function setDisplay(objectid,displaymode) {
  $(objectid).style.display = displaymode;
}

function getEvent(eventId,objectId) {
  xajax_update("index.php?module=guest&class=welcomeajax&event=loadEventPreview&event_id="+eventId+"&object_id="+objectId+"","eventflashpreview","window.scrollTo(0, 560);");
}

function checkBySpan(element_id) {

	if($(element_id).checked == false) {
	    $(element_id).checked = true;
	} else {
	    $(element_id).checked = false;
	}
    
}

function chooseElement( id1,n,count )
{
	var idtxt = id1+'-txt';
	var idlink = id1+'-link';
	var idimg = id1+'-img';
	var idmore = id1+'-more';

	for( i=1;i<=count;i++ )
	{
		$(idtxt+i).className = 'invis';
		$(idmore+i).className = 'invis';
		$(idlink+i).className = '';
		if($(idimg+i)) $(idimg+i).className = 'invis';
	}
	$(idtxt+n).className = 'news-txt'; 	
	$(idmore+n).className = 'more-cube'; 	
	$(idlink+n).className = 'active'; 
	if($(idimg+n)) $(idimg+n).className = 'news-img'; 
	
	return n;
}

var IntervalID = null;

function startInterval() {
   IntervalID = setInterval("currentElement=nextElement('news',currentElement,countMainnews);", 10000 );
}

function stopInterval() {
   clearInterval ( IntervalID );
}

function prevElement( id1,currentElement,count )
{
	if(currentElement==1)
	{
		chooseElement(id1,count,count);
		return count;
	}
	currentElement--;
	chooseElement(id1,currentElement,count);
	return currentElement;	
}
function nextElement( id1,currentElement,count )
{
	if(currentElement==count)
	{
		chooseElement(id1,1,count);
		return 1;
	}
	currentElement++;
	chooseElement(id1,currentElement,count);
	return currentElement;
}