// JavaScript Document

function setElementStyleById(id, propertyName, propertyValue) {
    if (!document.getElementById) return;
    var el = document.getElementById(id);
    if (el) el.style[propertyName] = propertyValue;
}

function hideMenu(id)
{
	region = document.getElementById(id);
	setElementStyleById(id,"display","none");
}

function showMenu(id)
{
	region = document.getElementById(id);
	if(region.style.display == 'none' || region.style.display == '')
	{
		setElementStyleById(id,"display","block");
	}
	else
	{
		setElementStyleById(id,"display","none");
	}
}

function change(img,opis)
{
	document.getElementById('img').src = 'galeria/medium/'+ img;
	document.getElementById('img').title = opis;	
	document.getElementById('img').alt = opis;	
	
	document.getElementById('img').name = img;
}

function outMouse(doc)
{
	doc.style.filter='alpha(opacity=80)'; 
	doc.style.opacity=0.80;
}

function overMouse(doc)
{
	doc.style.filter='alpha(opacity=100)'; 
	doc.style.opacity=1.00;
}

function showscreen(img)
{
 	var Win = window.open("galeria/show.php?id=" + img,"displayWindow",'width=320,height=240,resizable=0,scrollbars=no,menubar=no');
}

function fullscreen()
{
	showscreen(document.getElementById('img').name);
}

function MM_swapImgRestore() { //v3.0
  var i,x,a=document.MM_sr; for(i=0;a&&i<a.length&&(x=a[i])&&x.oSrc;i++) x.src=x.oSrc;
}

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_swapImage() { //v3.0
  var i,j=0,x,a=MM_swapImage.arguments; document.MM_sr=new Array; for(i=0;i<(a.length-2);i+=3)
   if ((x=MM_findObj(a[i]))!=null){document.MM_sr[j++]=x; if(!x.oSrc) x.oSrc=x.src; x.src=a[i+2];}
}