var isBackend = false;

function switchPanel(obj, panel)
{
	if (obj.checked)
	{
		$(panel).show();
	}
	else
	{
		$(panel).hide();
	}
}

var timer;
var newsCounter = 0;

function changeMainNews(number)
{		
	clearInterval(timer);
	switch_news(number);	   
	newsCounter = number;
	timer = setTimeout ( "periodicExecuter()", 4000 );
	
	return false;
}

function periodicExecuter()
{
	if(newsCounter>=5) 
		newsCounter=0
	else 			
		newsCounter++;
		
	switch_news(newsCounter);
}                
                
function switch_news(frame) 
{       	
	if($('panel-home')){
		if($('news-container-' + frame))
	   	{           
	       	$$('.leading-news-item').each(function(element) {element.hide();});
	       	$$('.rotator-links a').each(function(el){el.className="r-link";}); 
	       	
	        if($('news-container-' + frame))
	        {           	  
	         $('news-container-' + frame).style.display='block';
	         $('rotator-item-'+frame).className="r-link-current";
		    }
	    }  else {
	    	newsCounter = 0;
	    	switch_news(0);
	    }	
	}
}

timer = setInterval ( "periodicExecuter()", 4000 );