or download this
<FORM name="frmLogin" METHOD=POST ACTION="/abclogin.form" onsubmit="re
+turn(doSubmit());">
...
<tr>
<td align=center colspan=2><INPUT TYPE=submit NAME="buttonSubmit" VALU
+E=" OK "onClick="if (checkCookiesAtField(username)) return true; el
+se return false;"></td>
</tr>