/* mediaplayer functions */

function controlMedia(id) {
	
	// reset all controller states
	pauseAll(id);
	
	var controller = document.getElementById(id);
	
	var action = (controller.className=="pause") ? "play" : "pause";
	
	//alert(action);
	
	controller.className = action;
	
	// switch controller state	
	switchState(id);
	
	//var src = (action=="play") ? controller.getAttribute("rel") + controller.getAttribute("rev") : "";
	var src = controller.getAttribute("rev");
	
	var type = controller.getAttribute("type");
	
	// load media into Flash container
	var mediaContainer = getFlashObject("mediaContainer");

	mediaContainer.SetVariable("action",action);
	mediaContainer.SetVariable("type",type);
	mediaContainer.SetVariable("file",src);
	
	//if (action=="play") mediaContainer.playMedia(src);
	//else mediaContainer.pauseResume();
	//mediaContainer.TCallFrame("_root",1);
	
}


function switchState(id) {
	
	var className = document.getElementById(id).className;
	var state = (className=="play") ? "pause" : "play";
	className = state;
}


function pauseAll(id) {
	var aAnchors = document.getElementById("playlist").getElementsByTagName("a");
	for (var i=0; i<aAnchors.length; i++) {
		if (aAnchors[i].id!=id && aAnchors[i].getAttribute("type")!="pdf") aAnchors[i].className="pause";
	}
	
}


function getFlashObject(movieName) {
	if (window.document[movieName]) {
		return window.document[movieName];
	}
	
	if (navigator.appName.indexOf("Microsoft Internet")==-1) {
		if (document.embeds && document.embeds[movieName])
			return document.embeds[movieName]; 
	} else { // if (navigator.appName.indexOf("Microsoft Internet")!=-1)
		return document.getElementById(movieName);
	}
}