function readSiteStyleCookie () {

if (document.cookie) {
	var styleSheetNumber = getCookieData("siteStyle");
	//enable one style sheet
	if (styleSheetNumber == 0) {
		document.styleSheets[0].disabled = false;
		document.styleSheets[1].disabled = true;
	}else if (styleSheetNumber == 1){
		document.styleSheets[0].disabled = true;
		document.styleSheets[1].disabled = false;
	}else{
		//default
		document.styleSheets[0].disabled = false;
		document.styleSheets[1].disabled = true;
	}
}
}