<button id="btn-reject" class="btn btn-danger" type="submit" style="float: right;">Reject Request</button>
    <div id='reject-dialog' title='Confirmation Required'>Reject Request?</div>

<script type="text/javascript">
    $(document).ready(function () {
       $("#reject-dialog").dialog({
            autoOpen: false,
            modal: true,
            buttons: {
                "Confirm": {
                    text: "OK",
                    id: "confirm-reject"
                },
                "Cancel": {
                    text: "Cancel",
                    id: "cancel-reject"
                }
            }
       });
       $("#btn-reject").click(function (e) {
           e.preventDefault();

           $("#reject-dialog").dialog('open');
       });
       $('#cancel-reject').click(function () {
           $("#reject-dialog").dialog('close');
           console.log('confirm');
       });
       $('#confirm-reject').click(function () {
           $("#reject-dialog").dialog('close');
           console.log('reject');
       });
});  //dom

</script>

<script type="text/javascript">
$(document).ready(function () {
   var dialogDiv = $("#reject-dialog");
   dialogDiv.dialog({
        autoOpen: false,
        modal: true,
        buttons: [
            {
                text: "OK",
                id: "confirm-reject",
                click: function() {
                    dialogDiv.dialog("close");
                      console.log('confirm');
                }
            },
            {
                text: "Cancel",
                id: "cancel-reject",
                click: function(){
                    dialogDiv.dialog("close");
                    console.log('reject');
                }
            }
       ]
   });
   $("#btn-reject").click(function (e) {
       e.preventDefault();

       dialogDiv.dialog('open');
   });
});  //dom

</script>

$('#cancel-reject').click(function () {
    $("#reject-dialog").dialog('close');
    console.log('confirm');
});

$(document).on('click','#cancel-reject', function () {
    $("#reject-dialog").dialog('close');
    console.log('confirm');
});