/**
 * Hides the slogan
 *
 * days       Number of days to hide the slogan (default: 90)
 */
function hideSlogan(days) {
	days = (days) ? days : 90;
	expires = new Date(new Date().getTime() + (days*24*60*60*1000));
	setCookie('slogan', 'hide', expires);
	new Effect.Fade('slogan');
}


/**
 * Sets the slogan if the cookie exists
 *
 */
function setSlogan() {
	(getCookie('slogan')) ? $('slogan').hide() : $('slogan').show();
}