// 加入收藏
function AddFavor() {  
    try {
        window.external.addFavorite(window.location.href, window.document.title);
    } catch (e)
    {
        try
        {  
            window.sidebar.addPanel(window.document.title, window.location, "");  
        }catch (e) {
            alert("加入收藏失败，请使用Ctrl+D进行添加");  
        }
    }
}
//设为首页
function SetHome(obj){ //obj:this 
    try{
        obj.style.behavior='url(#default#homepage)';obj.setHomePage(window.location);  
    }catch(e){  
        if(window.netscape) {  
            try{
                netscape.security.PrivilegeManager.enablePrivilege("UniversalXPConnect");  
            }catch (e){  
                alert("此操作被浏览器拒绝！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'");  
            }  
            var prefs = Components.classes['@mozilla.org/preferences-service;1'].getService(Components.interfaces.nsIPrefBranch);  
            prefs.setCharPref('browser.startup.homepage',window.location);  
        }  
    }
}