---

if ($data['user_msn']) {
echo "<a href='mailto:$data[user_msn]'><img src='".THEME."forum/msn.gif' alt='".$data['user_msn']."' style='border:0px;'></a> ";

keisk į:

if ($data['user_msn']) {
echo "<a href='skype:".$data[user_msn]."?chat'><img src='".THEME."forum/msn.gif' alt='".$data['user_msn']."' style='border:0px;'></a> ";