function addCookie(name,value,expireHours){
      var cookieString=name+"="+escape(value);
      //判断是否设置过期时间
      if(expireHours>0){
             var date=new Date();
             date.setTime(date.getTime()+expireHours*3600*1000);
             cookieString=cookieString+";expires="+date.toGMTString();
      }
      document.cookie=cookieString;
}

function getCookie(name){
      var strCookie=document.cookie;
      var arrCookie=strCookie.split(";");
      for(var i=0;i<arrCookie.length;i++){
            var arr=arrCookie[i].split("=");
            if(arr[0]==name)return unescape(arr[1]);
      }
      return "";
}

function scLoad()
{
	var hasSc=getCookie("hasShouChang");
	if(hasSc=="0")
	{
		return;
	}
	var cnt=getCookie("inOutCount");
	if(cnt=="")
		cnt=0;
	cnt++;
	addCookie("inOutCount",cnt,0);
}

function addBookmark(url,title) {
	if (window.sidebar) { 
   		window.sidebar.addPanel(title, url,"");
	} else if( document.all ) {
		window.external.AddFavorite( url, title);
	} else if( window.opera && window.print ) {
   		return true;
	}
}


function scUnload()
{
	var hasSc=getCookie("hasShouChang");
	if(hasSc=="0")
	{
		return;
	}
	var cnt=getCookie("inOutCount");
	if(cnt=="")
		return;
	cnt--;
	addCookie("inOutCount",cnt,0);
	if(cnt<=0)
	{
		var bln=confirm("需要将本站添加到收藏夹吗？");
		if(bln==true)
		{
			addBookmark("http://www.officeasy.com","易智办公网");
			addCookie("hasShouChang","0",20000);
		}
		else
		{
			addCookie("hasShouChang","0",168);
		}
	}
	return;
}

window.onload=scLoad;
window.onunload=scUnload;