监听确认（搜索）按钮并执行查询

<script>
document.getElementById('search').onkeypress = function(e) {
    if ((e.which && e.which == 13) || (e.keyCode && e.keyCode == 13)) {
        document.getElementById('submit').click();
        return false;
    } else {
        return true;
    }
};
</script>