A gistfile1.txt

@@ -0,0 +1,51 @@
+var links2img = []
+
+function initLightbox() {
+    var links = document.getElementsByTagName("a");
+    for(var i = links.length; i--; ) {
+        var imginside = links[i].getElementsByTagName("img");
+        if (imginside.length == 1 ) {
+            links2img.push(links[i])
+            console.log(links[i]);
+            links[i].onclick = openLightbox;
+        }
+    }
+}
+
+function openLightbox(e) {
+    var lightbox = document.createElement('div');
+    lightbox.style.width = "98%";
+    lightbox.style.height = "98%";
+    lightbox.style.padding = "1%";
+    lightbox.style.position = "fixed";
+    lightbox.style.top = "0";
+    lightbox.style.left = "0";
+    lightbox.style.display = "table";
+    lightbox.style.zIndex = "999";
+    lightbox.style.backgroundColor = "rgba(0, 0, 0, 0.7)";
+    lightbox.addEventListener('click', function(){
+        closeLightbox(lightbox);
+    });
+
+    var fig = document.createElement('figure');
+    fig.style.display = "table-cell";
+    fig.style.align = "center";
+    fig.style.verticalAlign = "middle";
+
+    var img = document.createElement('img');
+    img.src = e.target.parentNode.href;
+
+    fig.appendChild(img);
+    lightbox.appendChild(fig);
+    e.target.parentNode.appendChild(lightbox);
+
+    return false;
+}
+
+function closeLightbox(t) {
+    console.log(t);
+    t.parentNode.removeChild(t);
+    return false;
+}
+
+initLightbox();