// Funzione per limitare i caratteri in una texarea
function countAreaChars(areaName,counter,limit) {
	if (areaName.value.length>limit)
		areaName.value=areaName.value.substring(0,limit);
	else
		counter.value = limit - areaName.value.length;
}

// Funzione per decriptare l'email (BT):
function btMail() {
	var first = 'ma';
	var second = 'il';
	var third = 'to:';
	var address = 'info';
	var domain = 'braintwisting.com';
	document.write('<a href="');
	document.write(first+second+third);
	document.write(address);
	document.write('&#64;');
	document.write(domain);
	document.write('" >');
	document.write(address);
	document.write('&#64;');
	document.write(domain);
	document.write('<\/a>');
}