var content_insert_gallery_inited = false;
var content_insert_gallery_gid = 0;
var content_insert_gallery_num = 0;
var content_insert_gallery_maindiv;
var content_insert_gallery_images = new Array();

function content_insert_gallery_open(gid,num,tpl) {
	var bodyNode = document.getElementsByTagName("body").item(0);
	bodyNode.style.overflow = 'hidden';
	scroll(0,0);

	content_insert_gallery_gid = gid;
	content_insert_gallery_num = num;

	/*
	if (!content_insert_gallery_inited) {
		content_insert_gallery_inited = true;

		content_insert_gallery_maindiv = document.createElement("div");
		content_insert_gallery_maindiv.className = "content_insert_gallery_maindiv";


		var bodyNode = document.getElementsByTagName("body").item(0);
		bodyNode.appendChild(content_insert_gallery_maindiv);

		content_insert_makeRequest("/index.php?mod=content_insert&cla=content_insert&fun=start&ajax&act=gallery_tpl&tpl="+tpl+'&gid='+gid+'&num='+num,'gallery_tpl',0);
	}
	*/

	content_insert_gallery_maindiv = document.getElementById('content_insert_gallery_popupdiv');
	document.getElementById('content_insert_gallery_maindiv_background').style.display = 'block';

	content_insert_gallery_maindiv.style.display = 'block';
	content_insert_gallery_loadImage(gid,num);

}

function content_insert_gallery_loadImage(gid,num) {
	document.getElementById('content_insert_gallery_popupdiv_picture').innerHTML = "<img src='/uploads_sys/galeria/big" + content_insert_gallery_images[gid][num]['src'] + "' alt='" + content_insert_gallery_images[gid][num]['name'] + "' title='" + content_insert_gallery_images[gid][num]['name'] + "' />";

	document.getElementById('content_insert_gallery_popupdiv_title').innerHTML = content_insert_gallery_images[gid][num]['name'];
	document.getElementById('content_insert_gallery_popupdiv_pager').innerHTML = content_insert_gallery_images[gid].length + ' / ' + (num + 1);

	content_insert_gallery_num = num;
}

function content_insert_gallery_close() {
	content_insert_gallery_maindiv.style.display = 'none';
	document.getElementById('content_insert_gallery_maindiv_background').style.display = 'none';

	var bodyNode = document.getElementsByTagName("body").item(0);
	bodyNode.style.overflow = 'scroll';
}

function content_insert_gallery_prev() {
	var prev = content_insert_gallery_num - 1;
	if (prev < 0) prev = 0;
	content_insert_gallery_loadImage(content_insert_gallery_gid,prev);
}

function content_insert_gallery_next() {
	var next = content_insert_gallery_num + 1;
	if (next > content_insert_gallery_images[content_insert_gallery_gid].length - 1) next = content_insert_gallery_images[content_insert_gallery_gid].length - 1;
	content_insert_gallery_loadImage(content_insert_gallery_gid,next);
}

/**/
var content_insert_ajax_answer;
function content_insert_makeRequest(url,event,id) { // kérelem
 var http_request = false;
  if (window.XMLHttpRequest) { // Mozilla, Safari,...
   http_request = new XMLHttpRequest();
   if (http_request.overrideMimeType) {
    http_request.overrideMimeType('text/xml'); // ha nem xml alapú lapot töltünk be, és hibát ír, akkor ezt kell kikommentezni
   }
  } else if (window.ActiveXObject) { // IE
   try {
    http_request = new ActiveXObject("Msxml2.XMLHTTP");
   } catch (e) {
      try {
       http_request = new ActiveXObject("Microsoft.XMLHTTP");
      } catch (e) {}
     }
   }

   if (!http_request) {
    alert('Feladtam :( Nem tudok XMLHTTP példányt létrehozni');
            return false;
   }
    http_request.onreadystatechange = function() { content_insert_alertContents(http_request,event,id); };
    http_request.open('GET', url, true);
    http_request.send(null);
}

/* feldolgozás */
function content_insert_alertContents(http_request,event,id) {
	if (http_request.readyState == 4) {
		if (http_request.status == 200) {
			content_insert_ajax_answer=http_request.responseText;
			if (event == "gallery_tpl") {
				content_insert_gallery_maindiv.innerHTML = content_insert_ajax_answer;
			}
		}
	}
}