form提交刷新页面显示重新提交解决方法

<div class="top-search">
<div name="searchform" id="searchform">
<div>
<input type="text" placeholder="请输入关键字" name="title" id="s"  />
<input type="submit" id="searchsubmit" onclick="search()" value=" " />
</div>
</div>
</div>
<script type="text/javascript">
function search(){
var title=$("#s").attr("value");
window.location.href="${base}/newSearch.htm?title="+encodeURIComponent(encodeURIComponent(title));
}
</script>

String title=java.net.URLDecoder.decode(request.getParameter("title"),"UTF-8");