var doUserform = function() {
	
	var userFormFocus = function() {
		if (this.value == 'username') {
			this.value = '';
		}
	}
	
	var userFormBlur = function() {
		if (this.value == '') {
			this.value = 'username';
		}
	}

	var passwordFormFocus = function() {
		if (this.value == 'password') {
			this.value = '';
		}
	}
	
	var passwordFormBlur = function() {
		if (this.value == '') {
			this.value = 'password';
		}
	}

	$('username').addEvent('focus', userFormFocus);
	$('username').addEvent('blur', userFormBlur);
	
	$('password').addEvent('focus', passwordFormFocus);
	$('password').addEvent('blur', passwordFormBlur);
	
	
};


window.addEvent('domready', doUserform);