function fox_assoc_unique($arr, $key) {
$tmp_arr = array();
foreach ($arr as $k => $v) {
if (in_array($v[$key], $tmp_arr) || !$v['link'] || $v['link']=='#' || strstr($v['link'],'java')) {
unset($arr[$k]);
} else {
$tmp_arr[] = $v[$key];
}
}
sort($arr);
return $arr;
}
