Wat is hier verkeerd aan?

<?php
//Conect database
	mysql_connect("localhost", "lle0119", "****");
// geeft eventueel error weer
	echo mysql_error(). "<br>\n";
//selecteer database
	mysql_select_db("lle0119");
//geef eventueel error weer
	echo mysql_error(). "<br>\n";
// Bepaal Ipadres
	$ip = $_SERVER['REMOTE_ADDR'];
//kijk of ipadres al in db zit
	$sql = "SELECT COUNT(1) FROM poll WHERE ip='$ip'";
	$rip = mysql_result(mysql_query($sql),0);
//kijkt of rip groter is dan 1, zo ja echo dan poll
	if ($rip == 0)
	include "poll.php";
	else
	include "resultaat.php";	
?>

<?php
//Conect database
	mysql_connect("localhost", "lle0119", "****");
// geeft eventueel error weer
	echo mysql_error(). "<br>\n";
//selecteer database
	mysql_select_db("lle0119");
//geef eventueel error weer
	echo mysql_error(). "<br>\n";
// Bepaal Ipadres
	$ip = $_SERVER['REMOTE_ADDR'];
//kijk of ipadres al in db zit
	$sql = "SELECT COUNT(1) FROM poll WHERE ip='$ip'";
	$rip = mysql_result(mysql_query($sql),0);
//kijkt of rip groter is dan 1, zo ja echo dan poll
	if ($rip == 0)
	include "poll.php";
	else
	include "resultaat.php";	
?>

<?php
if(!@mysql_connect('','',''))
	{ die('Verbinding maken is niet gelukt.'); }
if(!@mysql_select_db('db'))
	{ die('Verbinding maken is niet gelukt.'; }
$sQuery = "SELECT COUNT(`ip`) FROM `poll` WHERE `ip` = ".$_SERVER['REMOTE_ADDR'];
$iCount = mysql_result(mysql_query($sQuery),0);
if($iCount == 0)
	{ include 'poll.php'; }
else
	{ include 'resultaat.php'; }
?>

<?php
if(!@mysql_connect('','',''))
	{ die('Verbinding maken is niet gelukt.'); }
if(!@mysql_select_db('db'))
	{ die('Verbinding maken is niet gelukt.'; }
$sQuery = "SELECT COUNT(`ip`) FROM `poll` WHERE `ip` = ".$_SERVER['REMOTE_ADDR'];
$iCount = mysql_result(mysql_query($sQuery),0);
if($iCount == 0)
	{ include 'poll.php'; }
else
	{ include 'resultaat.php'; }
?>

<?
$query = @mysql_query("SELECT * FROM poll WHERE ip='".$ip."'");
$rip = mysql_num_rows($query);
if($rip == 0) include "poll.php";
else include "resultaat.php";
?>

<?
$query = @mysql_query("SELECT * FROM poll WHERE ip='".$ip."'");
$rip = mysql_num_rows($query);
if($rip == 0) include "poll.php";
else include "resultaat.php";
?>