А если вот так:
Код HTML:
<img src='images/menu.gif' style="border-style:0; margin:0; padding:0; display:block;" >
<a href='index.php'><img src='images/main.gif' style="border:0; margin:0; padding:0; display:block;" onmouseover="this.src='images/main-over.gif';" onmouseout="this.src='images/main.gif';"/></a>
<a href='history.php'><img src='images/hist.gif' style="border:0; margin:0; padding:0; display:block;" onmouseover="this.src='images/hist-over.gif';" onmouseout="this.src='images/hist.gif';"/></a>
<a href='dict.php'><img src='images/dict.gif' style="border:0; margin:0; padding:0; display:block;" onmouseover="this.src='images/dict-over.gif';" onmouseout="this.src='images/dict.gif';"/></a>
<a href='/kar/forum/index.php'><img src='images/forum.gif' style="border:0; margin:0; padding:0; display:block;" onmouseover="this.src='images/forum-over.gif';" onmouseout="this.src='images/forum.gif';"/></a>
<a href='kata.php'><img src='images/kata.gif' style="border:0; margin:0; padding:0; display:block;" onmouseover="this.src='images/kata-over.gif';" onmouseout="this.src='images/kata.gif';"/></a>
<a href='rang.php'><img src='images/rang.gif' style="border:0; margin:0; padding:0; display:block;" onmouseover="this.src='images/rang-over.gif';" onmouseout="this.src='images/rang.gif';"/></a>
<a href='exam.php'><img src='images/exam.gif' style="border:0; margin:0; padding:0; display:block;" onmouseover="this.src='images/exam-over.gif';" onmouseout="this.src='images/exam.gif';"/></a>
<a href='spirit.php'><img src='images/spirit.gif' style="border:0; margin:0; padding:0; display:block;" onmouseover="this.src='images/spirit-over.gif';" onmouseout="this.src='images/spirit.gif';"/></a>
<a href='rules.php'><img src='images/rules.gif' style="border:0; margin:0; padding:0; display:block;" onmouseover="this.src='images/rules-over.gif';" onmouseout="this.src='images/rules.gif';"/></a>
<a href='gichin.php'><img src='images/gichin.gif' style="border:0; margin:0; padding:0; display:block;" onmouseover="this.src='images/gichin-over.gif';" onmouseout="this.src='images/gichin.gif';"/></a>
Может можно и упростить:7: ...думать некогда.