//设为主页
function SetHome(obj, vrl) {
try {
obj.style.behavior = 'url(#default#homepage)';
obj.setHomePage(vrl);
alert("主页成功设置为"+vrl);
} catch (e) {
if (window.netscape) {
try {
window.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]的值设置为'true',双击即可。");
}
var prefs = window.Components.classes['@mozilla.org/preferences-service;1']
.getService(window.Components.interfaces.nsIPrefBranch);
prefs.setCharPref('browser.startup.homepage', vrl);
}
}
}

//添加收藏夹
function addBookmark(title, url) {
try {
window.external.addFavorite(url, title);
}
catch (e) {
try {
window.sidebar.addPanel(title, url, "");
}
catch (e) {
alert("加入收藏失败，请使用Ctrl+D进行添加");
}
}
}

//给Checkbox提供反选功能
function selectGroupBox(t, group) {
$(":checkbox[name='" + group + "']").each(function () {
if ($(this).get(0).checked)
$(this).get(0).checked = false;
else
$(this).get(0).checked=true;
})

}