<script> var user = navigator.userAgent.toLowerCase();//用户代理 var skip;//定义浏览器 var skipversion = {};//定义浏览器版本 (skip = user.match(/msie ([\d.]+)/)) ? skipversion.ie = skip[1] : (skip = user.match(/firefox\/([\d.]+)/)) ? skipversion.firefox = skip[1] : (skip = user.match(/chrome\/([\d.]+)/)) ? skipversion.chrome = skip[1] : (skip = user.match(/opera.([\d.]+)/)) ? skipversion.opera = skip[1] : (skip = user.match(/version\/([\d.]+).*safari/)) ? skipversion.safari = skip[1] : 0; if (skipversion.ie) document.write('<style>CSS在这里</style>'); if (skipversion.firefox) document.write('<style>CSS在这里</style>'); if (skipversion.chrome) document.write('<style>CSS在这里</style>'); if (skipversion.opera) document.write('<style>CSS在这里</style>'); if (skipversion.safari) document.write('<style>CSS在这里</style>'); </script>
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