how to make a hover align through jquery

See the below code
i want to write

$('.storemenu ul li a').hover but its not working how can i do this
-------------------------------------

<script type="text/javascript">
$(function () {
$('.storemenu ul li').hover(
function () {
$('.storesub_menu', this).stop(true, true).slideDown(1000); /*slideDown the subitems on mouseover*/
}, function () {
$('.storesub_menu', this).stop(true, true).slideUp(1000); /*slideUp the subitems on mouseout*/
});
});
</script>