var activeId="";

// this code handles insertion of video players
// uses SWFObject for playing flash: http://blog.deconcept.com/swfobject/
var HTML;	
// function for playing just regular flash files
function writeFlash($file,$width,$height)
{
	var qs = new Querystring();
	if(qs.get('flash','yes') == 'no') {
		ShowNoFlash();
		return;
	} else {
		var FlashObject;
		FlashObject = new SWFObject($file,"swfPlayer1",$width,$height,"8","#FFFFFF");
		FlashObject.addParam("quality", "high", "transparent");
		FlashObject.write("flash");
	}
}
// for playing flv
function LoadVideo(mediaurl,CheckAutoStart,nid,controlVis,autoPlay) {
	var FlashObject;
	var extension = mediaurl.substr(mediaurl.length-3,3);
	if (nid == null)
		nid = 2;
	FlashObject = new SWFObject("player/eventPlayer.swf?version=7","swfPlayer1","440","385","8","#CCFFFF");
	FlashObject.addVariable("vid",mediaurl);
	FlashObject.addVariable("nid",nid);
	FlashObject.addVariable("autoStarting",autoPlay);
	FlashObject.addVariable("controlVisible",controlVis);
	FlashObject.addVariable("buttonsBG","B8C497");		        // colors play button/pause button, mute button, timecode backing
	FlashObject.addVariable("bufferBarBG","B8C497");            // colors buffer bar
	FlashObject.addVariable("progressBarBG","D6E4AF");          // colors progress bar
	FlashObject.write("mainVideo");
}

// cookies
function createCookie(name,value,hours) {
	if (hours) {
		var date = new Date();
		date.setTime(date.getTime()+(hours*60*60*1000));
		var expires = "; expires="+date.toGMTString();
	}
	else var 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;
}
/* Client-side access to querystring name=value pairs
	Version 1.2.3
	22 Jun 2005
	Adam Vandenberg
*/
function Querystring(qs) { // optionally pass a querystring to parse
	this.params = new Object()
	this.get=Querystring_get
	
	if (qs == null)
		qs=location.search.substring(1,location.search.length)

	if (qs.length == 0) return

// Turn <plus> back to <space>
// See: http://www.w3.org/TR/REC-html40/interact/forms.html#h-17.13.4.1
	qs = qs.replace(/\+/g, ' ')
	var args = qs.split('&') // parse out name/value pairs separated via &
	
// split out each name=value pair
	for (var i=0;i<args.length;i++) {
		var value;
		var pair = args[i].split('=')
		var name = unescape(pair[0])

		if (pair.length == 2)
			value = unescape(pair[1])
		else
			value = name
		
		this.params[name] = value
	}
}

function Querystring_get(key, default_) {
	// This silly looking line changes UNDEFINED to NULL
	if (default_ == null) default_ = null;
	
	var value=this.params[key]
	if (value==null) value=default_;
	
	return value
}
function playIntro(video,controlVis,autoPlay)
{
	var qs = new Querystring();
	if(qs.get('flash','yes') == 'no') {
		ShowNoFlash();
		return;
	}
	LoadVideo(video,true,1,controlVis, autoPlay);
}
function changeMainWindow(filename,nid,controlVis)
{
	//inactivateAll();
	LoadVideo(filename,false,nid,controlVis);	
}
function ShowNoFlash() {
	document.getElementById('mainVideo').innerHTML = 
	'Version 8 or higher of <a href="http://www.adobe.com/products/flashplayer/" target="_blank"><u>Adobe Flash</u></a> is required to view the video on this site.';
}

function changeClass(elementId,className){
	inactivateAll();
	if(elementId == '')
		return;
	if(elementId == 'box0')
		return;
	inactivateAll();
	document.getElementById(elementId).className=className;
	activeId=elementId;	
}
function showForm(formNumber,elementId)
{
	var HTML;
	inactivateAll();
	HTML=formHTML[formNumber];
	document.getElementById(elementId).innerHTML = HTML;
}

function inactivateAll()
{
	document.getElementById('box1').className='boxInactive';
	document.getElementById('box2').className='boxInactive';
	document.getElementById('box3').className='boxInactive';
	document.getElementById('box4').className='boxInactive';
	document.getElementById('box5').className='boxInactive';
	activeId='';
}
function magicRollOver(target){
	document.getElementById(target).className='boxActive';
}
	
function magicRollOut(target)
{
	if(target==activeId)
	{
		document.getElementById(target).className='boxActive';
	} else {
		document.getElementById(target).className='boxInactive';
	}
}
function handleVideoEvent(vid,cuePointName)
{
	return;
	//alert(vid+cuePointName);
	var argument=cuePointName.split("|");
	switch(argument[0])
	{
		case "changeClass":
			changeClass(argument[1],argument[2]);
			break;
		case "showForm":
			showForm(argument[1],argument[2]);
			break;
		case "redirect":
			window.location=argument[1];
	}
}
// ajax calls to store stream events
var http_request;
function makeRequest(url, parameters) {
      http_request = false;
      if (window.XMLHttpRequest) { // Mozilla, Safari,...
         http_request = new XMLHttpRequest();
         if (http_request.overrideMimeType) {
         	// set type accordingly to anticipated content type
            //http_request.overrideMimeType('text/xml');
            http_request.overrideMimeType('text/html');
         }
      } else if (window.ActiveXObject) { // IE
         try {
            http_request = new ActiveXObject("Msxml2.XMLHTTP");
         } catch (e) {
            try {
               http_request = new ActiveXObject("Microsoft.XMLHTTP");
            } catch (e) {}
         }
      }
      if (!http_request) {
         alert('Cannot create XMLHTTP instance');
         return false;
      }
      //http_request.onreadystatechange = alertContents;
      http_request.open('GET', url + parameters, true);
      http_request.send(null);
 }

   function alertContents() {
      if (http_request.readyState == 4) {
         if (http_request.status == 200) {
            alert(http_request.responseText);           
         } else {
            alert('There was a problem with the request.');
         }
      }
   }
function Callback(event,buffer,nid,timeToPlay) {
	//return;
	d = new Date();
	var url = "/player/recordStreamEvent.php?event=" + event + "&buffer=" + buffer + "&nid=" + nid + "&timeToPlay=" + timeToPlay + "&cb=" + d.getTime();
	//alert(url);
	makeRequest(url,'');
}
// dreamweaver functions
function MM_preloadImages() { //v3.0
  var d=document; if(d.images){ if(!d.MM_p) d.MM_p=new Array();
    var i,j=d.MM_p.length,a=MM_preloadImages.arguments; for(i=0; i<a.length; i++)
    if (a[i].indexOf("#")!=0){ d.MM_p[j]=new Image; d.MM_p[j++].src=a[i];}}
}
function MM_swapImgRestore() { //v3.0
  var i,x,a=document.MM_sr; for(i=0;a&&i<a.length&&(x=a[i])&&x.oSrc;i++) x.src=x.oSrc;
}
function MM_findObj(n, d) { //v4.01
  var p,i,x;  if(!d) d=document; if((p=n.indexOf("?"))>0&&parent.frames.length) {
    d=parent.frames[n.substring(p+1)].document; n=n.substring(0,p);}
  if(!(x=d[n])&&d.all) x=d.all[n]; for (i=0;!x&&i<d.forms.length;i++) x=d.forms[i][n];
  for(i=0;!x&&d.layers&&i<d.layers.length;i++) x=MM_findObj(n,d.layers[i].document);
  if(!x && d.getElementById) x=d.getElementById(n); return x;
}
function MM_swapImage() { //v3.0
  var i,j=0,x,a=MM_swapImage.arguments; document.MM_sr=new Array; for(i=0;i<(a.length-2);i+=3)
   if ((x=MM_findObj(a[i]))!=null){document.MM_sr[j++]=x; if(!x.oSrc) x.oSrc=x.src; x.src=a[i+2];}
}