try something like this
#vote_links a
will catch all ids inside vote links div id ...
<script type="text/javascript">
jQuery(document).ready(function() {
jQuery(\'#vote_links a\').click(function() {// alert(\'vote clicked\');
var det = jQuery(this).get(0).id.split("-");// alert(jQuery(this).get(0).id);
var votes_id = det[0];
$("#about-button").css({
opacity: 0.3
});
$("#contact-button").css({
opacity: 0.3
});
$("#page-wrap div.button").click(function(){