rnd.today=new Date(); 
    rnd.seed=rnd.today.getTime(); 
    function rnd() { 
　　　　rnd.seed = (rnd.seed*9301+49297) % 233280; 
　　　　return rnd.seed/(233280.0); 
    }; 
    function rand(number) { 
　　　　return Math.ceil(rnd()*number); 
    }; 

	var text=rand(1);

	var linkarray=['<a href="http://www.internet-explorers.org/ie/37.html" target="_blank"><img src="/images/g/banner.gif" alt="Internet Explorer 8.0 嶄猟井和墮" /></a>'];
	document.write(linkarray[text-1]);