function render_gallery(overview,content){
	galleryo= eval('(' + overview + ')');
	gallery= eval('(' + content + ')');
	
	open_overview();
	//dhtmlHistory.initialize();
	
        //dhtmlHistory.addListener(historyChange);
        //dhtmlHistory.add("list",false);
}

function open_overview(){
	
	var target = document.getElementById("MainText-right");
	var html="<h1>Bildergalerie</h1>";
		
	for(var i = 0 ; i<= galleryo.gallery.length-1; i++){
		html+="<a href='#' onClick='open_gallery("+galleryo.gallery[i].id+")'>"+galleryo.gallery[i].name+"</a><br />";
	}
	target.innerHTML=html;
}


function open_gallery(id){
        //dhtmlHistory.add(id+"",false);
	
	var target = document.getElementById("MainText-right");
	var html="<h1>Bildergalerie</h1><a href='#' onClick='open_overview()'>zurück</a><br /><br />";
	var counter=0;

	for(var i = 0 ; i< gallery.gallery.length; i++){
		if(gallery.gallery[i].id==id){
			if(counter==4){
				html+="<br /><br />";
				counter=0;
			}
			html+="<a class='gallery' href='#' onClick='open_window(this);'><img class='gallery_image' id='"+gallery.gallery[i].src+"' src='"+pref+gallery.gallery[i].src+"'/></a>"+n+n+n;
			counter+=1;
		}
	}
	target.innerHTML=html;
	
	var imgs = document.getElementById("MainText-right").getElementsByTagName("img");
	
	for(var y = 0 ; y< imgs.length; y++){
		//imgs[y].style.width="120px";
		imgs[y].style.height="80px";
	}
}
function open_window(src){
	var image=src.firstChild.id;

	//alert(t.firstChild.name);
	fenster = window.open('showimg.php?img='+image, "Bildergallerie", "status=no,scrollbars=no,resizable=no");
 	fenster.focus();
}
var galleryo;
var gallery;
var n="&nbsp;";
var pref="http://www.quartierverein-winkeln.ch/";

function historyChange(newLocation,
                             historyData) {
        //alert(newLocation);
        //if(newLocation!=""){
	//	if(newLocation=="init"){
	//		open_overview();
	//	}else{
	//		open_gallery(newLocation);
	//	}
	//}
	history.go(-1);
}