Someone

			mysql_select_db("ypeceb2m_files", $con);
			$query  = "SELECT DISTINCT tags FROM files";
			$result = mysql_query($query);
			$numRows = mysql_num_rows($result);
				while ($row = mysql_fetch_array($result))
				{
						$tags = explode(', ', $row['tags']); 
						foreach($tags as $a=>$b)
						{
							if($numRows > 8)
							{
								echo "<font size=\"3\"><a href = 'tag.php?tag=$b'>$b</a></font> ";
							}
							else
							{
								echo "<a href = 'tag.php?tag=$b'>$b</a> ";
							}
						}
				}