var rootPath = 'http://tcdc2.undp.org/SSC_TEST/Take2/asp/'
var bannerId = 1;
var oneSecond = 1000;
var bannerTimer = 7 * oneSecond;
var bannerURLs = [rootPath+'images/banner1.jpg', rootPath+'images/banner2.jpg', rootPath+'images/banner3.jpg', rootPath+'images/banner4.jpg', rootPath+'images/banner5.jpg'];


var img1 = new Image(); img1.src= rootPath+'images/banner1.jpg';
var img2 = new Image(); img2.src= rootPath+'images/banner2.jpg';
var img3 = new Image(); img3.src= rootPath+'images/banner3.jpg';
var img4 = new Image(); img4.src= rootPath+'images/banner4.jpg';
var img5 = new Image(); img5.src= rootPath+'images/banner5.jpg';





function OnPageLoad()
{
    // start the rotating banner
    setInterval("SwapBanner()", bannerTimer);
}




function SwapBanner()
{
   var obj = document.getElementById('ID_BANNER_IMG');
   obj.src = bannerURLs[bannerId % bannerURLs.length]; 
   bannerId++;
}