// JavaScript Document
function zobraz(prvni, druhy, treti, zacatek, konec){
    document.getElementById('slide_show').innerHTML ='<a href="./reference/' + prvni + '.jpg" rel="lightbox[reference]"><img src="./reference/thumb/' + prvni + '.jpg" alt="' + prvni + '.jpg, 4,7kB" class="" title="' + prvni + '" height="62" width="80" align="center" /></a><a href="./reference/' + druhy + '.jpg" rel="lightbox[reference]"><img src="./reference/thumb/' + druhy + '.jpg" alt="' + druhy + '.jpg, 4,7kB" class="" title="' + druhy + '" height="72" width="96" align="center" /></a><a href="./reference/' + treti + '.jpg" rel="lightbox[reference]"><img src="./reference/thumb/' + treti + '.jpg" alt="' + treti + '.jpg, 4,7kB" class="" title="' + treti + '" height="62" width="80" align="center" /></a>';
   
    if(prvni==zacatek){
     
      document.getElementById('leva').innerHTML='<img src="img/left_arrow.jpg" alt="left_arrow.jpg, 1,4kB" title="Konec ..."  height="41" width="34" align="center" class="arrow"  />';
    }else{
      document.getElementById('leva').innerHTML='<a href="javascript: zobraz(' + (prvni-1) + ',' + (druhy-1) + ',' + (treti-1) + ',' + zacatek + ',' + konec + ');"><img src="img/left_arrow.jpg" alt="left_arrow.jpg, 1,4kB" title="Předchozí ..."  height="41" width="34" align="center" class="arrow"  /></a>';
    }
    if(treti==konec){
      
      document.getElementById('prava').innerHTML='<img src="img/right_arrow.jpg" alt="right_arrow.jpg, 1,5kB" title="Konec ..."  height="41" width="34" align="center" class="arrow" />';
    }else{
     document.getElementById('prava').innerHTML='<a href="javascript: zobraz(' + (prvni+1) + ',' + (druhy+1) + ',' + (treti+1) + ','+ zacatek + ',' + konec + ');"><img src="img/right_arrow.jpg" alt="right_arrow.jpg, 1,5kB" title="Další ..."  height="41" width="34" align="center" class="arrow" /></a>';
    }
    
        
        
  }