The focus() method applies focus to the button without invoking the button's onFocus event handler.
<html>
<script language="JavaScript">
<!-- function moveFocus()
{
document.myForm.button1.focus();
}
-->
</script>
<form name="myForm">
<input type="button"
value="I hold my focus after a click"
name="button1"><br>
<input type="button"
value="I shift my focus when click"
name="button2"
onClick="moveFocus()">
</form>
</html>