// Clear prompt from username field, if required.
function clearUsernamePrompt() {
	var username = document.getElementById("u");
	if (username.value == "username") {
		username.value = "";
	}
}

// Set the prompt for the username field, if required.
function setUsernamePrompt() {
	var username = document.getElementById("u");
	if (username.value == "") {
		username.value = "username";
	}
}

// Clear prompt from password field, if required.
function clearPasswordPrompt() {
	var password = document.getElementById("p");
	password.style.display = "inline";
	password.focus();
	var passwordPrompt = document.getElementById("passwordPrompt");
	passwordPrompt.style.display = "none";
}

// Set the prompt for the password field, if required.
function setPasswordPrompt() {
	var password = document.getElementById("p");
	if (password.value == "") {
		password.style.display = "none";
		var passwordPrompt = document.getElementById("passwordPrompt");
		passwordPrompt.style.display = "inline";
	}
}

jQuery(function() { setPasswordPrompt(); });