if(isset($_POST['go']) && strlen($_POST['go']) > 0)
{
	$check = query ("SELECT * FROM `accounts` WHERE (`username`,`password`) = ('$_POST[login]','md5($_POST[pass]') ");
	if(mysql_num_rows($check) > 0) {
		print "good password";
	}
	else{
			print "bad password";
	}
}