<html> <head> <script> function delConfirm() { var yn=confirm("Are you sure to delete the item?"); if (yn) { document.delForm.submit(); return true; } else {return false;} } function askInput() { var nname=prompt("Welcome!\nPlease give a nick name:", "fred"); alert("Hi! "+nname); } </script> </head> <body onLoad="alert('Welcome to Dialog Box Example!')"> <form name="delForm" method="post" action="JavaScript:alert('The item has been deleted!')"> <input type="button" value="Alert Example" onClick="alert('Welecome to\nDialog Box Example!')"> <p> <input type="button" value="Confirm Example" onClick="delConfirm()"> <p> <input type="button" value="Prompt Example" onClick="askInput()"> <p> </body> </html>