function  addFav() {   //加入收藏夹   
if  (document.all) {   
window.external.addFavorite(location.href, document.title);   
}   
else   if  (window.sidebar) {   
window.sidebar.addPanel(document.title, location.href,  "" );   
}   
}   
function SetHome(obj){   
try{   
obj.style.behavior='url(#default#homepage)';   
obj.setHomePage(location.href);   
}catch(e){   
if(window.netscape){   
try{   
netscape.security.PrivilegeManager.enablePrivilege("UniversalXPConnect");   
}catch(e){  
alert("抱歉，此操作被浏览器拒绝！\n\n请在浏览器地址栏输入“about:config”并回车然后将[signed.applets.codebase_principal_support]设置为'true'");   
};   
}else{
alert("抱歉，您所使用的浏览器无法完成此操作。\n\n您需要手动将'"+location.href+"'设置为首页。");   
};   
};   
};