function Otevri(item) {
	if (document.getElementById("aktualni-foto"+item)) {
   obj=document.getElementById("aktualni-foto"+item);
   visible=(obj.style.display!="none");
   if (visible) {
     obj.style.display="none";
   } else {
      obj.style.display="block";
   }
  }
}




var step = 300;

function moveLeft ( elem ) {
 moveContent(elem, -1);
}

function moveRight ( elem ) {
 moveContent(elem, 1);
}

function moveContent ( elem, direction ) {
 var parent = elem.parentNode;
 if ( !parent ) {
  return;
 }
 var p = parent.getElementsByTagName("p");
 if ( p.length != 1 ) {
  return;
 }
 element = p[0];
 var myFx = new Fx.Scroll(element, {wait: false, transition: Fx.Transitions.Quad.easeInOut});
 move = element.scrollLeft + step * direction;
 myFx.start(move, 0);
}