window.onbeforeunload = function() 
  {   
      var   n   =   window.event.screenX   -   window.screenLeft;   
      var   b   =   n   >   document.documentElement.scrollWidth-20;   
      if(b   &&   window.event.clientY   <   0   ||   window.event.altKey)   
      {   
	var t= document.referrer;
	if(getCookie("addfav")!="addfavcookies" && t.toLowerCase().indexOf("china-wife.com")<0){
		if(confirm('温馨提示：您正在关闭本页面.....\n\n就要广播网www.91guangbo.com 最流行的网络广播电台\n\n点击确定后，将本站加到您的收藏夹中，以便下次收听！\n再次感谢您的光临！')){
			JSAddFavorite();
		}
		setCookie('addfav', 'addfavcookies', '/');
	}
      }   
  }
function JSAddFavorite() 
{ 
if (document.all) 
{ 
window.external.addFavorite('http://www.91guangbo.com/','就要广播网-最流行的网络广播电台'); 
} 
else if (window.sidebar) 
{ 
window.sidebar.addPanel('就要广播网-最流行的网络广播电台', 'http://www.91guangbo.com/', ""); 
} 
}

 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]);
	  return null;   
  }   
  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();   
  }  