HTML קוד:
<html>
<head>
<title>ANDOR</title>
<script language="JavaScript">
<!--
var text ;
function startButton() {
text = document.deticals.text.value ;
if (text == "") {
alert("הכנס תוכן בכדי להמשיך");
}
}
-->
</script>
</head>
<body>
<form name="deticals" method="post" onsubmit="startButton();">
<input type="text" name="text" />
<input type="submit" value="Confirm" />
</form>
</body>
</html>
=]