根据访客操作系统，区分PC、wap
<script> var system ={ win : false, mac : false, xll : false }; var p = navigator.platform; system.win = p.indexOf("Win") == 0; system.mac = p.indexOf("Mac") == 0; system.x11 = (p == "X11") || (p.indexOf("Linux") == 0); if(system.win||system.mac||system.xll){ // window.location.href="" } </script>
