javascript判断是否为移动设备

javascript判断是否为移动设备代码，可实现电PC和移动端访问不同页面

<script type="text/javascript">
var mobileAgent = new Array("iphone", "ipod", "ipad", "android", "mobile", "blackberry", "webos", "incognito", "webmate", "bada", "nokia", "lg", "ucweb", "skyfire");
var browser = navigator.userAgent.toLowerCase();
var isMobile = false;
for (var i=0; i<mobileAgent.length; i++){ 
if (browser.indexOf(mobileAgent[i])!=-1){ 
isMobile = true;location.href = 'http://www.hao360.xyz';
break; 
} 
}
</script>