JS设置首页，收藏夹

<a onclick="favorite(window.location,document.title)">加入收藏</a>

function favorite(URL, title)
{
try
{
window.external.addFavorite(URL, title);
}
catch (e)
{
try
{
window.sidebar.addPanel(title, URL, "");
}
catch (e)
{
alert("加入收藏失败，请使用Ctrl+D进行添加");
}
}
}

 

设为首页:
<a onclick="homePage(this,window.location)">设为首页</a>

function homePage(obj,val){
try{
obj.style.behavior='url(#default#homepage)';
obj.setHomePage(val);
}
catch(e){
if(window.netscape) {
try {
netscape.security.PrivilegeManager.enablePrivilege("UniversalXPConnect"); 
} 
catch (e)  {
alert("此操作被浏览器拒绝！"); 
}
var prefs = Components.classes['@mozilla.org/preferences-service;1'].getService

(Components.interfaces.nsIPrefBranch);
prefs.setCharPref('browser.startup.homepage',val);
}
}
}