Affichage forum sur un site

<?php
	define( 'DB_HOST', 'localhost' );
	define( 'DB_USER', 'root' );
	define( 'DB_PASSWORD', '' );
	define( 'DB_NAME', '' );
	define( 'TAB', "\t" );
	define( 'CRLF', "\n" );
	
	try
	{
		if( !( $link = @mysql_connect( DB_HOST , DB_USER , DB_PASSWORD ) ) )
		{
			throw new Exception( 'Impossible de se connecter au serveur.' );
		}
		if( !@mysql_select_db( DB_NAME ) )
		{
			throw new Exception( 'Impossible de s&eacute;lectionner la base de donn&eacute;es.' );
		}
		$sql = 'SELECT `news_id` , `news_date` , `news_subject` , `news_author` FROM `news_table` ORDER BY `news_date` DESC LIMIT 5;';
		if( $result = mysql_query( $sql , $link ) )
		{
			$output = TAB.'<ul>'.CRLF;
			while( $row = mysql_fecth_object( $result ) )
			{
				$output .= TAB.TAB.'<li><a href=forum.php?id="'.$row->news_id.'">'.$row->news_date.' '.$row->news_subject.' '.$row->news_author.'</a></li>'.CRLF;
			}
			$output .= TAB.'</ul>'.CRLF;
			echo $output;
		}
		else
		{
			throw new Exception( 'Une erreur est survenue lors de l\'ex&eacute;cution de la requ&ecirc;te.' );
		}
	}
	catch( Exception $e )
	{	
		echo TAB , '<p class="error">' , $e->getMessage() , '</p>' , CRLF;
	}
?>

<ul>
	<li>blablabla</li>
	<li>blablabla</li>
	<li>blablabla</li>
</ul>

<p class="error">Message d'erreur</p>

define( 'DB_HOST', 'localhost' );
define( 'DB_USER', 'root' );
define( 'DB_PASSWORD', '' );
define( 'DB_NAME', '' );

$sql = 'SELECT `news_id` , `news_date` , `news_subject` , `news_author` FROM `news_table` ORDER BY `news_date` DESC LIMIT 5;';

$output .= TAB.TAB.'<li><a href=forum.php?id="'.$row->news_id.'">'.$row->news_date.' '.$row->news_subject.' '.$row->news_author.'</a></li>'.CRLF;