//ÉèÖÃcookies 
function setCookie(name, value) {
    var Days = 30;
    var exp = new Date();
    exp.setTime(exp.getTime() + Days * 24 * 60 * 60 * 1000);
    document.cookie = name + "=" + escape(value) + ";expires=" + exp.toGMTString();
}
//È¡cookies
if (screen.width >= 1200) {
    var arr, reg = new RegExp("(^| )" + "mmlooScreenWidthCookie" + "=([^;]*)(;|$)");
    if (arr = document.cookie.match(reg)) {
        if (unescape(arr[2]) >= 1200) {
            document.write('<link href="http://www.mmloo.com/css/main2.css" rel="stylesheet" type="text/css" />');
        }
    }
    else
        setCookie('mmlooScreenWidthCookie', screen.width);
}