var news = new Array();

function getPrevArt(id)
{
	if(news[id]['actual_news'] > 0)
	{
		news[id]['actual_news']--;
		setNews(id);
	}
}
function getNextArt(id)
{
	
	var length = news[id]['length'];
	if(news[id]['actual_news'] < (length - 1))
	{
		news[id]['actual_news']++;
		setNews(id);
	}
}

function setNews(id)
{
	var actual_news = news[id]['actual_news'];
	var length = news[id]['length'];
	var prevClass = 'prev';
	var nextClass = 'next';
	var thumb = news[id][actual_news]['thumb'];
	var thumb_title = news[id][actual_news]['thumb_title'];
	if(typeof thumb_title == 'undefined')
		thumb_title = '';
	var title = news[id][actual_news]['title'];
	var text = news[id][actual_news]['text'];
	var linkUrl = news[id][actual_news]['url'];
	if(typeof news[id][actual_news]['related'] == 'undefined')
	{
		var related = '';
	}
	else
	{
		var related = news[id][actual_news]['related'];
	}
	if(actual_news == 0)
	{
		prevClass += 'hidden';
	}
	if(actual_news == (length - 1))
	{
		nextClass += 'hidden';
	}
	
	var this_news = '';
	
	if(actual_news == 0)
		this_news = '<div class="nav"><a class="'+prevClass+'"></a><a class="'+nextClass+'" onclick="getNextArt(\''+id+'\');" href="javascript:void(0);"></a><span>('+ (actual_news+1) +'/'+length+')</span></div>';
	else if(actual_news == (length - 1))
		this_news = '<div class="nav"><a class="'+prevClass+'" onclick="getPrevArt(\''+id+'\');" href="javascript:void(0);"></a><a class="'+nextClass+'"></a><span>('+ (actual_news+1) +'/'+length+')</span></div>';
	else
		this_news = '<div class="nav"><a class="'+prevClass+'" onclick="getPrevArt(\''+id+'\');" href="javascript:void(0);"></a><a class="'+nextClass+'" onclick="getNextArt(\''+id+'\');" href="javascript:void(0);"></a><span>('+ (actual_news+1) +'/'+length+')</span></div>';
	if(id == 'first-main-news')
		height1 = ' height="140"';
	else
		height1 = "";
	if(thumb.length > 21)
		this_news += '<img id="'+id+'imgnav"'+height1+' class="content" src="' + thumb + '" alt="' + thumb_title + '" />';
	//alert(thumb.length > 21);
	this_news += '<h2>' + title + '</h2>';
	this_news += '<p>' + text;
	this_news += ' <a class="more" href="' + linkUrl + '">'+news[id]["more"]+'...</a></p>';
	this_news += related;
	
	document.getElementById(id).innerHTML = this_news;
	//document.getElementById(id).setAttribute("src",thumb+"test");
	//document.getElementById(id+'imgnav').src=thumb;
	//document.getElementById(id).setAttribute("alt",thumb_title);
}