var base_url = 'http://www.staziun-lavin.ch';

/**
* Verarbeite onkey*** Ereignisse für die Bildergalerie
*
* keyHandler
*
* @param	Event event
* @return	void
*/
function keyHandler(event, pic_nr, total_pics) {
	
	// IE
	if (event.keyCode != 0) key_code = event.keyCode;
	// Mozilla
	else if (event.which != 0) key_code = event.which;
	
	// Nächstes Bild
	if (key_code == 39) {
		if (pic_nr == total_pics) pic_nr = 1;
		else pic_nr++;
	}
	// Vorangehendes Bild
	else if (key_code == 37) {
		if (pic_nr == 1) pic_nr = total_pics;
		else pic_nr--;
	}
	// Load page
	self.location.href = base_url + '/show/pic/' + pic_nr;
	
}

function swapDisplay(id) {
	
	var node = document.getElementById(id);
	if (node.style.display == 'block') {
		node.style.display = 'none';
	}
	else if (node.style.display == 'none') {
		node.style.display = 'block';
	}
}