// JavaScript blockEvent.js /* Function: blockEnter(event) Reference: JavaScript & DHTML Cookbook, from O'Reilly Chapter 8 Dynamic Forms www.webReference.com */ function blockEnter(evt) { evt = (evt) ? evt : event; var charCode = (evt.charCode) ? evt.charCode : ((evt.which) ? evt.which : evt.keyCode); if (charCode == 13 || charCode == 3) { return false; } else { return true; } } // add this to each form field element // onKeyDown="return blockEnter(event)"