html5搜索匹配怎么做？

<link rel="stylesheet" type="text/css" href="http://www.jq22.com/jquery/bootstrap-3.3.4.css">
<div class="g-container"> 
    <form action="" class="basic-grey">
        <div class="form-group">
            <label for="lastname" class="control-label">
            公司选择:
        </label>
            <div class="Companies">
                <input class="form-control" type="text" placeholder="请选择" id="js-groupId">
                <input type="hidden" id="groupId">
                <ul id="groupid">
                    <li data-id="827"><a href="javascript:void(0)">厦门集众筹智科技有限公司</a></li>
                    <li data-id="826"><a href="javascript:void(0)">苏州高新区文体发展有限公司</a></li>
                    <li data-id="825"><a href="javascript:void(0)">美罗城test</a></li>
                    <li data-id="824"><a href="javascript:void(0)">深圳市高收益科技开发有限公司</a></li>
                    <li data-id="823"><a href="javascript:void(0)">深圳市蜗爱生活科技开发有限公司</a></li>
                    <li data-id="815"><a href="javascript:void(0)">深圳市宇恒乐便利店管理有限公司</a></li>
                    <li data-id="814"><a href="javascript:void(0)">广东胜佳超市有限公司</a></li>
                    <li data-id="813"><a href="javascript:void(0)">顺义李先生说</a></li>
                    <li data-id="812"><a href="javascript:void(0)">十足集团股份有限公司</a></li>
                    <li data-id="811"><a href="javascript:void(0)">宏图三胞高科技术有限公司</a></li>
                    <li data-id="810"><a href="javascript:void(0)">九州连锁超市公司</a></li>
                    <li data-id="809"><a href="javascript:void(0)">李先生</a></li>
                    <li data-id="808"><a href="javascript:void(0)">李先生牛肉面快餐厅</a></li>
                    <li data-id="807"><a href="javascript:void(0)">李先生牛肉面快餐厅</a></li>
                    <li data-id="806"><a href="javascript:void(0)">美宜佳便利店有限公司</a></li>
                    <li data-id="805"><a href="javascript:void(0)">上海一嗨汽车租赁有限公司</a></li>
                    <li data-id="804"><a href="javascript:void(0)">龙湖商业地产（重庆区）</a></li>
                    <li data-id="803"><a href="javascript:void(0)">阜阳华联集团股份有限公司</a></li>
                    <li data-id="802"><a href="javascript:void(0)">百万庄园</a></li>
                    <li data-id="801"><a href="javascript:void(0)">百万庄园</a></li>
                    <li data-id="800"><a href="javascript:void(0)">上海恭胜酒店管理有限公司</a></li>
                    <li data-id="799"><a href="javascript:void(0)">北京好伦哥餐饮有限公司</a></li>
                    <li data-id="798"><a href="javascript:void(0)">富驿酒店集团有限公司</a></li>
                </ul>
            </div>
        </div>
    </form>

</div>

div,li,ul {
	margin:0;
	padding:0;
}
ul li {
	list-style:none;
}
.basic-grey {
	width:600px;
	margin:5% 10%;
}
.basic-grey .Companies {
	position:relative;
}
.basic-grey .Companies ul {
	position:relative;
	height:210px;
	width:100%;
	overflow-y:auto;
	border:1px solid #DDD;
	display:none;
}
.basic-grey .Companies ul li {
	padding:3px 12px;
}
.basic-grey .Companies ul li:hover {
	background-color:#bebebe;
	cursor:pointer;
}
.basic-grey .Companies ul li.top {
	position:absolute;
	top:0;
}

jQuery.expr[':'].Contains = function(a, i, m) {
    return (a.textContent || a.innerText || "").toUpperCase().indexOf(m[3].toUpperCase()) >= 0;
};

function filterList(list) {
    $('#js-groupId').bind('input propertychange', function() {
        var filter = $(this).val();
        if (filter) {
            $matches = $(list).find('a:Contains(' + filter + ')').parent();
            $('li', list).not($matches).slideUp();
            $matches.slideDown();
        } else {
            $(list).find("li").slideDown();
        }
    });
}
$(function() {
    filterList($("#groupid"));
    $('#js-groupId').bind('focus', function() {
        $('#groupid').slideDown();
    }).bind('blur', function() {
        $('#groupid').slideUp();
    })
    $('#groupid').on('click', 'li', function() {
        $('#js-groupId').val($(this).text())
        $('#groupId').val($(this).data('id'))
        $('#groupid').slideUp()
    });
})