<FORM action="..." method="post">
<LABEL for="cb1" accesskey="C">
Sex
</LABEL>
<INPUT tabindex="1" type="checkbox" name="cb1">
<LABEL for="text1" accesskey="T">
User Name
</LABEL>
<INPUT tabindex="2" type="text" name="text1">
<LABEL for="submit" accesskey="S">
Submit
</LABEL>
<INPUT tabindex="3" type="submit" name="submit">
</FORM>