Remove Google Search stuff which hasn't been working for many years now. Too bad DuckDuckGo doesn't offer something like this.

ISHelp/Staging/contents-template.htm

@@ -16,7 +16,6 @@
 <td><div style="width: 4px"></div></td>
 <td id="tab-contents" class="selectedtab" onmousedown="select_tab('contents');"><a href="javascript:select_tab('contents');">Contents</a></td>
 <td id="tab-index" class="unselectedtab" onmousedown="select_tab('index');"><a href="javascript:select_tab('index');">Index</a></td>
-<td id="tab-search" class="unselectedtab" onmousedown="select_tab('search');"><a href="javascript:select_tab('search');">Search</a></td>
 <td style="width: 100%">&nbsp;</td>
 </tr>
 </table>
@@ -32,11 +31,6 @@
 <div style="margin-top: 1em; text-align: center; color: GrayText">Loading...</div>
 </div>
 
-<div id="tabbody-search" style="display: none; padding: 4px">
-<div style="margin-bottom: 0.5em">Search Inno Setup Help:</div>
-<div id="searchcont"><div style="margin-top: 1em; text-align: center; color: GrayText">Loading...</div></div>
-</div>
-
 </div>
 
 </body>

ISHelp/Staging/contents.css

@@ -1,6 +1,6 @@
 /*
   Inno Setup
-  Copyright (C) 1997-2019 Jordan Russell
+  Copyright (C) 1997-2021 Jordan Russell
   Portions by Martijn Laan
   For conditions of distribution and use, see LICENSE.TXT.
 
@@ -122,61 +122,4 @@ INPUT {
 	color: HighlightText;
 	background-color: Highlight;
 	outline-color: WindowText;   /* needed for focus rect to appear on Firefox (3.5) */
-}
-
-
-#searchcont .gsc-control {
-	font: small Arial, sans-serif;   /* 10pt */
-	width: 100%;
-}
-#searchcont .gsc-tabHeader {
-	display: none;
-}
-#searchcont .gsc-resultsHeader {
-	border: none;
-}
-#searchcont .gs-webResult DIV.gs-visibleUrl-short {
-	display: none;
-}
-#searchcont .gsc-result .gs-title {
-	height: auto;   /* otherwise it clips to one line */
-	overflow: visible;   /* otherwise focus rectangle is chopped off */
-}
-#searchcont .gs-result .gs-title,
-#searchcont .gs-result .gs-title * {
-	color: #008000;
-}
-#searchcont .gs-result .gs-snippet {
-	font-size: 90%;   /* 9pt (9/10) */
-}
-#searchcont .gsc-results .gsc-cursor-box {
-	padding-top: 0.5em;
-	text-align: center;
-}
-#searchcont .gsc-results .gsc-cursor-box .gsc-cursor-page {
-	padding: 1px 5px;
-	border: 1px solid #008000;
-	color: #008000;
-	font-size: 90%;   /* 9pt (9/10) */
-	text-decoration: none;
-	     border-radius: 3px;
-	-moz-border-radius: 3px;			/* for Firefox 3.6 */
-	        box-shadow: #c0c0c0 1px 1px 2px;
-	   -moz-box-shadow: #c0c0c0 1px 1px 2px;	/* for Firefox 3.6 */
-	-webkit-box-shadow: #c0c0c0 1px 1px 2px;	/* for Chrome 6.0 */
-	-moz-user-select: none;
-}
-#searchcont .gsc-results .gsc-cursor-box .gsc-cursor-page:hover {
-	background-color: #008000;
-	color: white;
-	        box-shadow: #008000 0 0 5px, #c0c0c0 1px 1px 2px;
-	   -moz-box-shadow: #008000 0 0 5px, #c0c0c0 1px 1px 2px;	/* for Firefox 3.6 */
-	-webkit-box-shadow: #008000 0 0 5px, #c0c0c0 1px 1px 2px;	/* for Chrome 6.0 */
-}
-#searchcont .gsc-results .gsc-cursor-box .gsc-cursor-current-page {
-	background-color: #008000;
-	color: white;
-}
-#searchcont .gsc-results .gsc-cursor-box .gsc-trailing-more-results {
-	display: none;
-}
+}

ISHelp/Staging/contents.js

@@ -1,14 +1,12 @@
 /*
   Inno Setup
-  Copyright (C) 1997-2020 Jordan Russell
+  Copyright (C) 1997-2021 Jordan Russell
   Portions by Martijn Laan
   For conditions of distribution and use, see LICENSE.TXT.
 
   JavaScript code used by contents.htm
 */
 
-var searchTabBaseUrl = "https://jrsoftware.org/ishelp/";
-
 function get_absolute_top(obj)
 {
 	var y = obj.offsetTop;
@@ -217,7 +215,7 @@ function sync_contents()
 
 function select_tab(newTab)
 {
-	var tabs = ["contents", "index", "search"];
+	var tabs = ["contents", "index"];
 
 	var i;
 	for (i = 0; i < tabs.length; i++) {
@@ -231,7 +229,6 @@ function select_tab(newTab)
 	document.getElementById("tabbody-" + newTab).style.display = "";
 
 	if (newTab == "index") init_index_tab();
-	if (newTab == "search") init_search_tab();
 }
 
 var indexTabInited = false;
@@ -295,37 +292,3 @@ function index_tab_element_clicked(evt)
 		}
 	}
 }
-
-var searchTabInited = false;
-
-function init_search_tab()
-{
-	if (searchTabInited) return;
-	searchTabInited = true;
-
-	var script = document.createElement("script");
-	script.src = "http://www.google.com/jsapi?callback=google_loader_callback";
-	script.type = "text/javascript";
-	document.getElementsByTagName("head")[0].appendChild(script);
-}
-
-function google_loader_callback()
-{
-	google.load("search", "1", {"callback" : google_searchapi_callback});
-}
-
-function google_searchapi_callback() {
-	var drawOptions = new google.search.DrawOptions();
-	drawOptions.setDrawMode(google.search.SearchControl.DRAW_MODE_TABBED);
-
-	var webSearch = new google.search.WebSearch();
-	webSearch.setSiteRestriction(searchTabBaseUrl);
-	webSearch.setUserDefinedLabel("Results");
-
-	var searchControl = new google.search.SearchControl();
-	searchControl.setLinkTarget("bodyframe");
-	searchControl.setResultSetSize(google.search.Search.LARGE_RESULTSET);
-	searchControl.addSearcher(webSearch);
-	searchControl.setNoResultsString("No results");
-	searchControl.draw(document.getElementById("searchcont"), drawOptions);
-}