var m=1;
var n=Math.floor(Math.random()*m+1);
switch(n)
{
case 1:
document.writeln("<iframe width=\"468\" scrolling=\"no\" height=\"60\" frameborder=\"0\" src=\"http:\/\/38951.wauee.com\/sohu\/nhtml\/468_60_61741.html?pid=76&pt=df&mid=38951&channel=1&cid=2079\" marginwidth=\"0\" marginheight=\"0\" vspace=\"0\" hspace=\"0\" allowtransparency=\"true\"><\/iframe>");
break;
}