var sticky = document.getElementById("thumb-51971506");
if (sticky != null) sticky.setAttribute("src", "https://i.imgur.com/dGij7wZ.png");
/*
var catalog = document.getElementsByClassName("catalog-thumb");
if (catalog != null) console.log(catalog);//catalog[0].setAttribute("src", "https://i.imgur.com/dGij7wZ.png");
*/
window.addEventListener ("wheel", wheel);

function wheel() {
  var catalog = document.getElementsByClassName("catalog-thumb");
if (catalog != null) catalog[0].setAttribute("src", "https://i.imgur.com/dGij7wZ.png");
  document.removeEventListener("wheel", wheel);
}