var isNetscape = false;var isIE = false;var isWhoKnows = false;	if(parseInt(navigator.appVersion)>=4) {if(navigator.appName=="Netscape") {isNetscape=true;} else if (navigator.appName=="Microsoft Internet Explorer") {isIE=true;} else {isWhoKnows=true;}}
if(isNetscape) {document.captureEvents(Event.KEYUP);} document.onkeyup = checkValue;
function checkValue(evt) {var theButtonPressed; if(isNetscape){theButtonPressed=evt.which;} else if(isIE) {theButtonPressed=window.event.keyCode;} else if(isWhoKnows) {alert("Por favor, pressione o botão OK para cadastrar seus dados.");} if (theButtonPressed==13) {FunValidaForm(document.Formulario);}}