function hoverMenue(menue, submenue){
	menue.style.cursor='pointer';
	menue.style.backgroundPosition='bottom';
	$(submenue).style.display='inline';
}
function outMenue(menue, submenue){
	menue.style.backgroundPosition='top';
	$(submenue).style.display='none';
}

var images = new Array();
var akt_image = 0;
function showBlock(i,bez){
	akt_image = i;
	$('block_main').update('<img id="img_block" src="" alt="" title="" />');
	setBlockImg();
	$('img_block').alt = $('img_block').title = bez;
	$('block').style.display = 'block';
}
function hiddenBlock(){
	$('block').style.display = 'none';
}
function setBlockImg(){
	$('block_zurueck').update((akt_image>0 ? '<a href="javascript:getBlockBackImg();">&lt;&lt;&lt;&lt;</a>' : '&nbsp;'));
	$('block_vor').update((akt_image<images.length-1 ? '<a href="javascript:getBlockNextImg();">&gt;&gt;&gt;&gt;</a>' : '&nbsp;'));
	$('img_block').src = 'imageout.php?img='+images[akt_image];
}
function getBlockNextImg(){
	akt_image++;
	setBlockImg();
}
function getBlockBackImg(){
	akt_image--;
	setBlockImg();
}