function clearCSS() {
	for (i = 0; i < document.styleSheets.length; i++) {
		document.styleSheets[i].disabled = true;
	}
}

function setCSS(css) {
	document.styleSheets[css].disabled = false;

	var currentTime = new Date();
	currentTime.setSeconds(31536000 + currentTime.getSeconds());
	document.cookie = "CDs[9]=" + css + "; expires=" + currentTime.toGMTString() + "; ";
}