判断是否微信

<script>
function isWeiXin(){
    var ua = window.navigator.userAgent.toLowerCase();
    if(ua.match(/MicroMessenger/i) == 'micromessenger'){
        return true;
    }else{
        return false;
    }
}
if(isWeiXin()){
    document.getElementById('list_wx').style.display='block';
    document.getElementById('list_nwx').style.display='none';
}else{
    document.getElementById('list_nwx').style.display='block';
    document.getElementById('list_wx').style.display='none';
}
</script>