Change the default theme for all boards of fullchan
(function (theme) {
var stylesheets = JSON.parse(localStorage.board_stylesheets);
var keys = Object.keys(stylesheets);
for (var i = 0; i < keys.length; i++) {
stylesheets[keys[i]] = theme;
};
localStorage.board_stylesheets = JSON.stringify(stylesheets);
if (!document.getElementById('stylesheet')) {
var s = document.createElement('link');
s.rel = 'stylesheet';
s.type = 'text/css';
s.id = 'stylesheet';
var x = document.getElementsByTagName('head')[0];
x.appendChild(s);
}
document.getElementById('stylesheet').href = styles[theme];
$(window).trigger('stylesheet', theme);
})('Yotsuba B');