手持设备的判断

<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; 

//alert(mobileAgent[i]); 

location.href = '手机网址';

break; } } 

</script>