var curr=null;
function flip(sPath) {
var oContainer=document.getElementById('main');
sPath=sPath.substr(sPath.lastIndexOf('/')+1,sPath.length);
oContainer.src=prefix+sPath;
}
function picclose()  {
var oLarge=document.getElementById('largePicCont');
oLarge.style.display="none";
}
function large(sPath)   {
sPath=sPath.substr(sPath.lastIndexOf('/')+1,sPath.length);
var oLarge=document.getElementById('largePic');
oLarge.src=prefix+sPath; 

sPath=sPath.substr(sPath.lastIndexOf('/')+1,sPath.length);
curr=searchFor(pics,sPath);
var oLargeCont=document.getElementById('largePicCont');
//oLargeCont.style.left=x+"px";
//oLargeCont.style.top=y+"px";
//alert(document.documentElement.scrollTop);
var w,h;
if(window.innerWidth)   {
   w=window.innerWidth;
   h=window.innerHeight;
}
if(document.documentElement.clientWidth)  {
   w=document.documentElement.clientWidth;
   h=document.documentElement.clientHeight;
}
//oLargeCont.style.left=document.documentElement.scrollLeft+w/2-oLarge.width/2+"px";;
 oLargeCont.style.left='250px';
 oLargeCont.style.top=document.documentElement.scrollTop+h/2-oLarge.height/2+"px";

oLargeCont.style.display="block";
var oNext=document.getElementById('nextPic')
if(pics[curr+1]==undefined) {
oNext.innerHTML=''; 
}
else
oNext.innerHTML='Nastêpny ->';

var oPrev=document.getElementById('prevPic');
if(pics[curr-1]==undefined) {

oPrev.innerHTML=''; 
}
else
oPrev.innerHTML='<- Poprzedni';
}
function nextPic()   {
var oLarge=document.getElementById('largePic');
curr++;
oLarge.src=prefix+pics[curr]; 
var oNext=document.getElementById('nextPic');
if(pics[curr+1]==undefined) {
oNext.innerHTML=''; 
}
else
oNext.innerHTML='Nastêpny >';

var oPrev=document.getElementById('prevPic');
if(pics[curr-1]==undefined) {
oPrev.innerHTML=''; 
}
else
oPrev.innerHTML='<- Poprzedni';
}

function prevPic()   {
var oLarge=document.getElementById('largePic');
curr--;
oLarge.src=prefix+pics[curr]; 
var oPrev=document.getElementById('prevPic');
if(pics[curr-1]==undefined) {

oPrev.innerHTML=''; 
}
else
oPrev.innerHTML='<- Poprzedni';
var oNext=document.getElementById('nextPic');
if(pics[curr+1]==undefined) {
oNext.innerHTML=''; 
}
else
oNext.innerHTML=' Nastêpny ->';  
}

function searchFor(array,val) {
var i=0;
for(a in array) {
if(a==val)
return i;
else
i++;
}
return false;
}