JS操作COOKIE

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//set cookie   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();}function getcookie(name){    var arr = document.cookie.match(new RegExp("(^| )"+name+"=([^;]*)(;|$)"));     if(arr != null){        return unescape(arr[2]);    }else{        return "";    }}function delcookie(name){    var exp = new Date();     exp.setTime(exp.getTime() - 1);    var cval=getCookie(name);    if(cval!=null) document.cookie= name + "="+cval+";expires="+exp.toGMTString();}//delcookie("GD-cms");if (document.cookie != "") {     setcookie("GD-cms", "gae-django-cms");}alert(getcookie("GD-cms"));  

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