
<$MTEntryKeywords remove_html="1" encode_php="q"$> ');

// Remove punctuation.
//$wordlist = preg_split('/\s*[\s+\.|\?|,|(|)|\-+|\'|\"|=|;|×|\$|\/|:|{|}]\s*/i', $string);
$wordlist = preg_split('/\s+|,/i',$string);

// Build an array of the unique words and number of times they occur.
$a = array_count_values( $wordlist );

// Sort the keys alphabetically.
ksort( $a );

// Print the data.
echo '';

// Assign a font-size to the word based on frequency of use.
foreach ($a as $word => $count) {
 if ($count <= 1) { $size = 50;
 } elseif ($count <= 3) { $size = 75;
 } elseif ($count <= 5) { $size = 100;
 } elseif ($count <= 10) { $size = 125;
 } elseif ($count <= 25) { $size = 150;
 } elseif ($count <= 50) { $size = 175;
 } elseif ($count <= 75) { $size = 200;
 } elseif ($count <= 100) { $size = 225;
 } elseif ($count <= 125) { $size = 250;
 } elseif ($count <= 140) { $size = 275;
 } elseif ($count <= 155) { $size = 300;
 } elseif ($count <= 170) { $size = 325;
 } elseif ($count <= 200) { $size = 350;
 } elseif ($count <= 225) { $size = 375;
 } elseif ($count <= 250) { $size = 400;
 } elseif ($count <= 275) { $size = 425;
 }

// The keyword needs to be referenced 2 or more times to register.
 if ($count >= 2) {
   echo ' ' . $word . ' '; }
}

echo '';

?>