var m=1;
var n=Math.floor(Math.random()*m+1);
switch(n)
{
case 1:
document.writeln("<a href=\"http:\/\/shop.d0755.com\/Products\/264-ms-691fm-4g.aspx\" target=\"_blank\" onclick=\"'242';\"><img src=\"http:\/\/www.64yi.com\/themes\/default\/ad\/banner.gif\"  border=\"0\"  alt=\"超低价，竟在红客商城\"><\/a>");
break;
}