<script type="text/javascript">       
// BB-code by sleepjk~. Mw2-Clan.3dn.Ru (C)       
e=document.getElementsByTagName("TD");           
for(k=15; k<e.length;k++) {           
if(e[k].className=='posttdMessage') {           
s=e[k].innerHTML;           
while (s.indexOf('[table]') != -1){           
s=s.replace('[table]','<table width="100%" border="0" cellspacing="0" cellpadding="5" style="background-color:#161618; border-top:1px dotted #898989; border-right:1px dotted #898989; border-bottom:1px dotted #898989; border-left:1px dotted #898989;"><tr> </td><td><font style="font-size: 11px; font-family: Verdana; color: #898989;">'); s=s.replace('[ /table]','</font></td></tr></table>');           
e[k].innerHTML=s;           
}           
} }           
</script>

<input type="button" value="Таблица" onclick="simpletag('table','','','message',''); return false;" class="codeButtons" title="Вставить Таблицу" name="table"/>