function rollOver(loc,y) {
  if(y==1){document[loc].src = ('../img/linka_' + loc + '.gif');}
  else document[loc].src = ('img/linka_' + loc + '.gif');
}

function rollOut(loc,y) {
  if(y==1){document[loc].src = ('../img/link_' + loc + '.gif');}
  else document[loc].src = ('img/link_' + loc + '.gif');
}

function thumbscroll(){
  document.nsthumbs.moveBy(0,-10);
  document.nsthumbs.clip.top=68;
  document.nsthumbs.clip.bottom=418;
}