function set_navigation(dataset){
	var text = slidetext_prefix+' ';
	if(count > 1 )
		text+='<a href="javascript:set_components('+dataset.name+', -1);" class="ueberschrift_subrubrik">&laquo; '+ count +'</A>';
	else
		text+='&nbsp;&nbsp; '+count;

	text+='&nbsp;von&nbsp;';
	var anz = dataset.pic.length-1;
	if(count < anz)
		text+='<a href="javascript:set_components('+dataset.name+', +1);" class="ueberschrift_subrubrik">'+ anz +' &raquo;</A>&nbsp';
	else 
		text+=anz+'&nbsp;&nbsp;&nbsp;';
	document.getElementById('slidenavigation').innerHTML=text;
}

function set_image(dataset){
	if (document.images){
	    if (dataset.pic[count] != "none") {
			document.images[image_container].src = dataset.pic[count];
		}
	}
}

function set_text(dataset){
	if( typeof(text_container) != "undefined" )
		document.getElementById([text_container]).innerHTML=dataset.txt[count];
}

function set_components(dataset, i){
	if( i != 0 ){
		count = count+i;
	}else{
		if( typeof(desc_container) != "undefined" )
			document.getElementById('slidedesc').innerHTML=dataset.desc;
		count = 1;
	}
	set_image(dataset);
	set_text(dataset);
	set_navigation(dataset);
}