diff --git a/src/en/template.html b/src/en/template.html
index fc0797dd5..77444e37d 100644
--- a/src/en/template.html
+++ b/src/en/template.html
@@ -845,8 +845,39 @@
                       </tr>
                       <tr>
                           <td style="margin-left: 10px;" colspan="2">
-                              
-                              <hr />
+                            <div id="ContentPlaceHolderBody_TheContentPage_Panel1" class="DocSearchPanel">                           
+                              <div class="DocSearchInput" style="text-align:right;">
+                                <input name="ctl00$ContentPlaceHolderBody$TheContentPage$ctl00$ctl00$TextBox_SearchInput" type="text"
+                                  id="ContentPlaceHolderBody_TheContentPage_ctl00_ctl00_TextBox_SearchInput">
+                                <select name="ctl00$ContentPlaceHolderBody$TheContentPage$ctl00$ctl00$DropDownList_Book"
+                                  id="ContentPlaceHolderBody_TheContentPage_ctl00_ctl00_DropDownList_Book">
+                                  <option selected="selected" value="">All Books</option>
+                                  <option value="Non-Programming Books">Non-Programming Books</option>
+                                  <option value="User-Guide">　User Guide</option>
+                                  <option value="Tutorials">　Tutorials</option>
+                                  <option value="Quick-Help">　Quick Help</option>
+                                  <option value="Origin-Help">　Origin Help</option>
+                                  <option value="Programming Books">Programming Books</option>
+                                  <option value="X-Function">　X-Function</option>
+                                  <option value="OriginC">　Origin C</option>
+                                  <option value="LabTalk">　LabTalk Programming</option>
+                                  <option value="python">　Python</option>
+                                  <option value="ExternalPython">　Python (External)</option>
+                                  <option value="COM">　Automation Server</option>
+                                  <option value="LabVIEW">　LabVIEW VI</option>
+                                  <option value="App">　Apps</option>
+                                  <option value="AppDev">　App Development</option>
+                                  <option value="CodeBuild">　Code Builder</option>
+                                  <option value="License">　License</option>
+                                  <option value="MOCA">　MOCA</option>
+                                  <option value="Orglab">　Orglab</option>                            
+                                </select>
+                                <input name="ctl00$ContentPlaceHolderBody$TheContentPage$ctl00$ctl00$Button_Search" value="Search"
+                                  id="ContentPlaceHolderBody_TheContentPage_ctl00_ctl00_Button_Search"
+                                  onclick="searchDoc('en', 'ContentPlaceHolderBody_TheContentPage_ctl00_ctl00_TextBox_SearchInput', 'ContentPlaceHolderBody_TheContentPage_ctl00_ctl00_DropDownList_Book')">
+                              </div>
+                            </div>
+                            <hr />
                           </td>
                       </tr>
                       <tr style="border-bottom: solid 1px black">
diff --git a/src/lib/script.js b/src/lib/script.js
index 8f0707f72..bf1696c55 100644
--- a/src/lib/script.js
+++ b/src/lib/script.js
@@ -3,7 +3,8 @@ function searchSite(inputId) {
     document.location.href = "https://www.google.com/search?sitesearch=www.originlab.com&q=" + encodeURIComponent(terms);
 }
 
-function searchDoc(inputId, lang, book) {
+function searchDoc(lang, inputId, selectId) {
     var terms = document.getElementById(inputId).value;
+    var book = document.getElementById(selectId).value;
     document.location.href = `https://www.google.com/search?sitesearch=www.originlab.com/doc/${lang}/${book}&` + encodeURIComponent(terms);
 }
\ No newline at end of file