function ni123()
{
document.getElementById('123').value="123";
document.getElementById('aspnetForm').method="post";
document.getElementById('aspnetForm').action="bbs/logging.php?action=login&loginsubmit=yes";
}

function ni124()
{
document.getElementById('123').value="123";
document.getElementById('form1').method="post";
document.getElementById('form1').action="bbs/logging.php?action=login&loginsubmit=yes";
}

function checkLogin()
{
    var name=document.getElementById('username').value;
    var pass=document.getElementById('password').value;
    
    if(name=="" || pass=="")
    {
        alert('所填内容不能为空！');
        return false;
    }
}