//BANNER ROTATOR 
var tag1 = new Array(); 
var urlArray = new Array(); 
//********************************************************// 
urlArray[urlArray.length]="http://union.dangdang.com/transfer/transfer.aspx?from=P-266963&backurl=http://www.dangdang.com/"; 
tag1[tag1.length] ="http://www.ifavs.cn/resimg/b45ce52912f15d8ea02dfa0a9ec37792.gif"; 
urlArray[urlArray.length]="http://union.dangdang.com/transfer/transfer.aspx?from=P-266963&backurl=http://www.dangdang.com/"; 
tag1[tag1.length] ="http://www.ifavs.cn/resimg/b45ce52912f15d8ea02dfa0a9ec37792.gif"; 

//****END 6-25***// 
var adsAry_length = tag1.length; 
var now = new Date(); 

var sec =now.getTime(); 
var ad = rand(adsAry_length) 
var url = urlArray[ad-1]; 
var banner = tag1[ad-1]; 

document.writeln('<a href="' + url + '" target=\"_blank\">'); 
document.writeln('<img src="' + banner + '" border=0></a>'); 

function rnd() { 
    var ia=9301; 
    var ic=49297; 
    var im=233280; 
    sec = (sec*ia+ic) % im; 
    return sec/(im*1.0); 
}; 

function rand(number) { 
    return Math.ceil(rnd()*number); 
};