function killErrors() {
return true;
}
window.onerror = killErrors;

function addbookmark(name,url)
{
    var nome_sito = name;
    var url_sito = url;
    if ((navigator.appName == "Microsoft Internet Explorer") && (parseInt
        (navigator.appVersion) >= 4))
        window.external.AddFavorite(url_sito, nome_sito);
    else if (navigator.appName == "Netscape")
        window.sidebar.addPanel(nome_sito, url_sito, '');
    else
        alert("Sorry!Cann't Add this site to your favorite!.");
}

function SetHome(obj,vrl)
    {
        try
        {
                obj.style.behavior='url(#default#homepage)';obj.setHomePage(vrl);
        }
        catch(e){
                if(window.netscape) {
                        try {
                                netscape.security.PrivilegeManager.enablePrivilege("UniversalXPConnect"); 
                        } 
                        catch (e) { 
                                alert("此操作被浏览器拒绝！\n请在浏览器地址栏输入“about:config”并回车\n然后将[signed.applets.codebase_principal_support]设置为'true'"); 
                        }
                        var prefs = Components.classes['@mozilla.org/preferences-service;1'].getService(Components.interfaces.nsIPrefBranch);
                        prefs.setCharPref('browser.startup.homepage',vrl);
                 }
        }
    }