// Bilder vorladen
pfeil_li_p = new Image(); pfeil_li_p.src = "/zentral/galerie/pfeil_li_p.png";
pfeil_li_a = new Image(); pfeil_li_a.src = "/zentral/galerie/pfeil_li_a.png";
pfeil_re_p = new Image(); pfeil_re_p.src = "/zentral/galerie/pfeil_re_p.png";
pfeil_re_a = new Image(); pfeil_re_a.src = "/zentral/galerie/pfeil_re_a.png";
pfeil_home_p = new Image(); pfeil_home_p.src = "/zentral/galerie/pfeil_home_p.png";
pfeil_home_a = new Image(); pfeil_home_a.src = "/zentral/galerie/pfeil_home_a.png";
pfeil_end_p = new Image(); pfeil_end_p.src = "/zentral/galerie/pfeil_end_p.png";
pfeil_end_a = new Image(); pfeil_end_a.src = "/zentral/galerie/pfeil_end_a.png";

function pfeil_over(pfeil) {
	document[pfeil].src = eval(pfeil + "_a").src;
}
function pfeil_out(pfeil) {
	document[pfeil].src = eval(pfeil + "_p").src;
}

function nav_an(nav_button) {
	document[nav_button].src = eval(nav_button + "a").src;
}

function nav_aus(nav_button) {
	document[nav_button].src = eval(nav_button).src;
}

function nav_sofa(nav_button) {
	document["b_sofa"].src = eval(nav_button).src;
}

// Explorer-Popup
function show(typ,news_id,image_id) {
	popup('zentral/explorer.php?typ='+typ+'&news_id='+news_id+'&image_id='+image_id,960,531);
}

function showfoto_500(id) {
	popup('zentral/explorer_500.php?id='+id,660,352);
}

// Allgemeines PopUp
function popup(page,x,y) {
	if(document.body.clientWidth){
		var breite = document.body.clientWidth;
		var hoehe = document.body.clientHeight;
	}
	if(window.innerWidth){
		var breite = innerWidth;
		var hoehe = innerHeight;
	}
	PopWindow=window.open(page,"","directories=no,status=no,scrollbars=no,resize=no,resizable=no,menubar=no,width="+x+",height="+y+",left="+(breite-x)/2+",top="+(hoehe-y)/2);
	PopWindow.focus();
}