No me funciona, tengo algo como:
<a href="indicediscos/verd.php?id=55" target="principal"><img border="1" alt="Plans For Revenge - Burns, Scars and Memories" style="color: #fff; background-color: #f00" src="images/reviews/reviewsdiscos/caratulas/thumbs/tn_Plans_For_Revenge-Burns,_Scars_and_Memories.jpg" width="75" height="75"></a>