var p=2;  
var q=Math.floor(Math.random()*p+1)  
switch(1) 
{ 

case 1: 

document.writeln("<iframe height=\'80\' width=\'760\' frameborder=\'no\' scrolling=\'no\' src= \'http:\/\/www.3alian.com\/code\/adview_pic.php?r=1&c=3&w=760&h=90&b=0080ff&s=004080&bg=FFFFFF&p=808080&u=352&at=p1&tt=t1\'><\/iframe>")


break; 


case 2:

document.writeln("<iframe border=0 vspace=0 hspace=0 marginwidth=0 marginheight=0 height=\'80\' framespacing=0 frameborder=0 scrolling=no width=\'760\' src=\'http:\/\/vip.10086006.com\/code.jsp?id1=3898&id2=7&id3=1&id4=5&id5=0-0-0\'><\/iframe>");

break; 


}