//otwiera strone 
// url - adres strony
// where - id pola gdzie wstawiac zawartosc
// pre - to co ma byc wstawione w polu przed zawartoscia strony, domyslnie ""
// after - to co ma byc wstawione w polu przed zawartoscia strony, domyslnie ""

function openurl(url, where, pre, after, wait)
{
  var xmlHttp_content;
  try
    {
			xmlHttp_content=new ActiveXObject("Msxml2.XMLHTTP");
    }
  catch (e)
    {
    // Internet Explorer
    try
      {
				// Firefox, Opera 8.0+, Safari
				xmlHttp_content=new XMLHttpRequest();
      }
    catch (e)
      {
      try
        {
					xmlHttp_content=new ActiveXObject("Microsoft.XMLHTTP");
        }
      catch (e)
        {
        alert("Your browser does not support AJAX!");
        return false;
        }
      }
    }
	xmlHttp_content.onreadystatechange=function()
    {
		if(xmlHttp_content.readyState<4)
      {
				var x=document.getElementById(where);
				if (wait!='') x.innerHTML=wait;
			}
		if(xmlHttp_content.readyState==4)
      {
				var x=document.getElementById(where);
				x.innerHTML=pre+xmlHttp_content.responseText+after;
			}
		}
		
	xmlHttp_content.open("GET",url,true);
		
	//xmlHttp_content.CacheControl = "no-cache";
	//xmlHttp_content.AddHeader("Pragma", "no-cache");
	//xmlHttp_content.Expires = -1;
	//xmlHttp_content.setRequestHeader( "If-Modified-Since", "Sat, 1 Jan 2000 00:00:00 GMT" );
	
	xmlHttp_content.send(null);
}

function LoadPage(page,back)
{
	openurl(page, 'link_info', '', '', '...');
	
	var x=document.getElementById('bgr_logo');
	//x.style.backgroundImage='url(images/bgrs/layuot_main_dark_s2.jpg)';
	x.style.backgroundImage='url(images/bgrs/'+back+')';
	
}

function ShowPhoto(photo,back)
{
	openurl('showphoto.php?photo='+photo+"&back="+back, 'link_info', '', '', '...');
}

function setvalue(value, where)
{
	var x=document.getElementById(where);
	x.innerHTML=value;
}

//ustawia pole 'where' jako puste, 'zamyka podokno'

function setempty(where)
{
	setvalue('',where);
}



function MM_preloadImages() { //v3.0
  var d=document; if(d.images){ if(!d.MM_p) d.MM_p=new Array();
    var i,j=d.MM_p.length,a=MM_preloadImages.arguments; for(i=0; i<a.length; i++)
    if (a[i].indexOf("#")!=0){ d.MM_p[j]=new Image; d.MM_p[j++].src=a[i];}}
}

function MM_findObj(n, d) { //v4.01
  var p,i,x;  if(!d) d=document; if((p=n.indexOf("?"))>0&&parent.frames.length) {
    d=parent.frames[n.substring(p+1)].document; n=n.substring(0,p);}
  if(!(x=d[n])&&d.all) x=d.all[n]; for (i=0;!x&&i<d.forms.length;i++) x=d.forms[i][n];
  for(i=0;!x&&d.layers&&i<d.layers.length;i++) x=MM_findObj(n,d.layers[i].document);
  if(!x && d.getElementById) x=d.getElementById(n); return x;
}

function MM_nbGroup(event, grpName) { //v6.0
  var i,img,nbArr,args=MM_nbGroup.arguments;
  if (event == "init" && args.length > 2) {
    if ((img = MM_findObj(args[2])) != null && !img.MM_init) {
      img.MM_init = true; img.MM_up = args[3]; img.MM_dn = img.src;
      if ((nbArr = document[grpName]) == null) nbArr = document[grpName] = new Array();
      nbArr[nbArr.length] = img;
      for (i=4; i < args.length-1; i+=2) if ((img = MM_findObj(args[i])) != null) {
        if (!img.MM_up) img.MM_up = img.src;
        img.src = img.MM_dn = args[i+1];
        nbArr[nbArr.length] = img;
    } }
  } else if (event == "over") {
    document.MM_nbOver = nbArr = new Array();
    for (i=1; i < args.length-1; i+=3) if ((img = MM_findObj(args[i])) != null) {
      if (!img.MM_up) img.MM_up = img.src;
      img.src = (img.MM_dn && args[i+2]) ? args[i+2] : ((args[i+1])? args[i+1] : img.MM_up);
      nbArr[nbArr.length] = img;
    }
  } else if (event == "out" ) {
    for (i=0; i < document.MM_nbOver.length; i++) {
      img = document.MM_nbOver[i]; img.src = (img.MM_dn) ? img.MM_dn : img.MM_up; }
  } else if (event == "down") {
    nbArr = document[grpName];
    if (nbArr)
      for (i=0; i < nbArr.length; i++) { img=nbArr[i]; img.src = img.MM_up; img.MM_dn = 0; }
    document[grpName] = nbArr = new Array();
    for (i=2; i < args.length-1; i+=2) if ((img = MM_findObj(args[i])) != null) {
      if (!img.MM_up) img.MM_up = img.src;
      img.src = img.MM_dn = (args[i+1])? args[i+1] : img.MM_up;
      nbArr[nbArr.length] = img;
  } }
}

function MM_openBrWindow(theURL,winName,features) { //v2.0
 o = window.open(theURL,winName,features);
 o.focus();
}