function doVerify(ev)
{
	if(ev.keyCode==13) login_oC(document.forms[0]);
	return false;
}
function login_oC(f1)
{
	if ((f1.sb_username.value == "") || (f1.sb_password.value == "")) 
	{
		alert("Enter your login name and password.");
		f1.sb_password.focus();
		f1.sb_password.select();
		return false;
	}
	else
	{
		f1.submit();
	}
	return false;
}