Add link to slide using observer

add_link_to_slide.html

<script>
var slideImgEl;
  
// Change slidename you want to have a link
var slideName = '/2.jpg';
  
// Link URL
var linkUrl = 'https://www.skistar.com/sv/skistarliving/kop/are/are-by/brf-are-village-2-85m2-UgE/#broker';
 
var observer = new MutationObserver(function(mutations) {
  mutations.forEach(function(mutation) {
    if (mutation.attributeName === "src") {
      if (mutation.target.src.indexOf(slideName) !== -1) {
        slideImgEl.addEventListener('click', openLink);
        slideImgEl.classList.add("hover-pointer");
      } else {
        slideImgEl.removeEventListener('click', openLink);
      	slideImgEl.classList.remove("hover-pointer");
      }
    }
  });
});

function openLink() {
  window.open(linkUrl);
}

function tryEl(e) {
  slideImgEl = document.querySelector('.slide-img');
  if (!slideImgEl) {
    window.requestAnimationFrame(tryEl);
  } else {
    if (!slideImgEl.src) {
      window.requestAnimationFrame(tryEl);
    } else {
    	observer.observe(slideImgEl, { attributes: true });
    }
  }
}

tryEl();
</script>