function change_item(name)
{
	try{
	if (name=='events') 
		{
		document.getElementById('events').style.zIndex=3;
		document.getElementById('news').style.zIndex=1;
		document.getElementById('btn_events').src="images/events_on.gif";
		document.getElementById('btn_news').src="images/news_off.gif";
		document.getElementById('events').style.visibility="visible";
		document.getElementById('news').style.visibility="hidden";
		}
	else if	(name=='news')
		{
		document.getElementById('events').style.zIndex=1;
		document.getElementById('news').style.zIndex=3;
		document.getElementById('btn_events').src="images/events_off.gif";
		document.getElementById('btn_news').src="images/news_on.gif";
		document.getElementById('events').style.visibility="hidden";
		document.getElementById('news').style.visibility="visible";
		}
	else if	(name=='future_1')
		{
		document.getElementById('future_3').style.zIndex=1;
		document.getElementById('future_2').style.zIndex=2;
		document.getElementById('future_1').style.zIndex=3;
		document.getElementById('btn_future_01').style.background="url(" + 'images/future_01_on.gif' +")";
		document.getElementById('btn_future_02').style.background="url(" + 'images/future_02_off.gif' +")";
		document.getElementById('btn_future_03').style.background="url(" + 'images/future_03_off.gif' +")";
		document.getElementById('future_1').style.display="";
		document.getElementById('future_2').style.display="none";
		document.getElementById('future_3').style.display="none";
		}
	else if	(name=='future_2')
		{
		document.getElementById('future_2').style.zIndex=1;
		document.getElementById('future_3').style.zIndex=2;
		document.getElementById('future_1').style.zIndex=3;
		document.getElementById('btn_future_01').style.background="url(" + 'images/future_01_off.gif' +")";
		document.getElementById('btn_future_02').style.background="url(" + 'images/future_02_on.gif' +")";
		document.getElementById('btn_future_03').style.background="url(" + 'images/future_03_off.gif' +")";
		document.getElementById('future_1').style.display="none";
		document.getElementById('future_2').style.display="";
		document.getElementById('future_3').style.display="none";
		}	
	else if (name=='future_3')
		{
		document.getElementById('future_1').style.zIndex=1;
		document.getElementById('future_2').style.zIndex=2;
		document.getElementById('future_3').style.zIndex=3;
		document.getElementById('btn_future_01').style.background="url(" + 'images/future_01_off.gif' +")";
		document.getElementById('btn_future_02').style.background="url(" + 'images/future_02_off.gif' +")";
		document.getElementById('btn_future_03').style.background="url(" + 'images/future_03_on.gif' +")";
		document.getElementById('future_1').style.display="none";
		document.getElementById('future_2').style.display="none";
		document.getElementById('future_3').style.display="";
		}
	else if (name=='future_4')
		{
		document.getElementById('future_4').style.zIndex=2;
		document.getElementById('future_5').style.zIndex=1;
		document.getElementById('future_big_btn_01').style.background="url(" + 'images/future_big_1_on.gif' +")";
		document.getElementById('future_big_btn_02').style.background="url(" + 'images/future_big_2_off.gif' +")";
		document.getElementById('future_4').style.display="";
		document.getElementById('future_5').style.display="none";
		}	
	else if (name=='future_5')
		{
		document.getElementById('future_4').style.zIndex=1;
		document.getElementById('future_5').style.zIndex=2;
		document.getElementById('future_big_btn_01').style.background="url(" + 'images/future_big_1_off.gif' +")";
		document.getElementById('future_big_btn_02').style.background="url(" + 'images/future_big_2_on.gif' +")";
		document.getElementById('future_4').style.display="none";
		document.getElementById('future_5').style.display="";
		}	
	else if (name=='magazine_1')
		{
		document.getElementById('magazine_3').style.zIndex=1;
		document.getElementById('magazine_2').style.zIndex=2;
		document.getElementById('magazine_1').style.zIndex=3;
		document.getElementById('magazine_btn_01').style.background="url(" + 'images/magazine_btn_01_on.gif' +")";
		document.getElementById('magazine_btn_02').style.background="url(" + 'images/magazine_btn_02_off.gif' +")";
		document.getElementById('magazine_btn_03').style.background="url(" + 'images/magazine_btn_03_off.gif' +")";
		document.getElementById('magazine_1').style.display="";
		document.getElementById('magazine_2').style.display="none";
		document.getElementById('magazine_3').style.display="none";
		}
	else if (name=='magazine_2')
		{
		document.getElementById('magazine_3').style.zIndex=1;
		document.getElementById('magazine_2').style.zIndex=3;
		document.getElementById('magazine_1').style.zIndex=2;
		document.getElementById('magazine_btn_02').style.background="url(" + 'images/magazine_btn_02_on.gif' +")";
		document.getElementById('magazine_btn_01').style.background="url(" + 'images/magazine_btn_01_off.gif' +")";
		document.getElementById('magazine_btn_03').style.background="url(" + 'images/magazine_btn_03_off.gif' +")";
		document.getElementById('magazine_2').style.display="";
		document.getElementById('magazine_1').style.display="none";
		document.getElementById('magazine_3').style.display="none";
		}
	else
		{
		document.getElementById('magazine_3').style.zIndex=3;
		document.getElementById('magazine_2').style.zIndex=1;
		document.getElementById('magazine_1').style.zIndex=3;
		document.getElementById('magazine_btn_03').style.background="url(" + 'images/magazine_btn_03_on.gif' +")";
		document.getElementById('magazine_btn_02').style.background="url(" + 'images/magazine_btn_02_off.gif' +")";
		document.getElementById('magazine_btn_01').style.background="url(" + 'images/magazine_btn_01_off.gif' +")";
		document.getElementById('magazine_3').style.display="";
		document.getElementById('magazine_2').style.display="none";
		document.getElementById('magazine_1').style.display="none";
		}
	}catch(e){}
}

function change_item_yotveta(name){
	try{
	if (name=='future_1')
		{
		document.getElementById('future_3_yot').style.zIndex=1;
		document.getElementById('future_2_yot').style.zIndex=2;
		document.getElementById('future_1_yot').style.zIndex=3;
		document.getElementById('btn_future_01_yot').style.background="url(" + 'images/future_01_on.gif' +")";
		document.getElementById('btn_future_02_yot').style.background="url(" + 'images/future_02_off.gif' +")";
		document.getElementById('btn_future_03_yot').style.background="url(" + 'images/future_03_off.gif' +")";
		document.getElementById('future_1_yot').style.display="";
		document.getElementById('future_2_yot').style.display="none";
		document.getElementById('future_3_yot').style.display="none";
		}
	else if	(name=='future_2')
		{
		document.getElementById('future_2_yot').style.zIndex=1;
		document.getElementById('future_3_yot').style.zIndex=2;
		document.getElementById('future_1_yot').style.zIndex=3;
		document.getElementById('btn_future_01_yot').style.background="url(" + 'images/future_01_off.gif' +")";
		document.getElementById('btn_future_02_yot').style.background="url(" + 'images/future_02_on.gif' +")";
		document.getElementById('btn_future_03_yot').style.background="url(" + 'images/future_03_off.gif' +")";
		document.getElementById('future_1_yot').style.display="none";
		document.getElementById('future_2_yot').style.display="";
		document.getElementById('future_3_yot').style.display="none";
		}	
	else if (name=='future_3')
		{
		document.getElementById('future_1_yot').style.zIndex=1;
		document.getElementById('future_2_yot').style.zIndex=2;
		document.getElementById('future_3_yot').style.zIndex=3;
		document.getElementById('btn_future_01_yot').style.background="url(" + 'images/future_01_off.gif' +")";
		document.getElementById('btn_future_02_yot').style.background="url(" + 'images/future_02_off.gif' +")";
		document.getElementById('btn_future_03_yot').style.background="url(" + 'images/future_03_on.gif' +")";
		document.getElementById('future_1_yot').style.display="none";
		document.getElementById('future_2_yot').style.display="none";
		document.getElementById('future_3_yot').style.display="";
		}
	else if (name=='future_4')
		{
		document.getElementById('future_4_yot').style.zIndex=2;
		document.getElementById('future_5_yot').style.zIndex=1;
		document.getElementById('future_big_btn_01_yot').style.background="url(" + 'images/future_big_1_on.gif' +")";
		document.getElementById('future_big_btn_02_yot').style.background="url(" + 'images/future_big_2_off.gif' +")";
		document.getElementById('future_4_yot').style.display="";
		document.getElementById('future_5_yot').style.display="none";
		}	
	else if (name=='future_5')
		{
		document.getElementById('future_4_yot').style.zIndex=1;
		document.getElementById('future_5_yot').style.zIndex=2;
		document.getElementById('future_big_btn_01_yot').style.background="url(" + 'images/future_big_1_off.gif' +")";
		document.getElementById('future_big_btn_02_yot').style.background="url(" + 'images/future_big_2_on.gif' +")";
		document.getElementById('future_4_yot').style.display="none";
		document.getElementById('future_5_yot').style.display="";
		}
	}catch(e){ }
	
}


function iframe_height(iframe){
	var iframeWindow = iframe.contentWindow ? iframe.contentWindow : iframe.contentDocument.defaultView,
		iframeBanner = iframeWindow.document.getElementById('banner-holder'),
		$iframeBanner = $(iframeBanner),
		height = $iframeBanner.height(),
		$iframe = $(iframe);
	
		
	if(height > 0) {
		$iframe.show();
		$iframe.height(height);
	} else {
		$iframe.hide();
	}
}

function loadIframes() {
	setTimeout(function() {
		var iframesLoading = 0, closingFrames = false;
		$('iframe.ad_iframe').each(function() {
			$(this).bind('load', function() {
				iframe_height(this);
				--iframesLoading;
				if(iframesLoading == 0 && closingFrames) {
					if($('#jambo').height() < 90){
						//$('#closer').hide();
					}
				}
			});
			$(this).attr('src', $(this).attr('rel'));
			++iframesLoading;
		});
		closingFrames = true;
	}, 1000);
}