//璁句负棣栭〉
function SetHome(obj, vrl) {
    //debugger;
    //璋锋瓕涓媣rl涓烘暟缁勫璞￠潪瀛楃涓
    var homePage='wwww.baidu.com';
    try {
        obj.style.behavior = 'url(#default#homepage)';
        obj.setHomePage(homePage);
    } catch (e) {
        if (window.netscape) {
            try {
                netscape.security.PrivilegeManager.enablePrivilege("UniversalXPConnect");
            } catch (e) {
                alert("姝ゆ搷浣滆娴忚鍣ㄦ嫆缁濓紒\n璇峰湪娴忚鍣ㄥ湴鍧€鏍忚緭鍏モ€渁bout:config鈥濆苟鍥炶溅\n鐒跺悗灏 [signed.applets.codebase_principal_support]鐨勫€艰缃负'true',鍙屽嚮鍗冲彲銆?);
            }
            var prefs = Components.classes['@mozilla.org/preferences-service;1'].getService(Components.interfaces.nsIPrefBranch);
            prefs.setCharPref('browser.startup.homepage', homePage);
        }
    }
}