function init() {
	new_image		= new Image();
	new_image.src	= '/fisch/fischbild.jpg?' + Math.random();
	image_counter	= 0;

	var myMove = new Drag.Move('virtufischlis');
	window.setTimeout('show_image()', 2000);
}

function show_image() {
	document.images['fischlis'].src		= new_image.src;
	new_image.src	= '/fisch/fischbild.jpg?' + Math.random();
	window.setTimeout('show_image()', 2000);
}

function show_virtufischlis() {
	$('virtufischlis').setStyle('display', 'block');
}

function hide_virtufischlis() {
	$('virtufischlis').setStyle('display', 'none');
}