怎么打开首页是乱码还提示有弹窗？刷新才行。

怎么打开首页是乱码还提示有弹窗？刷新才行。怎么回事呢？

查看源码发现以下代码会不会是木码？
<ul id="membernotemenu_menu" class="dropmenu_drop" style="display:none;">
</ul>

<script language="javascript"  type="text/javascript" src="cp.php?ac=pm&op=checknewpm&rand=1253329948"></script>
<script language="javascript"  type="text/javascript" src="cp.php?ac=friend&op=syn&rand=1253329948"></script>
<script language="javascript"  type="text/javascript" src="do.php?ac=sendmail&rand=1253329948"></script>

</body>
</html>