function addCookie(pageURL,pageNAME)  
{  
if (document.all)  
    {  
       window.external.addFavorite(pageURL,pageNAME);  
    }  
    else if (window.sidebar)  
    {  
       window.sidebar.addPanel(pageNAME, pageURL, "");  
}  
}  
function setHomepage(pageURL)  
{  
if (document.all)  
    {  
        document.body.style.behavior='url(#default#homepage)';  
  document.body.setHomePage(pageURL);  
   
    }  
    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',pageURL);  
}  
}