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) {
    var result = Math.ceil(rnd() * number);
    if (!result) result++;
    return result
};

var ad3 = rand(9);
var link3 = "";
var adBanner3 = "";
var width3 = "380";
var height3 = "200";
var alt3 = "";
var target3 = "_top";

switch (ad3) {
    case 1:
        link3 = "../products/edusoft/tour/application.html";
        adBanner3 = "../products/edusoft/images/Edusoft_tour_banner.jpg";
        break;
    case 2:
        link3 = "../products/wjIIIComplete/resources.html";
        adBanner3 = "../products/wmls/images/WJIII_ASB_banner.jpg";
        break;
    case 3:
        link3 = "../stimulus/index.html";
        adBanner3 = "../stimulus/images/stimulus_ad.jpg";
        break;
    case 4:
        link3 = "/rti/index.html";
        adBanner3 = "/rti/images/RTI_banner_FA.gif";
        break;
    case 5:
        link3 = "../events/index.html";
        adBanner3 = "../images/site/webinar_ad.jpg";
        break;
    case 6:
        link3 = "../products/edusoft/tour/application.html";
        adBanner3 = "../products/edusoft/images/Edusoft_tour_banner.jpg";
        break;
    case 7:
        link3 = "/rti/index.html";
        adBanner3 = "/rti/images/RTI_banner_FA.gif";
        target3 = "_blank";
        break;
    case 8:
        link3 = "../commoncore/moreinfo.html";
        adBanner3 = "../images/site/Iowa-banner-CC.jpg";
        target3 = "_blank";
        break;
    default:
}

function display_banner() {
    document.write('<center>');
    if (ad3 == 9) {
        document.write('<object type="application/x-shockwave-flash" data="/ads/IAATflashadv1.swf" width="380" height="200"><param name="movie" value="/ads/IAATflashadv1.swf" /></object>');
    } else {
        document.write('<a href="' + link3 + '" target="' + target3 + '">');
        document.write('<img src="' + adBanner3 + '" width=' + width3 + ' height=' + height3 + ' border=0 alt="' + alt3 + '"></a>');
    }
    document.write('</center>');
}