var oldonload = window.onload;
if (typeof window.onload != 'function') {
    window.onload = randomBanner;
} else {
    window.onload = function() {
        oldonload();
        randomBanner();
    }
}

function randomBanner() { 
    var Banner = document.getElementById('banner');
    var language = document.getElementById('language').content;
    var Link = document.getElementById('bannerhref');
    var random_number = 8;
    //var random_number = Math.floor(Math.random() * 4); // 4 means banner0 through banner3 !
    var backgroundString = 'url(images/banner' + random_number;

    if (language == "de") backgroundString = backgroundString + ".de";

    Banner.style.background = backgroundString + ".png) no-repeat center center";
    
    if (random_number == 0)
        Link.href = "http://pomcast.podspot.de/post/pomde051019-004/";
    if (random_number == 1)
        Link.href = "http://www.cocoaradio.com/2005/09/the_coding_monk_1.html";
    if (random_number == 2)
        Link.href = "http://www.codingmonkeys.de/blog/";
    if (random_number == 3)
        if (language == "de")
            Link.href = "http://www.codingmonkeys.de/subethaedit/index.de.html";
        else
            Link.href = "http://www.codingmonkeys.de/subethaedit/";
    if (random_number == 4)
        Link.href = "http://www.codingmonkeys.de/subethaengine/";
    if (random_number >= 5)
        Link.href = "http://carcassonneapp.com/index."+((language == "de")?'de.':'')+"html";
    
}