var listenerID = 0;

preloadImg(["/images/common/icon_loader.gif"]);

//change main contents
function changeTab(showID,id,offset){

	listenerID = id;

	//change menu
	var listenerMenu = new Array('ListenerFavorites','ListenerMyleafs','ListenerCommunities','ListenerPlaylists');
	for(var i in listenerMenu){
		document.getElementById('menu' + listenerMenu[i]).style.backgroundPosition = "left top";
	}
	document.getElementById('menu' + showID).style.backgroundPosition = "left -27px";

	//show loader
	document.getElementById('contentsBody').innerHTML = '<div class="loaderIcon"><img src="/images/common/icon_loader.gif" /></div>';

	//change contents
	var action = '/apis/api_listener/'
	if(showID == 'ListenerFavorites'){
		action += 'get_favorites/' + listenerID + '/' + offset + '/';
		sendRequest(showHtml,'','GET',action,true,true);
	}
	else if(showID == 'ListenerMyleafs'){
		action += 'get_myleafs/' + listenerID + '/' + offset + '/';
		sendRequest(showHtml,'','GET',action,true,true);
	}
	else if(showID == 'ListenerCommunities'){
		action += 'get_communities/' + listenerID + '/' + offset + '/';
		sendRequest(showHtml,'','GET',action,true,true);
	}
	else if(showID == 'ListenerPlaylists'){
		action += 'get_playlists/' + listenerID + '/' + offset + '/';
		sendRequest(showHtml,'','GET',action,true,true);
	}
}
function showHtml(returnObj){
	if(returnObj.responseText){
		document.getElementById('contentsBody').innerHTML = returnObj.responseText;
	}
	else{
		document.getElementById('contentsBody').innerHTML = "-NO ENTRY-";
	}
}