var youtube_obj;
var youtube_count;


function getYouTube(username){
	
}

function showYouTube(user){
	
	var youtube_url = 'http://gdata.youtube.com/feeds/api/videos?author='+user+'&alt=json-in-script&callback=listVideos';
	//var url = 'http://gdata.youtube.com/feeds/api/users/username/uploads&callback=youtubeCallback&alt=json-in-script&author=' + youtube_username;
	var script = document.createElement('script');
	script.type = 'text/javascript';
	script.src = youtube_url;
	var head = document.getElementsByTagName("head")[0];
    head.appendChild(script);

	$("#main_contents").html("loading...");
	
}

function listVideos(obj){

	var html_str = "<div id='youtube_player'></div>";
	var entries = obj.feed.entry;
	
	var amount = 5;
	var margin = 10;
	var vW = Math.floor(R_width/amount)-margin*2;
	var vH = Math.floor(vW*3/4);
	
	
	for(var i=0; i<entries.length; i++){
		//html += entries[i].media$content.$t;
		//html += entries[i].media$group.media$player[0].url;
		html_str += "<div class='thumbnail'>";
		html_str += "<a href='#' onClick='changeVideo(\"" + entries[i].media$group.media$content[0].url + "\")'>";
		html_str += "<img src='" + entries[i].media$group.media$thumbnail[0].url + "' width='" + vW + "' height='" + vH + "' border='0' /></a></div>";
	}
	
	$("#main_contents").html(html_str);
	
	//プレーヤーの埋め込み
	changeVideo(entries[0].media$group.media$content[0].url);
	
}


function changeVideo(url){
	var vW = R_width;
	var vH = R_width*9/16;

	var html = "";
	html +=	"<object width='" + vW + "' height='" + vH + "'>";
	html +=	"<param name='movie' value='"+url+"'></param>";
	html +=	"<param name='allowFullScreen' value='true'></param>";
	html += "<param name='wmode' value='transparent'></param>";
	html +=	"<embed src='"+url+"' ";
    html +=	"type='application/x-shockwave-flash'";
    html +=	"width='" + vW + "' height='" + vH + "'"; 
    html +=	"allowfullscreen='true'></embed>";
	html +=	"</object>";
	$("#youtube_player").html(html);
}