function html_encode($data){
    $code = bin2hex($data);
    $spilt = chunk_split($code,2,"%");
    $totallen = strlen($spilt);
    $sublen = $totallen-1;
    $fianlop = substr($spilt,'0', $sublen);
    $output = "<script>
    document.write(unescape('%$fianlop'));
    </script>";
    return $output;
}