function scrollNews(start) {
	
	for(x = 1; x <= 7; x++) {
		ding = 'item_' + x;
		document.getElementById(ding).style.display = 'none';
	}	
		
	for(x = start; x <= (start + 2); x++) {
		ding = 'item_' + x;
		document.getElementById(ding).style.display = 'block';
	}	
	
	switch(start) {
		case 1:
			next = 2;
			prev = 5;	
		break;
		case 5:
			next = 1;
			prev = 4;	
		break;
		default: 
			next = start + 1;
			prev = start - 1;	
		break;
	}	
	document.getElementById('scroll_left').innerHTML = '<a onClick="javascript:scrollNews(' + prev + ');"><img src="images/icons/left.gif" border="0" alt="" /></a>';
	document.getElementById('scroll_right').innerHTML = '<a onClick="javascript:scrollNews(' + next + ');"><img src="images/icons/right.gif" border="0" alt="" /></a>';
}