tampilkannya aneh v.2

<?php
include 'index2.php';
include 'fungsi2.php';

$con = mysql_connect("localhost","root","");
if (!$con) {
die('Koneksi ke database gagal: ' . mysql_error());
}
mysql_select_db("uji1", $con);
mysql_query("truncate table `tbberita`");
mysql_query("truncate table `tbkeyword`");
mysql_query("truncate table `tbstem`");
mysql_query("truncate table `tbtoken`");

echo "<a href=aksi.php?act=hapus_semua>Hapus semua data</a>
<h3> Daftar Berita Acak: </h3>";
$berita = mysql_query("SELECT id,url,content FROM tb_content ORDER BY RAND() LIMIT 10");

$tampil_indeks_dokumen=mysql_num_rows($berita);
echo "Jumlah Dokumen Yang Di Indeks : ".$tampil_indeks_dokumen;

echo "  <form method='POST'>
          <input type=\"submit\" value='Stem!' name=\"stem_database\" />
</form>";
if(isset($_POST['stem_database'])){
$ambil_database = mysql_query("SELECT content FROM tb_content ORDER BY RAND() LIMIT 10");

    while ($stemming = mysql_fetch_array($ambil_database)){
         $ar[]=$stemming;
    }
echo "<br>total=".count($a);
    foreach($ar as $a){
    $string = "$a[content]";
        stemming3($string);
    }
echo "end";
}