preco cyklus prebehne len raz?

$sql = mysql_query("SELECT * FROM `kategorie` WHERE 1");
while ($data = mysql_fetch_array($sql, MYSQL_BOTH))
		{
		$nazov = $data["nazov"];
		$id = $data["id"];
		
		$sql = mysql_query("SELECT * FROM `clanky` WHERE `kategoriaid` = '$id'");
		$data = mysql_fetch_array($sql, MYSQL_BOTH);
		$a=$data["1"];
		
		echo("<tr><td>".$nazov."</td><td>");
		if($a=="")
			{
			echo("<a href='addarticles.php?add=2&id=$id'>".x."</a>");
			}
		echo("</td></tr>");
		}