document.getElementsByClassName = function(cl) {
    var res = [];
    var pat = new RegExp('\\b'+cl+'\\b');
    var obj = this.getElementsByTagName('div');
    for (var i = 0; i < obj.length; i++) {
        var c = obj[i].className;
        if (pat.test(c)) res.push(obj[i]);
    }
    return res;
};


function load_banners() {
    var bs = document.getElementsByClassName('slot');
    for (var s = 0; s < bs.length; s++) {
        var i = bs[s].getAttribute('id');
        var w = bs[s].getAttribute('width');
        var h = bs[s].getAttribute('height');
        var frame = document.createElement('iframe');
        frame.src = 'http://banners.newshost.net/'+i+'.html';
        frame.setAttribute('width', w);
	frame.setAttribute('height', h);
	frame.setAttribute('frameBorder', 0);
	frame.setAttribute('marginWidth', 0);
	frame.setAttribute('marginHeight', 0);
	frame.setAttribute('vSpace', 0);
	frame.setAttribute('hSpace', 0);
	frame.setAttribute('scrolling', 'no');
        bs[s].parentNode.replaceChild(frame, bs[s]);
    }
}