var Common = {
    url:"",
    title: "",
    
    Init: function () {
        this.url = "http://www.test.com:4220/Default.aspx";
        this.title = "百晓生";
        
        $("set_home").observe("click", function(eve) {
            Common.SetHome(eve, this, Common.url);
        });
        $("add_favorite").observe("click", function(eve) {
            Common.AddFavorite(eve, Common.url, Common.title);
        });
        if ($("add_favorite2")) {
            $("add_favorite2").observe("click", function(eve) {
                Common.AddFavorite(eve, Common.url, Common.title);
            });
        }
    },
    
    AddFavorite: function (e, url, title) 
    {
        if (Prototype.Browser.IE){
            window.external.addFavorite(url, title);
        }else {
            window.sidebar.addPanel(title, url, "");
        }
        e.stop();
    },

    SetHome: function(e, obj, url) 
    {
        if (Prototype.Browser.IE) {
            obj.style.behavior = 'url(#default#homepage)';
            obj.setHomePage(url);
        } else {
            try{
                netscape.security.PrivilegeManager.enablePrivilege("UniversalXPConnect"); 
            } catch(e) {
                return;
            }
            
            var prefs = Components.classes['@mozilla.org/preferences-service;1'].getService(Components.interfaces.nsIPrefBranch);
            prefs.setCharPref('browser.startup.homepage',url);
        }
        e.stop();
    }
};