function Li_put_ad_here () {
	var ads_list = new Array(
		"http://www.linux-index.org/ads/linux_index_adv.swf",
		"http://www.linux-index.org/ads/www.linux-index.org%5B1%5D.gif",
		"http://www.linux-index.org/ads/www.linux-index.org%5B2%5D.jpg",
		"http://www.linux-index.org/ads/www.linux-index.org%5B3%5D.jpg",
		"http://www.linux-index.org/ads/www.linux-index.org%5B4%5D.jpg"
	);
	var flash_reg_ex = /^(.*?)\.swf$/i;
	var image_reg_ex = /^(.*?)\.(jpg|jpeg|png|gif|tiff)$/i;
	var rand_element = Math.round((ads_list.length-1)*Math.random());
	if (ads_list[rand_element].match(image_reg_ex)) {
		document.write('<a href="http://www.linux-index.org/" target="_blank"><img src="'+ads_list[rand_element]+'" width="468" height="60" border="0" 	alt="www.linux-index.org"/></a>');
	}
	if (ads_list[rand_element].match(flash_reg_ex)) {
		document.write('<object type="application/x-shockwave-flash" data="'+ads_list[rand_element]+'" width="468" height="60"><param name="movie" 	value="'+ads_list[rand_element]+'"/><param name="quality" value="high"/></object>');
	}
}

Li_put_ad_here();