Google search script
https://cse.google.com/all

Go to control panel
Click on website domain> custom search comes up
Click setup ... located on left side
Scroll down half way to Details..... searc engine ID   Public UL Get Code
Click Get Code.

The code must be pasted between two <div> tags
So <div>    </div>


<script>
  (function() {
    var cx = '008436663528501336739:wrj5qymy2yc';
    var gcse = document.createElement('script');
    gcse.type = 'text/javascript';
    gcse.async = true;
    gcse.src = (document.location.protocol == 'https:' ? 'https:' : 'http:') +
        '//cse.google.com/cse.js?cx=' + cx;
    var s = document.getElementsByTagName('script')[0];
    s.parentNode.insertBefore(gcse, s);
  })();
</script>
<gcse:search></gcse:search>

Here is the final:

<script><endnote><head>
<script></script>
      <div id="myDiv" name="myDiv"
 title="Example Div Element">
      <h5>Search all results</h5>
      </div>
      <script>
(function() {
var cx = '008436663528501336739:nxwdic4rfi8';
var gcse = document.createElement('script');
gcse.type = 'text/javascript';
gcse.async = true;
gcse.src = (document.location.protocol == 'https:' ? 'https:' : 'http:') +
'//cse.google.com/cse.js?cx=' + cx;
var s = document.getElementsByTagName('script')[0];
s.parentNode.insertBefore(gcse, s);
})();
      </script>
      <gcse:search></gcse:search>
      <div id="myDiv" name="myDiv"
 title="Example Div Element">
      <h5><a
 href="http://waterheatertimer.org/Search-waterheatertimer.org.html"
 target="_blank">Or search using Find feature</a></h5>
      </div>


Google search
Or search using Find feature