$(document).ready(function() {
	if (localStorage.getItem('theme') != '') {
		$('html').addClass(localStorage.getItem('theme'));
	}

	$('.logo .sub').on('click', function(event) {
		if (event.ctrlKey) {
			var classes = ["tablecloth", "weave", "madras", "tartan", "seigaiha"];
			var selectedTheme = classes[~~(Math.random()*classes.length)];
			
			$('html').removeClass().addClass(selectedTheme);
			localStorage.setItem('theme', selectedTheme);
		}
		if (event.altKey) {
			$('html').removeClass();
			localStorage.removeItem('theme');
		}
	});
});