CSS 1

    <style>
      #simpson2 {
            /*display:block;*/
           /*display:none;*/
           visibility: hidden
      }
      #simpson3 {
           /*display:none;*/
           visibility: hidden
      }       
    </style> 
  

    <img id="simpson1" src="img/simpsnovi_0.png" height="64" width="150">
    <img id="simpson2" src="img/simpsnovi_1.png" height="195" width="89">
    <img id="simpson3" src="img/simpsnovi_2.png" height="235" width="132">
    <img id="simpson4" src="img/simpsnovi_3.png" height="386" width="184">
    <img id="simpson5" src="img/simpsnovi_4.png" height="463" width="145">