<script> function fnOpenNormalDialog() { $("#dialog-confirm").html("Confirm Dialog Box"); // Define the Dialog and its properties. $("#dialog-confirm").dialog({ resizable: false, modal: true, title: "Modal", height: 250, width: 400, buttons: { "Yes": function () { $(this).dialog('close'); callback(true); }, "No": function () { $(this).dialog('close'); callback(false); } } }); } $('#btnOpenDialog').click(fnOpenNormalDialog); function callback(value) { if (value) { alert("Confirmed"); } else { alert("Rejected"); } } </script> <input type="button" id="btnOpenDialog" value="Open Confirm Dialog" /> <div id="dialog-confirm"></div>