code Listings</a></li></ol></li></ol></div></div><div id="spec-container">
 <emu-biblio href="./biblio.json"></emu-biblio>
 <emu-intro id="intro">
   <h1>Ecmarkup</h1>
diff --git a/js/menu.js b/js/menu.js
index 3ed76d9f..d973a1c3 100644
--- a/js/menu.js
+++ b/js/menu.js
@@ -25,11 +25,11 @@ function Search(menu) {
 }
 
 Search.prototype.loadBiblio = function () {
-  let $biblio = document.getElementById('menu-search-biblio');
-  if (!$biblio) {
+  if (typeof biblio === 'undefined') {
+    console.error('could not find biblio');
     this.biblio = [];
   } else {
-    this.biblio = JSON.parse($biblio.textContent);
+    this.biblio = biblio;
     this.biblio.clauses = this.biblio.filter(e => e.type === 'clause');
     this.biblio.byId = this.biblio.reduce((map, entry) => {
       map[entry.id] = entry;
diff --git a/js/sdoMap.js b/js/sdoMap.js
index b45d5135..e9464cc3 100644
--- a/js/sdoMap.js
+++ b/js/sdoMap.js
@@ -41,6 +41,10 @@ let sdoBox = {
 };
 
 document.addEventListener('DOMContentLoaded', () => {
+  if (typeof sdoMap == 'undefined') {
+    console.error('could not find sdo map');
+    return;
+  }
   sdoBox.init();
 
   let insideTooltip = false;
@@ -76,13 +80,3 @@ document.addEventListener('DOMContentLoaded', () => {
     })
   );
 });
-
-let sdoMap = {};
-document.addEventListener('DOMContentLoaded', () => {
-  let sdoMapContainer = document.getElementById('sdo-map');
-  if (sdoMapContainer == null) {
-    console.error('could not find SDO map container');
-  } else {
-    sdoMap = JSON.parse(sdoMapContainer.textContent);
-  }
-});
diff --git a/spec/index.html b/spec/index.html
index a9915bad..9cb6cf4a 100644
--- a/spec/index.html
+++ b/spec/index.html
@@ -1,12 +1,9 @@
 <!doctype html>
 <meta charset="utf8">
-<script src="ecmarkup.js"></script>
-<link rel="stylesheet" href="elements.css">
 <link rel="stylesheet" href="https://cdnjs.cloudflare.com/ajax/libs/highlight.js/10.5.0/styles/solarized-light.min.css">
 <title>Ecmarkup</title>
 <pre class=metadata>
 repository: https://github.com/tc39/ecmarkup
-assets: none
 copyright: false
 </pre>
 <emu-biblio href="./biblio.json"></emu-biblio>
diff --git a/src/Menu.ts b/src/Menu.ts
index a2e25ce3..0fd96199 100644
--- a/src/Menu.ts
+++ b/src/Menu.ts
@@ -55,12 +55,10 @@ export default class Menu {
 
     this.spec.doc.body.insertBefore(menuToggle, this.spec.doc.body.firstChild);
 
-    const biblioContainer = this.spec.doc.createElement('script');
-    biblioContainer.setAttribute('type', 'application/json');
-    biblioContainer.id = 'menu-search-biblio';
-    biblioContainer.textContent = JSON.stringify(this.spec.biblio, (k, v) =>
+    const json = JSON.stringify(this.spec.biblio, (k, v) =>
       ['title', 'namespace', 'location'].includes(k) ? undefined : v
     );
-    this.spec.doc.head.appendChild(biblioContainer);
+
+    return `let biblio = JSON.parse(\`${json.replace(/[\\`$]/g, '\\$&')}\`);`;
   }
 }
diff --git a/src/Spec.ts b/src/Spec.ts
index 92a90eec..995f7998 100644
--- a/src/Spec.ts
+++ b/src/Spec.ts
@@ -423,7 +423,7 @@ export default class Spec {
 
     await walk(walker, context);
 
-    this.generateSDOMap();
+    const sdoJs = this.generateSDOMap();
 
     this.setReplacementAlgorithmOffsets();
 
@@ -458,20 +458,18 @@ export default class Spec {
     this.setCharset();
     this.buildSpecWrapper();
 
+    let tocJs = '';
     if (this.opts.toc) {
       this.log('Building table of contents...');
 
-      let toc: Toc | Menu;
       if (this.opts.oldToc) {
-        toc = new Toc(this);
+        new Toc(this).build();
       } else {
-        toc = new Menu(this);
+        tocJs = new Menu(this).build();
       }
-
-      toc.build();
     }
 
-    await this.buildAssets();
+    await this.buildAssets(sdoJs, tocJs);
 
     return this;
   }
@@ -556,8 +554,8 @@ export default class Spec {
     });
   }
 
-  private async buildAssets() {
-    const jsContents = await concatJs();
+  private async buildAssets(...extras: string[]) {
+    const jsContents = await concatJs(...extras);
     const cssContents = await utils.readFile(path.join(__dirname, '../css/elements.css'));
 
     if (this.opts.jsOut) {
@@ -587,7 +585,7 @@ export default class Spec {
       }
       if (!skipJs) {
         const script = this.doc.createElement('script');
-        script.src = path.relative(outDir, this.opts.jsOut);
+        script.src = path.relative(outDir, this.opts.jsOut) + '?cache=' + sha(jsContents);
         script.setAttribute('defer', '');
         this.doc.head.appendChild(script);
       }
@@ -1050,11 +1048,8 @@ export default class Spec {
       }
     }
 
-    let sdoMapContainer = this.doc.createElement('script');
-    sdoMapContainer.setAttribute('type', 'application/json');
-    sdoMapContainer.id = 'sdo-map';
-    sdoMapContainer.textContent = JSON.stringify(sdoMap);
-    this.doc.head.appendChild(sdoMapContainer);
+    const json = JSON.stringify(sdoMap);
+    return `let sdoMap = JSON.parse(\`${json.replace(/[\\`$]/g, '\\$&')}\`);`;
   }
 
   private setReplacementAlgorithmOffsets() {
@@ -1314,11 +1309,12 @@ async function walk(walker: TreeWalker, context: Context) {
 }
 
 const jsDependencies = ['sdoMap.js', 'menu.js', 'listNumbers.js'];
-async function concatJs() {
-  const dependencies = await Promise.all(
+async function concatJs(...extras: string[]) {
+  let dependencies = await Promise.all(
     jsDependencies.map(dependency => utils.readFile(path.join(__dirname, '../js/' + dependency)))
   );
-  return dependencies.reduce((js, dependency) => js + dependency, '');
+  dependencies = dependencies.concat(extras);
+  return dependencies.reduce((js, dependency) => js + '\n' + dependency, '');
 }
 
 // todo move this to utils maybe
diff --git a/test/baselines/reference/algorithm-replacements.html b/test/baselines/reference/algorithm-replacements.html
index ae4fd0a2..ec0a60d3 100644
--- a/test/baselines/reference/algorithm-replacements.html
+++ b/test/baselines/reference/algorithm-replacements.html
@@ -1,5 +1,5 @@
 <!doctype html>
-<head><meta charset="utf-8"><script type="application/json" id="sdo-map">{}</script></head><body><div id="spec-container">
+<head><meta charset="utf-8"></head><body><div id="spec-container">
 
 <emu-clause id="test">
   <h1><span class="secnum">1</span> Title</h1>
diff --git a/test/baselines/reference/algorithms.html b/test/baselines/reference/algorithms.html
index 807c6ca6..4fbc06ef 100644
--- a/test/baselines/reference/algorithms.html
+++ b/test/baselines/reference/algorithms.html
@@ -1,5 +1,5 @@
 <!doctype html>
-<head><meta charset="utf-8"><script type="application/json" id="sdo-map">{}</script></head><body><div id="spec-container">
+<head><meta charset="utf-8"></head><body><div id="spec-container">
 <emu-biblio href="./algorithmsBiblio.json"></emu-biblio>
 <emu-alg><ol><li>Can call <emu-xref href="#sec-algorithm-conventions-abstract-operations"><a href="https://tc39.es/ecma262/#sec-algorithm-conventions-abstract-operations">abstract operations</a></emu-xref> in this spec: <emu-xref aoid="Internal" id="_ref_0"><a href="#sec-internal">Internal</a></emu-xref>();</li><li>Can call <emu-xref href="#sec-algorithm-conventions-abstract-operations"><a href="https://tc39.es/ecma262/#sec-algorithm-conventions-abstract-operations">abstract operations</a></emu-xref> in ES6: <emu-xref aoid="ReturnIfAbrupt" id="_ref_1"><a href="https://tc39.es/ecma262/#sec-returnifabrupt">ReturnIfAbrupt</a></emu-xref>(<var>completion</var>);</li><li>Can call <emu-xref href="#sec-algorithm-conventions-abstract-operations"><a href="https://tc39.es/ecma262/#sec-algorithm-conventions-abstract-operations">abstract operations</a></emu-xref> in a biblio file: <emu-xref aoid="Biblio"><a href="http://example.com/fooSite.html#sec-biblio">Biblio</a></emu-xref>();</li><li>Unfound <emu-xref href="#sec-algorithm-conventions-abstract-operations"><a href="https://tc39.es/ecma262/#sec-algorithm-conventions-abstract-operations">abstract operations</a></emu-xref> just don't link: Unfound();</li><li>Can prefix with ! and ?.<ol><li>Let <var>foo</var> be ?&nbsp;<emu-xref aoid="Internal" id="_ref_2"><a href="#sec-internal">Internal</a></emu-xref>();</li><li>Let <var>bar</var> be !&nbsp;<emu-xref aoid="Internal" id="_ref_3"><a href="#sec-internal">Internal</a></emu-xref>();</li></ol></li></ol></emu-alg>
 
diff --git a/test/baselines/reference/autolinking.html b/test/baselines/reference/autolinking.html
index da7f4123..f0dc0771 100644
--- a/test/baselines/reference/autolinking.html
+++ b/test/baselines/reference/autolinking.html
@@ -1,5 +1,5 @@
 <!doctype html>
-<head><meta charset="utf-8"><script type="application/json" id="sdo-map">{}</script></head><body><div id="spec-container">
+<head><meta charset="utf-8"></head><body><div id="spec-container">
 <emu-clause id="sec-foo">
   <h1><span class="secnum">1</span> Autolinking</h1>
   <p>Type, type, <emu-xref aoid="Type" id="_ref_0"><a href="https://tc39.es/ecma262/#sec-ecmascript-data-types-and-values">Type</a></emu-xref>(), type()</p>
diff --git a/test/baselines/reference/boilerplate-address.html b/test/baselines/reference/boilerplate-address.html
index 283f6357..c857547d 100644
--- a/test/baselines/reference/boilerplate-address.html
+++ b/test/baselines/reference/boilerplate-address.html
@@ -1,5 +1,5 @@
 <!doctype html>
-<head><meta charset="utf-8"><title>test title!</title><script type="application/json" id="sdo-map">{}</script></head><body><div id="spec-container"><h1 class="title">test title!</h1>
+<head><meta charset="utf-8"><title>test title!</title></head><body><div id="spec-container"><h1 class="title">test title!</h1>
 
 <emu-annex id="sec-copyright-and-software-license">
       <h1><span class="secnum">A</span> Copyright &amp; Software License</h1>
diff --git a/test/baselines/reference/boilerplate-all.html b/test/baselines/reference/boilerplate-all.html
index 145e6e0c..1a0e6bb6 100644
--- a/test/baselines/reference/boilerplate-all.html
+++ b/test/baselines/reference/boilerplate-all.html
@@ -1,5 +1,5 @@
 <!doctype html>
-<head><meta charset="utf-8"><title>test title!</title><script type="application/json" id="sdo-map">{}</script></head><body><div id="spec-container"><h1 class="title">test title!</h1>
+<head><meta charset="utf-8"><title>test title!</title></head><body><div id="spec-container"><h1 class="title">test title!</h1>
 
 <emu-annex id="sec-copyright-and-software-license">
       <h1><span class="secnum">A</span> Copyright &amp; Software License</h1>
diff --git a/test/baselines/reference/boilerplate-copyright.html b/test/baselines/reference/boilerplate-copyright.html
index 1ff62ba2..b42bb9ca 100644
--- a/test/baselines/reference/boilerplate-copyright.html
+++ b/test/baselines/reference/boilerplate-copyright.html
@@ -1,5 +1,5 @@
 <!doctype html>
-<head><meta charset="utf-8"><title>test title!</title><script type="application/json" id="sdo-map">{}</script></head><body><div id="spec-container"><h1 class="title">test title!</h1>
+<head><meta charset="utf-8"><title>test title!</title></head><body><div id="spec-container"><h1 class="title">test title!</h1>
 
 <emu-annex id="sec-copyright-and-software-license">
       <h1><span class="secnum">A</span> Copyright &amp; Software License</h1>
diff --git a/test/baselines/reference/boilerplate-license.html b/test/baselines/reference/boilerplate-license.html
index 3df5c5e7..bd83b651 100644
--- a/test/baselines/reference/boilerplate-license.html
+++ b/test/baselines/reference/boilerplate-license.html
@@ -1,5 +1,5 @@
 <!doctype html>
-<head><meta charset="utf-8"><title>test title!</title><script type="application/json" id="sdo-map">{}</script></head><body><div id="spec-container"><h1 class="title">test title!</h1>
+<head><meta charset="utf-8"><title>test title!</title></head><body><div id="spec-container"><h1 class="title">test title!</h1>
 
 <emu-annex id="sec-copyright-and-software-license">
       <h1><span class="secnum">A</span> Copyright &amp; Software License</h1>
diff --git a/test/baselines/reference/charset-absent.html b/test/baselines/reference/charset-absent.html
index 3358f831..e29ee3ad 100644
--- a/test/baselines/reference/charset-absent.html
+++ b/test/baselines/reference/charset-absent.html
@@ -1,3 +1,3 @@
 <!doctype html>
-<head><meta charset="utf-8"><script type="application/json" id="sdo-map">{}</script></head><body><div id="spec-container">
+<head><meta charset="utf-8"></head><body><div id="spec-container">
 </div></body>
\ No newline at end of file
diff --git a/test/baselines/reference/charset-present.html b/test/baselines/reference/charset-present.html
index 5ee6cd29..e0aaf3aa 100644
--- a/test/baselines/reference/charset-present.html
+++ b/test/baselines/reference/charset-present.html
@@ -1,5 +1,5 @@
 <!doctype html>
 <head><meta charset="utf-8">
-<script type="application/json" id="sdo-map">{}</script></head><body><div id="spec-container">
+</head><body><div id="spec-container">
 
 </div></body>
\ No newline at end of file
diff --git a/test/baselines/reference/clauses.html b/test/baselines/reference/clauses.html
index 3838ab22..df4bcaf6 100644
--- a/test/baselines/reference/clauses.html
+++ b/test/baselines/reference/clauses.html
@@ -1,5 +1,5 @@
 <!doctype html>
-<head><meta charset="utf-8"><script type="application/json" id="sdo-map">{}</script></head><body class=" oldtoc"><div id="spec-container">
+<head><meta charset="utf-8"></head><body class=" oldtoc"><div id="spec-container">
 <div><h2>Table of Contents</h2><ol class="toc"><li><a href="#sec-intro" title="Intro">Intro</a><ol class="toc"><li><a href="#sec-intro2" title="Sub Intro">Sub Intro</a></li></ol></li><li><a href="#sec-clause" title="Clause Foo(a, b)"><span class="secnum">1</span> Clause Foo(<var>a</var>, <var>b</var>)</a><ol class="toc"><li><a href="#Foo" title="Sub Clause"><span class="secnum">1.1</span> Sub Clause</a></li></ol></li><li><a href="#sec-annex" title="Annex"><span class="secnum">A</span> Annex</a><ol class="toc"><li><a href="#sec-annex2" title="Sub-annex"><span class="secnum">A.1</span> Sub-annex</a></li></ol></li></ol></div><emu-intro id="sec-intro">
   <h1>Intro</h1>
   <emu-intro id="sec-intro2">
diff --git a/test/baselines/reference/code.html b/test/baselines/reference/code.html
index 3d16e674..581bb879 100644
--- a/test/baselines/reference/code.html
+++ b/test/baselines/reference/code.html
@@ -1,5 +1,5 @@
 <!doctype html>
-<head><meta charset="utf-8"><script type="application/json" id="sdo-map">{}</script></head><body><div id="spec-container">
+<head><meta charset="utf-8"></head><body><div id="spec-container">
 <link rel="stylesheet" href="css/elements.css">
 <emu-clause id="foo">
   <h1><span class="secnum">1</span> Test Clause</h1>
diff --git a/test/baselines/reference/copyright.html b/test/baselines/reference/copyright.html
index 0cf2b40c..424c6891 100644
--- a/test/baselines/reference/copyright.html
+++ b/test/baselines/reference/copyright.html
@@ -1,5 +1,5 @@
 <!doctype html>
-<head><meta charset="utf-8"><title>test title!</title><script type="application/json" id="sdo-map">{}</script></head><body><div id="spec-container"><h1 class="version">Draft 1 / September 26, 2014</h1><h1 class="title">test title!</h1>
+<head><meta charset="utf-8"><title>test title!</title></head><body><div id="spec-container"><h1 class="version">Draft 1 / September 26, 2014</h1><h1 class="title">test title!</h1>
 <emu-clause id="sec-clause">
   <h1><span class="secnum">1</span> Test Clause</h1>
 </emu-clause><emu-annex id="sec-copyright-and-software-license">
diff --git a/test/baselines/reference/date.html b/test/baselines/reference/date.html
index 8347b2a5..ba7cf23f 100644
--- a/test/baselines/reference/date.html
+++ b/test/baselines/reference/date.html
@@ -1,5 +1,5 @@
 <!doctype html>
-<head><meta charset="utf-8"><title>test title!</title><script type="application/json" id="sdo-map">{}</script></head><body><div id="spec-container"><h1 class="title">test title!</h1>
+<head><meta charset="utf-8"><title>test title!</title></head><body><div id="spec-container"><h1 class="title">test title!</h1>
 
 <p>Some body content</p>
 
diff --git a/test/baselines/reference/dfn.html b/test/baselines/reference/dfn.html
index dd65fc1e..b23f7e1c 100644
--- a/test/baselines/reference/dfn.html
+++ b/test/baselines/reference/dfn.html
@@ -1,5 +1,5 @@
 <!doctype html>
-<head><meta charset="utf-8"><script type="application/json" id="sdo-map">{}</script></head><body><div id="spec-container">
+<head><meta charset="utf-8"></head><body><div id="spec-container">
 <emu-intro id="sec-intro">
   <h1>Intro</h1>
   <p>Forward references to <emu-xref href="#sec-dfn" id="_ref_0"><a href="#sec-dfn">dfn</a></emu-xref> work.</p>
diff --git a/test/baselines/reference/duplicate-ids.html b/test/baselines/reference/duplicate-ids.html
index 0b1e28bf..be71f3d9 100644
--- a/test/baselines/reference/duplicate-ids.html
+++ b/test/baselines/reference/duplicate-ids.html
@@ -1,5 +1,5 @@
 <!doctype html>
-<head><meta charset="utf-8"><script type="application/json" id="sdo-map">{}</script></head><body><div id="spec-container">
+<head><meta charset="utf-8"></head><body><div id="spec-container">
 <emu-clause id="sec-a">
   <h1><span class="secnum">1</span> A</h1>
   <emu-clause id="sec-a">
diff --git a/test/baselines/reference/duplicate-productions.html b/test/baselines/reference/duplicate-productions.html
index 992fd14f..f42cbaf1 100644
--- a/test/baselines/reference/duplicate-productions.html
+++ b/test/baselines/reference/duplicate-productions.html
@@ -1,5 +1,5 @@
 <!doctype html>
-<head><meta charset="utf-8"><script type="application/json" id="sdo-map">{}</script></head><body><div id="spec-container">
+<head><meta charset="utf-8"></head><body><div id="spec-container">
 <emu-production name="Prod"><emu-nt><a href="#prod-Prod">Prod</a></emu-nt> <emu-geq>:</emu-geq> </emu-production>
 <emu-grammar><emu-production name="GMD" type="lexical">
     <emu-nt><a href="#prod-GMD">GMD</a></emu-nt> <emu-geq>::</emu-geq> <emu-rhs a="a29056ec">
diff --git a/test/baselines/reference/emd-in-grammar.html b/test/baselines/reference/emd-in-grammar.html
index 1414eb42..4e2bbf7d 100644
--- a/test/baselines/reference/emd-in-grammar.html
+++ b/test/baselines/reference/emd-in-grammar.html
@@ -1,5 +1,5 @@
 <!doctype html>
-<head><meta charset="utf-8"><script type="application/json" id="sdo-map">{}</script></head><body><div id="spec-container">
+<head><meta charset="utf-8"></head><body><div id="spec-container">
 
 <emu-clause id="sec-example">
   <h1><span class="secnum">1</span> Example</h1>
diff --git a/test/baselines/reference/eqn.html b/test/baselines/reference/eqn.html
index 3ab85b22..2a560881 100644
--- a/test/baselines/reference/eqn.html
+++ b/test/baselines/reference/eqn.html
@@ -1,6 +1,6 @@
 <!doctype html>
 <head><meta charset="utf-8"><link rel="stylesheet" href="./css/elements.css">
-<script type="application/json" id="sdo-map">{}</script></head><body><div id="spec-container">
+</head><body><div id="spec-container">
 <emu-clause id="sec-example">
   <h1><span class="secnum">1</span> Header</h1>
   <p>Can refer to eqns inside paragraph text via autolinking: <emu-xref aoid="DateValue" id="_ref_0"><a href="#eqn-DateValue">DateValue</a></emu-xref>.</p>
diff --git a/test/baselines/reference/escaping.html b/test/baselines/reference/escaping.html
index 82e2bd1f..1b72f96f 100644
--- a/test/baselines/reference/escaping.html
+++ b/test/baselines/reference/escaping.html
@@ -1,5 +1,5 @@
 <!doctype html>
-<head><meta charset="utf-8"><script type="application/json" id="sdo-map">{}</script></head><body><div id="spec-container">
+<head><meta charset="utf-8"></head><body><div id="spec-container">
 <emu-clause id="blah">
 <h1><span class="secnum">1</span> blah</h1>
 <p>U+200C (ZERO WIDTH NON-JOINER) is abbreviated "&lt;ZWNJ&gt;"</p>
diff --git a/test/baselines/reference/example.html b/test/baselines/reference/example.html
index a8f02177..b855f291 100644
--- a/test/baselines/reference/example.html
+++ b/test/baselines/reference/example.html
@@ -1,5 +1,5 @@
 <!doctype html>
-<head><meta charset="utf-8"><script type="application/json" id="sdo-map">{}</script></head><body><div id="spec-container">
+<head><meta charset="utf-8"></head><body><div id="spec-container">
 <p>Examples outside of clauses aren't processed specially.</p>
 <emu-example>
   This is an example.
diff --git a/test/baselines/reference/figure.html b/test/baselines/reference/figure.html
index 60977a06..6b1e661c 100644
--- a/test/baselines/reference/figure.html
+++ b/test/baselines/reference/figure.html
@@ -1,5 +1,5 @@
 <!doctype html>
-<head><meta charset="utf-8"><script type="application/json" id="sdo-map">{}</script></head><body><div id="spec-container">
+<head><meta charset="utf-8"></head><body><div id="spec-container">
 <link rel="stylesheet" href="css/elements.css">
 <emu-figure id="figure-1"><figure><figcaption>Figure 1</figcaption>
   this is a figure!
diff --git a/test/baselines/reference/grammar.html b/test/baselines/reference/grammar.html
index 299ed671..ee27efdd 100644
--- a/test/baselines/reference/grammar.html
+++ b/test/baselines/reference/grammar.html
@@ -1,6 +1,6 @@
 <!doctype html>
 <head><meta charset="utf-8"><link rel="stylesheet" href="../css/elements.css">
-<script type="application/json" id="sdo-map">{}</script></head><body><div id="spec-container">
+</head><body><div id="spec-container">
 
 <emu-grammar type="definition"><emu-production name="FooTerminal" id="prod-FooTerminal">
     <emu-nt><a href="#prod-FooTerminal">FooTerminal</a></emu-nt> <emu-geq>:</emu-geq> <ins><emu-rhs a="5422ad14">
diff --git a/test/baselines/reference/html-element-attributes.html b/test/baselines/reference/html-element-attributes.html
index c7f95232..1d52c7f0 100644
--- a/test/baselines/reference/html-element-attributes.html
+++ b/test/baselines/reference/html-element-attributes.html
@@ -1,5 +1,5 @@
 <!doctype html>
-<html lang="en-GB-oxendict"><head><meta charset="utf-8"><script type="application/json" id="sdo-map">{}</script></head><body><div id="spec-container">
+<html lang="en-GB-oxendict"><head><meta charset="utf-8"></head><body><div id="spec-container">
 Content
 
 </div></body></html>
\ No newline at end of file
diff --git a/test/baselines/reference/imports.html b/test/baselines/reference/imports.html
index dedac1e8..ac69cbf3 100644
--- a/test/baselines/reference/imports.html
+++ b/test/baselines/reference/imports.html
@@ -1,5 +1,5 @@
 <!doctype html>
-<head><meta charset="utf-8"><script type="application/json" id="sdo-map">{}</script></head><body><div id="spec-container">
+<head><meta charset="utf-8"></head><body><div id="spec-container">
 <emu-import href="imports/import1.html"><emu-clause id="Baz" aoid="Baz">
   <h1><span class="secnum">1</span> Header</h1>
   <p>text</p>
diff --git a/test/baselines/reference/ins-nonterminal.html b/test/baselines/reference/ins-nonterminal.html
index 5f75e10a..0e5a1b9c 100644
--- a/test/baselines/reference/ins-nonterminal.html
+++ b/test/baselines/reference/ins-nonterminal.html
@@ -1,5 +1,5 @@
 <!doctype html>
-<head><meta charset="utf-8"><script type="application/json" id="sdo-map">{}</script></head><body><div id="spec-container">
+<head><meta charset="utf-8"></head><body><div id="spec-container">
 
 <emu-production name="A" type="lexical" oneof="" primary="" id="prod-A">
     <emu-nt><a href="#prod-A">A</a></emu-nt> <emu-geq>::</emu-geq> <emu-oneof>one of</emu-oneof> <emu-rhs><del><emu-t>a</emu-t></del> <emu-t>b</emu-t> <emu-t>c</emu-t> <mark><emu-t>d</emu-t></mark>  <ins><emu-t>e</emu-t> <emu-t>f</emu-t></ins></emu-rhs>
diff --git a/test/baselines/reference/namespaces-productions.html b/test/baselines/reference/namespaces-productions.html
index 0cb374d7..65959a58 100644
--- a/test/baselines/reference/namespaces-productions.html
+++ b/test/baselines/reference/namespaces-productions.html
@@ -1,5 +1,5 @@
 <!doctype html>
-<head><meta charset="utf-8"><script type="application/json" id="sdo-map">{}</script></head><body><div id="spec-container">
+<head><meta charset="utf-8"></head><body><div id="spec-container">
 <emu-intro id="intro" namespace="intro">
   <h1>Intro</h1>
   <emu-grammar type="definition"><emu-production name="Foo" type="lexical" id="prod-intro-Foo">
diff --git a/test/baselines/reference/namespaces.html b/test/baselines/reference/namespaces.html
index e27f6aa5..2b6c2aa5 100644
--- a/test/baselines/reference/namespaces.html
+++ b/test/baselines/reference/namespaces.html
@@ -1,5 +1,5 @@
 <!doctype html>
-<head><meta charset="utf-8"><script type="application/json" id="sdo-map">{}</script></head><body><div id="spec-container">
+<head><meta charset="utf-8"></head><body><div id="spec-container">
 <emu-intro namespace="intro" aoid="SomeAlg" id="i1">
   <h1>Intro</h1>
   <emu-grammar type="definition"><emu-production name="Foo" type="lexical" id="prod-intro-Foo">
diff --git a/test/baselines/reference/nonterminal-used-before-definition.html b/test/baselines/reference/nonterminal-used-before-definition.html
index 6b5034bc..f5ca4d73 100644
--- a/test/baselines/reference/nonterminal-used-before-definition.html
+++ b/test/baselines/reference/nonterminal-used-before-definition.html
@@ -1,5 +1,5 @@
 <!doctype html>
-<head><meta charset="utf-8"><script type="application/json" id="sdo-map">{}</script></head><body><div id="spec-container">
+<head><meta charset="utf-8"></head><body><div id="spec-container">
 <emu-clause id="sec-example-sdo">
   <h1><span class="secnum">1</span> Example SDO</h1>
   <emu-grammar><emu-production name="Example" collapsed="">
diff --git a/test/baselines/reference/notes.html b/test/baselines/reference/notes.html
index 37cccff7..103db3cc 100644
--- a/test/baselines/reference/notes.html
+++ b/test/baselines/reference/notes.html
@@ -1,5 +1,5 @@
 <!doctype html>
-<head><meta charset="utf-8"><script type="application/json" id="sdo-map">{}</script></head><body><div id="spec-container">
+<head><meta charset="utf-8"></head><body><div id="spec-container">
 <emu-note>This is a note. Since it is outside a clause it is unstyled.</emu-note>
 
 <emu-clause id="sec-this">
diff --git a/test/baselines/reference/oldids.html b/test/baselines/reference/oldids.html
index e48c57b1..ee434423 100644
--- a/test/baselines/reference/oldids.html
+++ b/test/baselines/reference/oldids.html
@@ -1,5 +1,5 @@
 <!doctype html>
-<head><meta charset="utf-8"><script type="application/json" id="sdo-map">{}</script></head><body><div id="spec-container">
+<head><meta charset="utf-8"></head><body><div id="spec-container">
 <emu-clause id="c1" oldids="old1,old2"><span id="old2"></span><span id="old1"></span>
   <h1><span class="secnum">1</span> c1</h1>
   <p>This is some <dfn id="content" oldids="olddfn"><span id="olddfn"></span>content</dfn> and such.</p>
diff --git a/test/baselines/reference/proposal-copyright.html b/test/baselines/reference/proposal-copyright.html
index a7df6a8a..ee74ffb8 100644
--- a/test/baselines/reference/proposal-copyright.html
+++ b/test/baselines/reference/proposal-copyright.html
@@ -1,5 +1,5 @@
 <!doctype html>
-<head><meta charset="utf-8"><title>test title!</title><script type="application/json" id="sdo-map">{}</script></head><body><div id="spec-container"><h1 class="version">Stage 0 Draft / September 26, 2014</h1><h1 class="title">test title!</h1>
+<head><meta charset="utf-8"><title>test title!</title></head><body><div id="spec-container"><h1 class="version">Stage 0 Draft / September 26, 2014</h1><h1 class="title">test title!</h1>
 
 <emu-annex id="sec-copyright-and-software-license">
       <h1><span class="secnum">A</span> Copyright &amp; Software License</h1>
diff --git a/test/baselines/reference/shortname.html b/test/baselines/reference/shortname.html
index 7ecc7f7b..07e3276e 100644
--- a/test/baselines/reference/shortname.html
+++ b/test/baselines/reference/shortname.html
@@ -1,5 +1,5 @@
 <!doctype html>
-<head><meta charset="utf-8"><title>test title!</title><script type="application/json" id="sdo-map">{}</script></head><body><div id="spec-container"><h1 class="shortname">Draft ECMA-000</h1><h1 class="version">Draft 1 / September 26, 2015</h1><h1 class="title">test title!</h1>
+<head><meta charset="utf-8"><title>test title!</title></head><body><div id="spec-container"><h1 class="shortname">Draft ECMA-000</h1><h1 class="version">Draft 1 / September 26, 2015</h1><h1 class="title">test title!</h1>
 
 <p>Some body content</p>
 </div></body>
\ No newline at end of file
diff --git a/test/baselines/reference/step-xrefs.html b/test/baselines/reference/step-xrefs.html
index 155b0714..010a318b 100644
--- a/test/baselines/reference/step-xrefs.html
+++ b/test/baselines/reference/step-xrefs.html
@@ -1,5 +1,5 @@
 <!doctype html>
-<head><meta charset="utf-8"><script type="application/json" id="sdo-map">{}</script></head><body><div id="spec-container">
+<head><meta charset="utf-8"></head><body><div id="spec-container">
 
 <emu-clause id="test">
   <h1><span class="secnum">1</span> Title</h1>
diff --git a/test/baselines/reference/test.html b/test/baselines/reference/test.html
index d00ac316..2ed33cb4 100644
--- a/test/baselines/reference/test.html
+++ b/test/baselines/reference/test.html
@@ -2,7 +2,7 @@
 <head><meta charset="utf-8">
 <link rel="stylesheet" href="css/elements.css">
 <script src="ecmarkup.js"></script>
-<title>Ecmarkup Test Document</title><script type="application/json" id="sdo-map">{}</script><script type="application/json" id="menu-search-biblio">[{"type":"clause","id":"i2","aoid":null,"titleHTML":"Sub Intro","number":"","referencingIds":[],"key":"Sub Intro"},{"type":"clause","id":"i1","aoid":null,"titleHTML":"Intro","number":"","referencingIds":[],"key":"Intro"},{"type":"op","aoid":"Foo","refId":"Foo","referencingIds":[],"key":"Foo"},{"type":"clause","id":"Foo","aoid":"Foo","titleHTML":"Sub Clause","number":"1.1","referencingIds":["_ref_3"],"key":"Sub Clause"},{"type":"op","aoid":"Bar","refId":"Bar","referencingIds":[],"key":"Bar"},{"type":"clause","id":"Bar","aoid":"Bar","titleHTML":"Sub Clause","number":"1.2","referencingIds":["_ref_0","_ref_1","_ref_2","_ref_4"],"key":"Sub Clause"},{"type":"production","id":"prod-A","name":"A","referencingIds":[],"key":"A"},{"type":"clause","id":"import3","aoid":null,"titleHTML":"Import 3","number":"1.3.1","referencingIds":[],"key":"Import 3"},{"type":"op","aoid":"Baz","refId":"Baz","referencingIds":[],"key":"Baz"},{"type":"clause","id":"Baz","aoid":"Baz","titleHTML":"Header","number":"1.3","referencingIds":["_ref_5"],"key":"Header"},{"type":"production","id":"prod-WhileStatement","name":"WhileStatement","referencingIds":[],"key":"WhileStatement"},{"type":"production","id":"prod-ArgumentList","name":"ArgumentList","referencingIds":["_ref_6"],"key":"ArgumentList"},{"type":"production","id":"prod-SourceCharacter","name":"SourceCharacter","referencingIds":[],"key":"SourceCharacter"},{"type":"production","id":"prod-ExpressionStatement","name":"ExpressionStatement","referencingIds":["_ref_7"],"key":"ExpressionStatement"},{"type":"production","id":"prod-StatementList","name":"StatementList","referencingIds":[],"key":"StatementList"},{"type":"production","id":"prod-Identifier","name":"Identifier","referencingIds":["_ref_8"],"key":"Identifier"},{"type":"production","id":"prod-EnumDeclaration","name":"EnumDeclaration","referencingIds":[],"key":"EnumDeclaration"},{"type":"production","id":"prod-FooBar","name":"FooBar","referencingIds":[],"key":"FooBar"},{"type":"production","id":"prod-FooBarBaz","name":"FooBarBaz","referencingIds":[],"key":"FooBarBaz"},{"type":"production","id":"prod-FunctionDeclaration","name":"FunctionDeclaration","referencingIds":[],"key":"FunctionDeclaration"},{"type":"clause","id":"c1","aoid":null,"titleHTML":"Clause Foo(<var>a</var>, <var>b</var>)","number":"1","referencingIds":[],"key":"Clause Foo(a, b)"},{"type":"clause","id":"a1","aoid":null,"titleHTML":"Annex","number":"A","referencingIds":[],"key":"Annex"}]</script></head><body><div id="menu-toggle">☰</div><div id="menu-spacer"></div><div id="menu"><div id="menu-search"><input type="text" id="menu-search-box" placeholder="Search..."><div id="menu-search-results" class="inactive"></div></div><div id="menu-pins"><div class="menu-pane-header">Pins</div><ul id="menu-pins-list"></ul></div><div class="menu-pane-header">Table of Contents</div><div id="menu-toc"><ol class="toc"><li><span class="item-toggle">◢</span><a href="#i1" title="Intro">Intro</a><ol class="toc"><li><span class="item-toggle-none"></span><a href="#i2" title="Sub Intro">Sub Intro</a></li></ol></li><li><span class="item-toggle">◢</span><a href="#c1" title="Clause Foo(a, b)"><span class="secnum">1</span> Clause Foo(<var>a</var>, <var>b</var>)</a><ol class="toc"><li><span class="item-toggle-none"></span><a href="#Foo" title="Sub Clause"><span class="secnum">1.1</span> Sub Clause</a></li><li><span class="item-toggle-none"></span><a href="#Bar" title="Sub Clause"><span class="secnum">1.2</span> Sub Clause</a></li><li><span class="item-toggle">◢</span><a href="#Baz" title="Header"><span class="secnum">1.3</span> Header</a><ol class="toc"><li><span class="item-toggle-none"></span><a href="#import3" title="Import 3"><span class="secnum">1.3.1</span> Import 3</a></li></ol></li></ol></li><li><span class="item-toggle-none"></span><a href="#a1" title="Annex"><span class="secnum">A</span> Annex</a></li></ol></div></div><div id="spec-container"><h1 class="version">Draft 1 / September 26, 2015</h1><h1 class="title">Ecmarkup Test Document</h1>
+<title>Ecmarkup Test Document</title></head><body><div id="menu-toggle">☰</div><div id="menu-spacer"></div><div id="menu"><div id="menu-search"><input type="text" id="menu-search-box" placeholder="Search..."><div id="menu-search-results" class="inactive"></div></div><div id="menu-pins"><div class="menu-pane-header">Pins</div><ul id="menu-pins-list"></ul></div><div class="menu-pane-header">Table of Contents</div><div id="menu-toc"><ol class="toc"><li><span class="item-toggle">◢</span><a href="#i1" title="Intro">Intro</a><ol class="toc"><li><span class="item-toggle-none"></span><a href="#i2" title="Sub Intro">Sub Intro</a></li></ol></li><li><span class="item-toggle">◢</span><a href="#c1" title="Clause Foo(a, b)"><span class="secnum">1</span> Clause Foo(<var>a</var>, <var>b</var>)</a><ol class="toc"><li><span class="item-toggle-none"></span><a href="#Foo" title="Sub Clause"><span class="secnum">1.1</span> Sub Clause</a></li><li><span class="item-toggle-none"></span><a href="#Bar" title="Sub Clause"><span class="secnum">1.2</span> Sub Clause</a></li><li><span class="item-toggle">◢</span><a href="#Baz" title="Header"><span class="secnum">1.3</span> Header</a><ol class="toc"><li><span class="item-toggle-none"></span><a href="#import3" title="Import 3"><span class="secnum">1.3.1</span> Import 3</a></li></ol></li></ol></li><li><span class="item-toggle-none"></span><a href="#a1" title="Annex"><span class="secnum">A</span> Annex</a></li></ol></div></div><div id="spec-container"><h1 class="version">Draft 1 / September 26, 2015</h1><h1 class="title">Ecmarkup Test Document</h1>
 <emu-intro id="i1">
   <h1>Intro</h1>
   <emu-intro id="i2">
diff --git a/test/baselines/reference/title.html b/test/baselines/reference/title.html
index 3213ef73..ff763b1a 100644
--- a/test/baselines/reference/title.html
+++ b/test/baselines/reference/title.html
@@ -1,5 +1,5 @@
 <!doctype html>
-<head><meta charset="utf-8"><title>test title!</title><script type="application/json" id="sdo-map">{}</script></head><body><div id="spec-container"><h1 class="version">Draft 1 / September 26, 2015</h1><h1 class="title">test title!</h1>
+<head><meta charset="utf-8"><title>test title!</title></head><body><div id="spec-container"><h1 class="version">Draft 1 / September 26, 2015</h1><h1 class="title">test title!</h1>
 
 <p>Some body content</p>
 </div></body>
\ No newline at end of file
diff --git a/test/baselines/reference/xref.html b/test/baselines/reference/xref.html
index 05eecbc3..0ec1d645 100644
--- a/test/baselines/reference/xref.html
+++ b/test/baselines/reference/xref.html
@@ -1,5 +1,5 @@
 <!doctype html>
-<head><meta charset="utf-8"><script type="application/json" id="sdo-map">{}</script></head><body><div id="spec-container">
+<head><meta charset="utf-8"></head><body><div id="spec-container">
 <emu-biblio href="./xrefTestBiblio.json"></emu-biblio>
 <emu-clause id="sec-clause-id">
   <h1><span class="secnum">1</span> Clause Title</h1>
diff --git a/test/build.js b/test/build.js
index cac18689..96d4b75e 100644
--- a/test/build.js
+++ b/test/build.js
@@ -6,7 +6,7 @@ const build = require('../lib/ecmarkup').build;
 const doc =
   '<!doctype html><pre class=metadata>toc: false\ncopyright: false\nassets: none</pre><emu-clause id=sec><h1>hi</h1></emu-clause>';
 const out =
-  '<!doctype html>\n<head><meta charset="utf-8"><script type="application/json" id="sdo-map">{}</script></head><body><div id="spec-container"><emu-clause id="sec"><h1><span class="secnum">1</span> hi</h1></emu-clause></div></body>';
+  '<!doctype html>\n<head><meta charset="utf-8"></head><body><div id="spec-container"><emu-clause id="sec"><h1><span class="secnum">1</span> hi</h1></emu-clause></div></body>';
 
 function fetch(file) {
   if (file.match(/\.json$/)) {