in src/main/resources/static/emoticons.js [38:46]
function storePrefsInCookie(prefs) {
var date = new Date();
date.setTime(date.getTime() + (1 * 24 * 60 * 60 * 1000)); // 1 day
document.cookie = getCookieName()
+ "="
+ JSON.stringify(prefs)
+ "; expires=" + date.toGMTString()
+ "; path=/";
}