var active_menu = 0;
var scrollIt = true;

function activateMenu(number) {
	if (active_menu != number) {
		document.getElementById('menu'+number).src = document.getElementById('menu'+number).src.replace(/_off.png/g, '.png');
		document.getElementById('menu'+active_menu).src = document.getElementById('menu'+active_menu).src.replace(/.png/g, '_off.png');
		active_menu = number;
		document.getElementById('the_content').innerHTML = document.getElementById('container'+number).innerHTML;
	}
}

function showNewsThumb(number) {
	document.getElementById('thumb'+number).style.visibility = 'visible';
}

function hideNewsThumb(number) {
	document.getElementById('thumb'+number).style.visibility = 'hidden';
}

function getRightEdge(element_counter) {
	var obj, i, pos = 0;
	for (i = 0; i < element_counter; i++) {
		obj = document.getElementById('scroll' + i);
		if (parseInt(obj.style.left) > pos) pos = parseInt(obj.style.left);
	}
	return pos + 153;
}

function scroller(count) {
	var i, obj, pos;
	if (count >= 6) {
		for (i = 0; i < count; i++) {
			obj = document.getElementById('scroll' + i);
			if (obj && scrollIt) {
				pos = parseInt(obj.style.left) - 1;
				if (pos < -150) { pos = getRightEdge(count); }
				obj.style.left = pos + 'px';
			}
		}
		setTimeout('scroller('+count+');', 40);
	}
}