var timerlen = 5;
var slideAniLen = 250;

var timerID = new Array();
var startTime = new Array();
var obj = new Array();
var endHeight = new Array();
var moving = new Array();
var dir = new Array();

function slidedown(objname){
	if(moving[objname])
			return;
	
	if(document.getElementById(objname).style.display != "none")
			return; // cannot slide down something that is already visible
	
	moving[objname] = true;
	dir[objname] = "down";
	startslide(objname);
}

function slideup(objname){
	if(moving[objname])
			return;
	
	if(document.getElementById(objname).style.display == "none")
			return; // cannot slide up something that is already hidden
	
	moving[objname] = true;
	dir[objname] = "up";
	startslide(objname);
}

function startslide(objname){
	obj[objname] = document.getElementById(objname);
	
	obj[objname].style.display = 'block';
	endHeight[objname] = parseInt(obj[objname].offsetHeight);
	obj[objname].style.display = 'none';
	startTime[objname] = (new Date()).getTime();
	
	if(dir[objname] == 'down'){
			obj[objname].style.height = '1px';
	}
	
	obj[objname].style.display = 'block';
	
	timerID[objname] = setInterval('slidetick(\'' + objname + '\');',timerlen);
}

function slidetick(objname){
	var elapsed = (new Date()).getTime() - startTime[objname];
	
	if (elapsed > slideAniLen)
			endSlide(objname)
	else {
			var d =Math.round(elapsed / slideAniLen * endHeight[objname]);
			if(dir[objname] == "up")
					d = endHeight[objname] - d;
	
			obj[objname].style.height = d + "px";
	}
	
	return;
}

function endSlide(objname){
	clearInterval(timerID[objname]);
	
	if(dir[objname] == "up")
	{
		obj[objname].style.display = "none";
		document.getElementById(objname).innerHTML= '';
	}
	
	obj[objname].style.height = endHeight[objname] + "px";
	
	delete(moving[objname]);
	delete(timerID[objname]);
	delete(startTime[objname]);
	delete(endHeight[objname]);
	delete(obj[objname]);
	delete(dir[objname]);
	
	return;
}

function toggleSlide(objname)
{
	if(document.getElementById(objname).style.display == "none")
	{
		// div is hidden, so let's slide down
		slidedown(objname);
	}
	else
	{
		// div is not hidden, so slide up
		slideup(objname);
	}
}

// AJAX Functions
function ajax_load(url, url_method)
{
	var xmlHttp;
	var ajaxHTML = '';
	
	try
	{
		// Firefox, Opera 8.0+, Safari
		xmlHttp = new XMLHttpRequest();
	}
	catch (e)
	{
		// Internet Explorer
		try
		{
			xmlHttp = new ActiveXObject("Msxml2.XMLHTTP");
		}
		catch (e)
		{
			try
			{
				xmlHttp = new ActiveXObject("Microsoft.XMLHTTP");
			}
			catch (e)
			{
				alert("Your browser does not support AJAX!");
				return false;
			}
		}
	}
	
	xmlHttp.open(url_method, url, false);
	xmlHttp.send(null);
	
	ajaxHTML = xmlHttp.responseText;
	return ajaxHTML;
}

function load_news(id)
{
	var ajax_result;
	
	var div_main = 'news_item_' + id;
	var image_id = 'news_image_' + id;
	var icon_id = 'icon_' + id;
	
	var url = './site/news/ajax/' + id + '/';
	var url_method = 'GET';
	
	var img_src;
	var img = new Image();
	var img_icon = new Image();
	
	if(document.getElementById(div_main).style.display == "none")
	{
		document.getElementById('layout_loading').style.display = "block";
		
		ajax_result = ajax_load(url, url_method);
		document.getElementById(div_main).innerHTML = ajax_result;
		
		if(document.getElementById(image_id) != null)
		{
			img_src = document.getElementById(image_id).src;
			img.src = img_src;
			
			img.onload = function()
			{
				document.getElementById(image_id).width = img.width;
				document.getElementById(image_id).height = img.height;
				
				img_icon.src = document.getElementById(icon_id).src;
				
				img_icon.onload = function()
				{
					document.getElementById(icon_id).width = img_icon.width;
					document.getElementById(icon_id).height = img_icon.height;
				
					document.getElementById('layout_loading').style.display = "none";
					slidedown(div_main);
				}
			}
		}
		else
		{
			document.getElementById('layout_loading').style.display = "none";
			
			document.getElementById(icon_id).width = '96';
			document.getElementById(icon_id).height = '96';
			
			slidedown(div_main);
		}
	}
	else
	{
		document.getElementById(icon_id).width = '35';
		document.getElementById(icon_id).height = '35';
	
		// div is not hidden, so slide up
		slideup(div_main);
	}
}

function load_articles(id)
{
	var ajax_result;
	
	var div_main = 'articles_item_' + id;
	var image_id = 'articles_image_' + id;
	var icon_id = 'icon_' + id;
	
	var url = './site/articles/ajax/' + id + '/';
	var url_method = 'GET';
	
	var img_src;
	var img = new Image();
	var img_icon = new Image();
	
	if(document.getElementById(div_main).style.display == "none")
	{
		document.getElementById('layout_loading').style.display = "block";
		
		ajax_result = ajax_load(url, url_method);
		document.getElementById(div_main).innerHTML = ajax_result;
		
		if(document.getElementById(image_id) != null)
		{
			img_src = document.getElementById(image_id).src;
			img.src = img_src;
			
			img.onload = function()
			{
				document.getElementById(image_id).width = img.width;
				document.getElementById(image_id).height = img.height;
				
				img_icon.src = document.getElementById(icon_id).src;
				
				img_icon.onload = function()
				{
					document.getElementById(icon_id).width = img_icon.width;
					document.getElementById(icon_id).height = img_icon.height;
				
					document.getElementById('layout_loading').style.display = "none";
					slidedown(div_main);
				}
			}
		}
		else
		{
			document.getElementById('layout_loading').style.display = "none";
			
			document.getElementById(icon_id).width = '96';
			document.getElementById(icon_id).height = '96';
			
			slidedown(div_main);
		}
	}
	else
	{
		document.getElementById(icon_id).width = '35';
		document.getElementById(icon_id).height = '35';
		
		// div is not hidden, so slide up
		slideup(div_main);
	}
}

function load_admins(id)
{
	var ajax_result;
	
	var div_main = 'admins_item_' + id;
	var image_id = 'admins_image_' + id;
	
	var url = './site/us/ajax/' + id + '/';
	var url_method = 'GET';
	
	var img_src;
	var img = new Image();
	
	if(document.getElementById(div_main).style.display == "none")
	{
		document.getElementById('layout_loading').style.display = "block";
		
		ajax_result = ajax_load(url, url_method);
		document.getElementById(div_main).innerHTML = ajax_result;
		
		if(document.getElementById(image_id) != null)
		{
			img_src = document.getElementById(image_id).src;
			img.src = img_src;
			
			img.onload = function()
			{
				document.getElementById(image_id).width = img.width;
				document.getElementById(image_id).height = img.height;
				
				document.getElementById('layout_loading').style.display = "none";
				slidedown(div_main);
			}
		}
		else
		{
			document.getElementById('layout_loading').style.display = "none";
			
			slidedown(div_main);
		}
	}
	else
	{		
		// div is not hidden, so slide up
		slideup(div_main);
	}
}

function load_movies(id)
{
	var ajax_result;
	
	var div_main = 'movies_item_' + id;
	var image_id = 'movies_image_' + id;
	var icon_id = 'icon_' + id;	
	
	var url = './site/movies/ajax/' + id + '/';
	var url_method = 'GET';
	
	var img_src;
	var img = new Image();
	var img = new Image();
	var img_icon = new Image();
	
	if(document.getElementById(div_main).style.display == "none")
	{
		document.getElementById('layout_loading').style.display = "block";
		
		ajax_result = ajax_load(url, url_method);
		document.getElementById(div_main).innerHTML = ajax_result;
		
		if(document.getElementById(image_id) != null)
		{
			img_src = document.getElementById(image_id).src;
			img.src = img_src;
			
			img.onload = function()
			{
				document.getElementById(image_id).width = img.width;
				document.getElementById(image_id).height = img.height;
				
				img_icon.src = document.getElementById(icon_id).src;
				
				img_icon.onload = function()
				{
					document.getElementById(icon_id).width = img_icon.width;
					document.getElementById(icon_id).height = img_icon.height;
					
					document.getElementById('layout_loading').style.display = "none";
					slidedown(div_main);
				}
			}
		}
		else
		{
			document.getElementById('layout_loading').style.display = "none";
			
			document.getElementById(icon_id).width = '150';
			document.getElementById(icon_id).height = '150';
			
			slidedown(div_main);
		}
	}
	else
	{
		document.getElementById(icon_id).width = '35';
		document.getElementById(icon_id).height = '35';
		
		// div is not hidden, so slide up
		slideup(div_main);
	}
}