<script type="text/javascript">
$(document).ready(function() {
var keys = ['art-ucoz','']; //слова поиска
var countvideo = 25;
var youtube_link = new Array();

$.getJSON('http://gdata.youtube.com/feeds/api/videos?q='+keys.join('+')+'&format=5&max-results='+countvideo+'&v=2&alt=jsonc',
function(data){
$.each(data['data']['items'], function(i,item){
youtube_link.push(item['id']);
});
$('#videotube').html('<iframe width="315" height="170"
src="//www.youtube.com/embed/'+youtube_link[Math.floor(Math.random()*youtube_link.length)]+'"
frameborder="0" allowfullscreen></iframe>');
});  
});
</script>
<div id="videotube"></div>

var keys =