function banner_block_build(block,quantity,banners){
	for(var i=1;i<=quantity&&banners.length>0;i++){
		j=Math.floor(Math.random()*banners.length);
		banner=banners.splice(j,1)[0];
		if (place=document.getElementById('banner_'+block+'_'+i)) {
			if (banner.type=='image') {
				place.innerHTML='<a href="'+(banner.popup?'javascript:wo(\'':'')+banner.url+(banner.popup?'\',760,540,1);':'')+'"'+(banner.popup?'':' target="_top"')+'><img src="/img/banner_block/'+banner.file+'" id="banner_content_'+block+'_'+i+'" border="0" width="'+banner.width+'" height="'+banner.height+'" alt="'+banner.alt+'"></a>';                
			}else if (banner.type=='flash') {
				so=new SWFObject("/img/banner_block/"+banner.file, 'banner_content_'+block+'_'+i, banner.width, banner.height, banner.version, "#ffffff");
				so.addParam("wmode", "opaque");
				so.write('banner_'+block+'_'+i); 
                
                if(banner.time > 0){                    
                    callback(banner.time * 1000);
                }
			}
		}
	}
}