jquery in html page

<h2>New Key Commissions Database: Tasks</h2>
<form name=qdbform method=POST onsubmit='return validateForm(this)' encType='multipart/form-data' action=https://mydomain.quickbase.com/db/mytable1?a=td>
    <input type=hidden name=fform value=1>
    <table>
        <tr>
            <td class=m>
                <font color=red size=+1>* </font>Recruiter Number</td>
            <td class=m><input type=text size=40 name=_fid_21></td>
        </tr>
    </table><input type=hidden name=rdr value='https://mydomain.quickbase.com/db/mytable1?a=td'>
    <input type=submit value=Report>
</form>
<br />Powered by QuickBase <a href="http://www.quickbase.com/">Online Database</a>
<font color=red>* required fields</font>

<script src="https://ajax.googleapis.com/ajax/libs/jquery/1.7.2/jquery.min.js"></script>
<script>
    function validateForm(theForm) {
        if (theForm._fid_21.value == "") {
            alert('Please enter the recruiter number.');
            theForm._fid_21.focus();
            return (false);
        }

        var dbipegTable = "mytable2";

        var rnbr = theForm._fid_21.value;
        alert(rnbr);


        var myapptoken = "theapptoken";
        $.ajaxSetup({
            data: {
                apptoken: myapptoken
            }
        });


        var promiseMaxCount = $.get(dbipegTable, {
            act: "API_DoQueryCount",
            query: "{'19'.EQ.'" + rnbr + "'}"
        });


        $.when(promiseMaxCount).then(function (xml) {
            var numMatches = $("numMatches", xml).text();
            alert(numMatches);
        });
    }

</script>