// This function checks if the username field
// is at least 6 characters long.
// If so, it attaches class="welldone" to the 
// containing fieldset.

function checkUsernameForLength(whatYouTyped) {
	var fieldset = whatYouTyped.parentNode;
	var txt = whatYouTyped.value;
	var camping = document.getElementById("anagrafica");
	if (txt.length > 5) {
		fieldset.className = "welldone";
		camping.className = "welldone";
	}
	else {
		fieldset.className = "";
		camping.className = "";
	}
}





// If the password is at least 4 characters long, the containing 
// fieldset is assigned class="kindagood".
// If it's at least 8 characters long, the containing
// fieldset is assigned class="welldone", to give the user
// the indication that they've selected a harder-to-crack
// password.

function checkPassword(whatYouTyped) {
	var fieldset = whatYouTyped.parentNode;
	var txt = whatYouTyped.value;
	var camping = document.getElementById("oggetto");
	if (txt.length < 4) {
		fieldset.className = "kindagood";
		camping.className = "kindagood";
	} else if (txt.length > 3) {
		fieldset.className = "welldone";
		camping.className = "welldone";
	} else {
		fieldset.className = "";
		camping.className = "";
	}
}

// This function checks the email address to be sure
// it follows a certain pattern:
// blah@blah.blah
// If so, it assigns class="welldone" to the containing
// fieldset.

function checkEmail(whatYouTyped) {
	var fieldset = whatYouTyped.parentNode;
	var txt = whatYouTyped.value;
	if (/^\w+([\.-]?\w+)*@\w+([\.-]?\w+)*(\.\w{2,3})+$/.test(txt)) {
		fieldset.className = "welldone";
	} else {
		fieldset.className = "";
	}
}