function checkData(frm)
	{
	if(!checkTextField(frm.elements['data[Dati anagrafici][Nome]'], 'You need to enter your first name', 'First name is not correct', 'checkName'))
		return false;
	if(!checkTextField(frm.elements['data[Dati anagrafici][Cognome]'], 'You need to enter your last name', 'Last name is not correct', 'checkName'))
		return false;
	if(!checkTextField(frm.elements['data[Dati anagrafici][E-mail]'], 'You need to enter an e-mail address', 'The e-mail address is not correct', 'checkMailAddress'))
		return false;

	if(!checkTextField(frm.elements['data[Messaggio]'], 'You need to enter a message', 'Your message is not correct', 'checkCustom', /.+/))
		return false;
/*
	if(!frm.elements['data[Approvazione al trattamento dei dati personali]'].checked)
		{
		alert('Occorre approvare il trattamento dei dati personali');
		return false;
		}
*/
	return true;
	}