$.post(
aplnCommon.topUrl + 'ajaxLogin/ajaxLogin.action', {
'userLoginId' : userName,
'pwd' : userPwd,
'rnd' : Math.random()
}, function(data) {
if (data.retcode == '0000') {
alert('登录成功!');
obj.dialog('close');
} else {
alert(data.errorMsg);
}
});