jquery获取浏览器类型和版本号方法

<script type="text/javascript">

$(document).ready(function(){

var brow=$.browser;

var bInfo="";

if(brow.msie) {bInfo="Microsoft Internet Explorer "+brow.version;}

if(brow.mozilla) {bInfo="Mozilla Firefox "+brow.version;}

if(brow.safari) {bInfo="Apple Safari "+brow.version;}

if(brow.opera) {bInfo="Opera "+brow.version;}

alert(bInfo);

$("#browser").html(bInfo);

})

</script>