}


function group_tags($query)
{
      if ( !$query )
          return false;

      global $conn;

      $list = '';
      $rs   = $conn->execute($query);
      if ( $conn->Affected_Rows() ) {
          while(!$rs->EOF) {
              $tarray = explode(' ', $rs->fields['keyword']);
	      $count  =	count($tarray);
              for ($i=0; $i<$count; $i++) {
		  if ( isset($tarray[$i]) && $tarray[$i] != '' ) {
		  if ( $list == '' ) {
			$list    .= $tarray[$i]. ' ';
		  } else {
                  if(stristr($list,$tarray[$i]) === FALSE) {
                       $list    .= $tarray[$i]. " ";
                  }
		  }
		  }
              }

              $rs->movenext();
        }
      }

      $list     = trim($list);
      $taglist  = explode(' ', $list);
      if ( $list != '' ) {
          return $taglist;
      }
}
//END


	function cloudTags($cloudquery)
	{
		global $config;
		$tags  = array();
		$cloud = array();
		$keyword = array();

		$query = mysql_query($cloudquery);
		while($t = mysql_fetch_array($query)) {
	        $db = explode(' ', $t['0']);
	    	while(list($key, $value) = each($db)) {
                if ( isset($keyword[$value]) ) {
	       	        $keyword[$value] += 1;
                } else {
                    $keyword[$value] = 0;
                }
	    	}
		}

		if ( is_array($keyword) && $keyword ) {
			$minFont=11;
			$maxFont=22;
			$min = min(array_values($keyword));
			$max = max(array_values($keyword));
			$fix = ($max - $min == 0) ? 1 : $max - $min;

			// Display the tags
			foreach ($keyword as $tag => $count) {
				$url = seo_url( 'tags/' .$tag, 'search_result.php?search_id=' .$tag);
				$size = $minFont + ($count - $min) * ($maxFont - $minFont) / $fix;
				$cloud[] = '<a class="cloudtags" style="font-size: '. floor($size) .'px;" href="' .$url. '" title="Tags: '. ucfirst($tag) .' was used '. $count .' times"><span>'. htmlspecialchars(stripslashes(ucfirst($tag))) . '</span></a>';
			}

			$shown = join("\n", $cloud) . "\n";
			return $shown;
		}
	}


function video_rating($vid,$urate)
{
                global $config,$conn;