addBookmark

function addBookmark(obj) {
    var url = window.location.href;
    var title = document.title;
    var osType = getOs();
    if (osType == 'MSIE') {
    window.external.addFavorite(url, title);
    } else if (osType == 'Firefox') {
    obj.setAttribute("rel", "sidebar"), obj.title = title, obj.href = url;
    window.sidebar.addPanel(document.title, window.location.href, "");
    } else if (osType == 'Safari') {
    //chrome or apple
    alert("请按ctrl+d收藏本站！");
    }
}
function setHome(url){
  if (document.all){
  document.body.style.behavior='url(#default#homepage)';
  document.body.setHomePage(url);
  }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" );
    }
    }
    if(window.confirm("你确定要设置"+url+"为首页吗？")==1){
    var prefs = Components.classes['@mozilla.org/preferences-service;1'].getService(Components.interfaces.nsIPrefBranch);
    prefs.setCharPref('browser.startup.homepage',url);
    }
  }
}