function shownews(did) {

	var clicked = document.getElementById('i' + did);
	var link = document.getElementById('a' + did);
	
	clicked.style.display = 'block';
	link.style.display = 'none';
	
	for (var i=0; i < 13; i++) {

		if(i != did) {
		document.getElementById('i' + i).style.display = 'none';
		document.getElementById('a' + i).style.display = 'block';
		}
		
	}

}