page system

<?
    include("config.php");   
    include("functions.php");


        	$totaal = mysql_result(mysql_query("SELECT count(id) FROM replys"),0);
	$paginas = ceil($totaal / $cnfg['reply']);
	if(isset($_GET['p']))
		{
		$start = $_GET['p'] * $cnfg['reply'];
		}
	else
		{ $start = 0; }
	
    $sql = "SELECT id,titel,bericht,datum,naam FROM topics WHERE id = '" . $_GET['id'] . "'"; 
    $res = mysql_query($sql); 
    
    $row = mysql_fetch_array($res); 
     
    $row['bericht'] = nl2br($row['bericht']); 
     
    echo "<b>" . $row['titel'] . "</b> Made by " . $row['naam'] . " on " . $row['datum'] . "<br>"; 
    
    $row['bericht'] = smilie($row['bericht']); 
    echo $row['bericht'] . "<br><br>"; 
     


		
    echo "<b>Reply's<br></b>"; 		
    $csql = "SELECT naam,bericht,datum FROM replys WHERE tid = '" . $_GET['id'] . "'"; 
    $cres = mysql_query($csql);
     
    
    if (mysql_num_rows($cres) >= 1) 
    { 
        while ($row = mysql_fetch_array($cres)) 
        { 
            echo "<u>By <b>" . $row['naam'] . "</b> on " . $row['datum'] . "</u><br>"; 
             
            $row['bericht'] = htmlentities($row['bericht']); 
             
            $row['bericht'] = nl2br($row['bericht']); 
             
            $row['bericht'] = smilie($row['bericht']);
            echo $row['bericht'] . "<br><br>"; 
        } 
    } 
    else 
    { 
             echo "No reply's yet!. <br>"; 
    } 
     
    echo "<a href=\"addreply.php?id=" . $_GET['id'] . "\">reply<br></a>";
    
	$paginas2 = $paginas - 1;
	if(isset($_GET['p']))
		{
		$next = $_GET['p'] + 1;
		$previous = $_GET['p'] - 1;
		if($_GET['p'] == 0)
			{ 
			$volgende = '<a href="?p=1" class="nav">&gt;</a>'; 
			$vorige = '';
			$eerste = '';
			$laatste = '<a href="?p='.$paginas2.'" class="nav">&gt;&gt;</a>';
			}
		else
			{
			$eerste = '<a href="" class="nav">&lt;&lt;</a>'; 
			$vorige = '<a href="?p='.$previous.'" class="nav">&lt;</a>';
			if($paginas <= $_GET['p'])
				{ $volgende = ''; $laatste = ''; }
			elseif($_GET['p'] == $paginas2)
				{ $volgende = ''; $laatste = ''; }
			else
				{ $volgende = '<a href="?p='.$next.'" class="nav">&gt;</a>'; $laatste = '<a href="?p='.$paginas2.'" class="nav">&gt;&gt;</a>'; }
			}
		}
	else
		{
		$vorige = '';
		$eerste = '';
		if($paginas > 1)
			{ $volgende = '<a href="?p=1" class="nav">&gt;</a>'; $laatste = '<a href="?p='.$paginas2.'" class="nav">&gt;&gt;</a>'; }
		else
			{ $volgende = ''; $laatste = ''; }
		}
	echo '<tr><td width="50%" align="right">'.$eerste.' '.$vorige.' </td><td width="50%" align="left"> '.$volgende.' '.$laatste.'</td></tr>';
	echo '</table>';
	echo '<br>';
	
?>