ne se otvarq linka chrez .php?id=x

Moje li nqkoi da podskaje zashto ne raboti slednoto:
----------------------------------------------------------------

<a href="../service/phpmysql/action.php?LinkID=1">АВС</a>
----------------------------------------------------------------
$result=mysql_query("select * from links
where LinkID = '$_GET[LinkID]'");
----------------------------------------------------------------
A tova e db:
--------------------------------------------------------
LinkId | LinkDescription | LinkURL |
------------------------------------------------------- |
1 |sajt |[линк] |
--------------------------------------------------------|

sled kato natisna linka, se otvarq prazna stranica s adres: ../action.php?id=1

Nqkakvi idei?
10х