function insertMovie(url,width,height) {
	height += 20;
	var writeStr = '<object width="' +
					width +
					'" height="' +
					height +
					'" classid="clsid:02BF25D5-8C17-4B23-BC80-D3488ABDDC6B" codebase="http://www.apple.com/qtactivex/qtplugin.cab">\n' +
					'<param name="src" value="' +
					url +
					'" />\n' +
					'<param name="autoplay" value="false">\n' +
					'<param name="controller" value="true">\n' +
					'<param name="kioskmode" value="true">\n' +
					'<embed src="' +
					url +
					'" width="' +
					width +
					'" height="' +
					height +
					'" autoplay="false" controller="true" pluginspage="http://www.apple.com/quicktime/download/" kioskmode="true"></embed>' +
					'</object>\n';
	document.write(writeStr);
}

//sfHover
sfHover = function() {
	var sfEls = document.getElementById("globalNav").getElementsByTagName("LI");
	for (var i=0; i<sfEls.length; i++) {
		sfEls[i].onmouseover=function() {
			this.className+=" sfhover";
		}
		sfEls[i].onmouseout=function() {
			this.className=this.className.replace(new RegExp(" sfhover\\b"), "");
		}
	}
}
if (window.attachEvent) window.attachEvent("onload", sfHover);


//styleswitcher
function setActiveStyleSheet(title) {
  var i, a, main;
  for(i=0; (a = document.getElementsByTagName("link")[i]); i++) {
    if(a.getAttribute("rel").indexOf("style") != -1 && a.getAttribute("title")) {
      a.disabled = true;
      if(a.getAttribute("title") == title) a.disabled = false;
    }
  }
}

function getActiveStyleSheet() {
  var i, a;
  for(i=0; (a = document.getElementsByTagName("link")[i]); i++) {
    if(a.getAttribute("rel").indexOf("style") != -1 && a.getAttribute("title") && !a.disabled) return a.getAttribute("title");
  }
  return null;
}

function getPreferredStyleSheet() {
  var i, a;
  for(i=0; (a = document.getElementsByTagName("link")[i]); i++) {
    if(a.getAttribute("rel").indexOf("style") != -1
       && a.getAttribute("rel").indexOf("alt") == -1
       && a.getAttribute("title")
       ) return a.getAttribute("title");
  }
  return null;
}

function createCookie(name,value,days) {
  if (days) {
    var date = new Date();
    date.setTime(date.getTime()+(days*24*60*60*1000));
    var expires = "; expires="+date.toGMTString();
  }
  else expires = "";
  document.cookie = name+"="+value+expires+"; path=/";
}

function readCookie(name) {
  var nameEQ = name + "=";
  var ca = document.cookie.split(';');
  for(var i=0;i < ca.length;i++) {
    var c = ca[i];
    while (c.charAt(0)==' ') c = c.substring(1,c.length);
    if (c.indexOf(nameEQ) == 0) return c.substring(nameEQ.length,c.length);
  }
  return null;
}

window.onload = function(e) {
	var cookie = readCookie("style");
	var title = cookie ? cookie : getPreferredStyleSheet();
	setActiveStyleSheet(title);
	if (location.href == "http://dperry.com/" ||
		location.href == "http://www.dperry.com/" ||
		location.href == "http://dperry.com/index.php" ||
		location.href == "http://www.dperry.com/index.php") {
		initTwitterUpdater();
		getNewsPipe();
	}
}

window.onunload = function(e) {
  var title = getActiveStyleSheet();
  createCookie("style", title, 365);
}

var cookie = readCookie("style");
var title = cookie ? cookie : getPreferredStyleSheet();
setActiveStyleSheet(title);


function getNewsPipe() {
	// http://pipes.yahoo.com/pipes/pipe.run?_id=dfac0553a30d1014c7af6e8cbedaa237&_render=json
	var yhPipeId = 'dfac0553a30d1014c7af6e8cbedaa237';
	new Ajax.Request('/proxy/proxy.php?base_url=http%3A%2F%2Fpipes.yahoo.com%2Fpipes%2F&rel_path=pipe.run%3F_id%3D' + yhPipeId + '%26_render%3Djson', {
	method: 'get',
	onSuccess: function(transport){
		try {
			var r = transport.responseText.evalJSON(true).value.items.reverse();
			r.each(function(item) { addNewsItem(item); });
			if (r.length > 0 && $('rssH1')) $('rssH1').style.backgroundImage = "none";
			var json = transport.responseText.evalJSON();
		} catch (e) { alert(e); return; }
	},onException: function(transport, exception) { alert(exception);}
	});
	var rssH1 = $('rssH1');
	if (rssH1) {
		rssH1.style.backgroundImage = "url('/imgs/loading.gif')";
		rssH1.style.backgroundRepeat = "no-repeat";
		rssH1.style.backgroundPosition = "265px center";
	}
}

var n = 0;
var nNewsItems = 10;

function addNewsItem(item) {
	if (n == nNewsItems - 1) return;
	var newsItem = "<a href='"+item.link+"'>"+item.title+"</a>";

	var li = new Element('li').update(newsItem);
	$('news_feed_list').insert({top:li});
	Effect.Appear(li, { duration: 0.5 });
	n++;
}

var last_id = 1;
var i = 0;
var nTweets = 10;

function initTwitterUpdater() {
    new PeriodicalExecuter(refreshTweets, 40);
    refreshTweets();
	var twitterH1 = $('twitterH1');
	if (twitterH1) {
		twitterH1.style.backgroundImage = "url('/imgs/loading.gif')";
		twitterH1.style.backgroundRepeat = "no-repeat";
		twitterH1.style.backgroundPosition = "265px center";
	}
}

function refreshTweets() { 
	// api.twitter.com/1/statuses/user_timeline/dperry.json
	new Ajax.Request('/proxy/proxy.php?base_url=http://api.twitter.com/&rel_path=1%2Fstatuses%2Fuser_timeline%2Fdperry.json%3Fcount%3D' + nTweets + '%26since_id=' + last_id , {
	method: 'get',
	onSuccess: function(transport){
		var json = transport.responseText.evalJSON();
		var r = json.reverse();
		last_id = json.last().id;
		r.each(function(item) { addTweet(item); });
		if (r.length > 0 && $('twitterH1')) $('twitterH1').style.backgroundImage = "none";
	},
	onFailure: function (transport) {
	}
	});
}

String.prototype.parseTweetURLs = function() {
	return this.replace(/((https?|s?ftp|ssh)\:\/\/[^"\s\<\>]*[^.,;'">\:\s\<\>\)\]\!])/g,
		function(F){
			return'<a href="'+F+'">'+F+"</a>"
		}
	).replace(/\B@([_a-z0-9]+)/ig,
		function(F){
			return F.charAt(0)+'<a href="http://www.twitter.com/'+F.substring(1)+'">'+F.substring(1)+"</a>"
		}
	);
};

function relative_time(created_time) {
	var seconds = parseInt((new Date().getTime()-new Date(created_time))/1000);
	if(seconds < 60){
		return"less than a minute ago"
	} else {
		if (seconds < 120) {
			return"about a minute ago"
	} else {
		if (seconds < (60*60)){
			return(parseInt(seconds/60)).toString()+" minutes ago"
		} else { 
			if (seconds < (120*60)) {
				return"about an hour ago"
			} else {
				if (seconds < (24*60*60)){
					return"about "+(parseInt(seconds/3600)).toString()+" hours ago"
				} else { 
					if (seconds < (48*60*60)){
						return"1 day ago"
					} else {
						return (parseInt(seconds/86400)).toString()+" days ago"
						}
					}
				}
			}
		}
	}
}

function addTweet(item) {
	var tweet ="<span>";
	tweet += item.text.parseTweetURLs() + "&nbsp;";
	tweet += "</span>";
	tweet += "<a class='tweet-date' href='http://twitter.com/dperry/statuses/"+item.id+"'>"+relative_time(item.created_at)+"</a>";

	var li = new Element('li').update(tweet);
	$('twitter_update_list').insert({top:li});
	Effect.Appear(li, { duration: 0.5 });
	i++;
}