function switchLent(selected_id, num)
{
	for(i=0; i < num; i++)
	{
		document.getElementById('rss'+i).style.display = 'none';
	}
	document.getElementById('rss'+selected_id).style.display = 'block';
	
}	
	
	/*
	var rssContainer = document.getElementById('rss_window');
	rssContainer.onmousemove = mouseMove;
	rssContainer.onmouseout = mouseOut;
	rssContainer.onmouseover = function() {
		clearTimeout(tOutHandler)
	}
	
	rssItems = document.getElementById('rss_items');
	
	action = null;
	
	var tOutHandler;
	
	function fixEvent(e) {
	    // получить объект событие для IE
	    e = e || window.event
	 
	    // добавить pageX/pageY для IE
	    if ( e.pageX == null && e.clientX != null ) {
	        var html = document.documentElement
	        var body = document.body
	        e.pageX = e.clientX + (html && html.scrollLeft || body && body.scrollLeft || 0) - (html.clientLeft || 0)
	        e.pageY = e.clientY + (html && html.scrollTop || body && body.scrollTop || 0) - (html.clientTop || 0)
	    }
	 
	    // добавить which для IE
	    if (!e.which && e.button) {
	        e.which = e.button & 1 ? 1 : ( e.button & 2 ? 3 : ( e.button & 4 ? 2 : 0 ) )
	    }
	 
	    return e
	}

	
	function mouseMove(event){
		event = fixEvent(event)
		top_pos = parseInt(rssItems.style.top);
		height = -rssItems.offsetHeight + document.getElementById('rss_window').offsetHeight;
		if (event.pageY >= 750 && top_pos > height) {
			action = 'down';
		} else if (event.pageY <= 650 && top_pos < 0) {
			action = 'up';
		} else {
			action = null;
		}
	}	
	
	setInterval(func, 30);
	
	function func () {
		top_pos = parseInt(rssItems.style.top);
		if (action == 'up' && top_pos < 0) {
			rssItems.style.top = top_pos + 1 + 'px';
		} else if (action == 'down' && top_pos > height) {
			rssItems.style.top = top_pos - 1 + 'px';
		}
	}
	
	function mouseOut(event) {
		tOutHandler = setTimeout(function(){
			action = null
		}, 0)
	}*/