function valbutton(translation) {
{
with (translation)
if (emptyvalidation(nom,"Please tell me your name.")==false) {nom.focus(); return false;};
}

myOption = -1;
for (i=translation.Check.length-1; i > -1; i--) {
if (translation.Check[i].checked) {
myOption = i; i = -1;
}
}
if (myOption == -1) {
alert("Please check one of the two boxes before you submit!");
return false;
}

// place any other field validations that you require here
translation.submit(); // this line submits the form after validation
}

function emptyvalidation(entered, alertbox)
{
// Emptyfield Validation by Henrik Petersen / NetKontoret
// Explained at www.echoecho.com/jsforms.htm
// Please do not remove this line and the two lines above.
with (entered)
{
if (value==null || value=="")
{if (alertbox!="") {alert(alertbox);} return false;}
else {return true;}
}
}