//添加到收藏夹   

        function AddToFavorite() {

            if (document.all) {

                window.external.addFavorite(document.URL, document.title);

            } else if (window.sidebar) {

                window.sidebar.addPanel(document.title, document.URL, "");

            }

        }



        //设为首页   

        function setHomepage() {

            if (document.all) {

                document.body.style.behavior = 'url(#default#homepage)';

                document.body.setHomePage(document.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 值改为true");

                    }

                }

                var prefs = Components.classes['@mozilla.org/preferences-service;1'].getService(Components.interfaces.nsIPrefBranch);

                prefs.setCharPref('browser.startup.homepage', document.URL);

            }

        }