<script>
onMouseEnter="document.getElementById('search-hover').style.height = '281px';
onMouseExit="document.getElementById('search-hover').style.height = '70px';
onMouseOver="document.getElementById('search-hover').style.height = '281px';
onMouseOut="document.getElementById('search-hover').style.height = '70px';
onFocus="document.getElementById('search-hover').style.height = '281px';
</script>
<script>
$("#search select").mouseenter(function () {
$('#search-hover').css({"height","281px"});
});

$("#search select").mouseleave(function () {
$('#search-hover').css({"height", "70px"});
});
</script>