回车键提交： $("body").keydown(function (
event) {
var event = event || window.event; //兼容火狐
if (event.keyCode == "13") {//keyCode=13是回车键
$('#loginAction').click();
}
});
var event = event || window.event; //兼容火狐
if (event.keyCode == "13") {//keyCode=13是回车键
$('#loginAction').click();
}
});