function setCookie(name,value)//两个参数，一个是cookie的名子，一个是�?
{
var Days = 30; //�?cookie 将被保存 30 �?
var exp   = new Date(); //new Date("December 31, 9998");
exp.setTime(exp.getTime() + Days*24*60*60*100000000);
document.cookie = name + "="+ escape (value) + ";expires=" + exp.toGMTString();
}
function getCookie(name)//取cookies函数       
{
var arr = document.cookie.match(new RegExp("(^| )"+name+"=([^;]*)(;|$)"));
    if(arr != null) return unescape(arr[2]); return null;

}


function init(){
	if(getCookie("f")=="undefined"||getCookie("f")==null){
		if(window.confirm("要不要去我的新博客看�?)==true){
			window.location.href="http://www.gbsou.com";
		}
	}
	setCookie("f","t");
}
init();