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setTimeout(function(){
    _animationLoop = setInterval(introAnimation,50)
},0);
    
function introAnimation(){
  if(count<=23){
  elem('#introAnimation').style.background='#010e31 url(images/intro/'+count+'.jpg)';
  count++;
  }else{
    clearInterval(_animationLoop);
  }
}

function elem(id){return document.querySelector(id)};