function addCookie(){   //加入收藏夹
    if (document.all){ 
        window.external.addFavorite('http://www.rhqm.com', '润汉汽贸');  
    }else if (window.sidebar){
        window.sidebar.addPanel('润汉汽贸', 'http://www.rhqm.com', "");  
    }
}

function addCookie2(){
    try{
        window.external.AddFavorite('http://www.rhqm.com','润汉汽贸');   
    }catch(e){
        (window.sidebar)?window.sidebar.addPanel('润汉汽贸','http://www.rhqm.com',''):alert('请使用按键 Ctrl+d，润汉汽贸'); 
    } 
} 

function setHomepage(){  // 设置首页 
    if (document.all){ 
        document.body.style.behavior = 'url(#default#homepage)'; 
        document.body.setHomePage('http://www.rhqm.com'); 
    }else if (window.sidebar){  
        if (window.netscape){ 
            try { 
                netscape.security.PrivilegeManager.enablePrivilege("UniversalXPConnect"); 
            }catch (e) { 
                alert("该操作被浏览器拒绝，如果想启用该功能，请在地址栏内输入 about:config,然后将项 signed.applets.codebase_principal_support 值该为true");  
            } 
        } 
        var prefs = Components.classes['@mozilla.org/preferences-service;1'].getService(Components.interfaces.nsIPrefBranch);  
        prefs.setCharPref('browser.startup.homepage', 'http://www.rhqm.com');  
    } 
}