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){ }
}