function Login(){
var done=0;
var username=document.login.username.value;
username=username.toLowerCase();
var password=document.login.password.value;
password=password.toLowerCase();
if (username=="guest" && password=="password1") { window.location="documents.php"; done=1; }
if (username=="admin" && password=="password2") { window.location="docadmin.php"; done=1; }
if (done==0) { alert("Invalid login!"); }
}

document.write('                                                                ');
document.write('                                                                ');